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ims_umn_20240516

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Reviewed-by: Pristromskaia, Margarita <margarita.pristromskaia@t-systems.com>
Co-authored-by: Zaoxu, Li <lizaoxu@huawei.com>
Co-committed-by: Zaoxu, Li <lizaoxu@huawei.com>
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Zaoxu, Li 2024-05-23 16:04:20 +00:00 committed by zuul
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commit 8a03a26aba
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<h1 class="topictitle1">Installing Native KVM Drivers</h1>
<div id="body0000001120952155"><div class="section" id="EN-US_TOPIC_0000001120952155__section15570104113511"><h4 class="sectiontitle">Scenarios</h4><p id="EN-US_TOPIC_0000001120952155__p1193114471556">When optimizing a Linux private image, you need to install <span class="keyword" id="EN-US_TOPIC_0000001120952155__keyword206010293416">native KVM drivers</span> on the <span id="EN-US_TOPIC_0000001120952155__text1996163814395">ECS</span><span id="EN-US_TOPIC_0000001120952155__text15750140193917"></span>. If the drivers have been installed, skip this section.</p>
<div class="caution" id="EN-US_TOPIC_0000001120952155__note739915382321"><span class="cautiontitle"><img src="public_sys-resources/caution_3.0-en-us.png"> </span><div class="cautionbody"><p id="EN-US_TOPIC_0000001120952155__p5203542203211">If you do not install KVM drivers, NICs of the <span id="EN-US_TOPIC_0000001120952155__text126435184111220">ECS</span><span id="EN-US_TOPIC_0000001120952155__text1090270247111220"></span> may not be detected and the ECS cannot communicate with other resources.</p>
<div class="caution" id="EN-US_TOPIC_0000001120952155__note739915382321"><span class="cautiontitle"><img src="public_sys-resources/caution_3.0-en-us.png"> </span><div class="cautionbody"><p id="EN-US_TOPIC_0000001120952155__p5203542203211">If you do not install KVM drivers, NICs of the <span id="EN-US_TOPIC_0000001120952155__text126435184111220">ECS</span><span id="EN-US_TOPIC_0000001120952155__text1090270247111220"></span> may not be detected and the <span id="EN-US_TOPIC_0000001120952155__text13248103511403">ECS</span><span id="EN-US_TOPIC_0000001120952155__text224815351408"></span> cannot communicate with other resources.</p>
</div></div>
</div>
<div class="section" id="EN-US_TOPIC_0000001120952155__section19907254112223"><h4 class="sectiontitle">Prerequisites</h4><ul id="EN-US_TOPIC_0000001120952155__ul125413450564"><li id="EN-US_TOPIC_0000001120952155__li5622111663915">The <span id="EN-US_TOPIC_0000001120952155__text3677435113917">ECS</span><span id="EN-US_TOPIC_0000001120952155__text9677135103916"></span> needs to be optimized. For details, see <a href="en-us_topic_0037352185.html">Checking Whether a Private Image Needs to be Optimized</a>.</li><li id="EN-US_TOPIC_0000001120952155__li15254164515560">If the <span id="EN-US_TOPIC_0000001120952155__text13930102217432">ECS</span><span id="EN-US_TOPIC_0000001120952155__text16930322104317"></span> uses native Linux KVM drivers, its kernel must be later than 2.6.24.</li><li id="EN-US_TOPIC_0000001120952155__li1825444535619">Disable your antivirus and intrusion detection software. You can enable the software after KVM drivers are installed.</li></ul>
<div class="section" id="EN-US_TOPIC_0000001120952155__section19907254112223"><h4 class="sectiontitle">Prerequisites</h4><ul id="EN-US_TOPIC_0000001120952155__ul125413450564"><li id="EN-US_TOPIC_0000001120952155__li5622111663915">The <span id="EN-US_TOPIC_0000001120952155__text3677435113917">ECS</span><span id="EN-US_TOPIC_0000001120952155__text9677135103916"></span> needs to be optimized. For details, see <a href="en-us_topic_0037352185.html">Checking Whether a Private Image Needs to be Optimized</a>.</li><li id="EN-US_TOPIC_0000001120952155__li15254164515560">The <span id="EN-US_TOPIC_0000001120952155__text13930102217432">ECS</span><span id="EN-US_TOPIC_0000001120952155__text16930322104317"></span> kernel must be later than 2.6.24.</li><li id="EN-US_TOPIC_0000001120952155__li1825444535619">Disable your antivirus and intrusion detection software. You can enable the software after KVM drivers are installed.</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0000001120952155__section1898490103117"><h4 class="sectiontitle">Procedure</h4><p id="EN-US_TOPIC_0000001120952155__p3285515493846">Modify the configuration file based on the OS version.</p>
@ -22,7 +22,7 @@
<td class="cellrowborder" valign="top" width="50.43504350435043%" headers="mcps1.3.3.3.2.4.1.2 "><p id="EN-US_TOPIC_0000001120952155__p910316123417">Take CentOS 7.0 as an example.</p>
<ol id="EN-US_TOPIC_0000001120952155__ol130895417103"><li id="EN-US_TOPIC_0000001120952155__li33081154161015">In the <strong id="EN-US_TOPIC_0000001120952155__b14441297736019">/etc/dracut.conf</strong> file, add VirtIO drivers to <strong id="EN-US_TOPIC_0000001120952155__b1968421826019">add_drivers</strong>, including virtio_blk, virtio_scsi, virtio_net, virtio_pci, virtio_ring, and virtio. Separate driver names with spaces.</li><li id="EN-US_TOPIC_0000001120952155__li9308185401017">Save and exit the <strong id="EN-US_TOPIC_0000001120952155__b12023857036019">/etc/dracut.conf</strong> file and run the <strong id="EN-US_TOPIC_0000001120952155__b12188544886019">dracut -f</strong> command to generate <strong id="EN-US_TOPIC_0000001120952155__b5048689466019">initrd</strong> again.</li></ol>
</td>
<td class="cellrowborder" valign="top" width="27.042704270427038%" headers="mcps1.3.3.3.2.4.1.3 "><p id="EN-US_TOPIC_0000001120952155__p26669141439"><a href="#EN-US_TOPIC_0000001120952155__section57411552112542">CentOS, EulerOS</a></p>
<td class="cellrowborder" valign="top" width="27.042704270427038%" headers="mcps1.3.3.3.2.4.1.3 "><p id="EN-US_TOPIC_0000001120952155__p26669141439"><a href="#EN-US_TOPIC_0000001120952155__section57411552112542">CentOS and EulerOS</a></p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001120952155__row2666171415315"><td class="cellrowborder" valign="top" width="22.522252225222523%" headers="mcps1.3.3.3.2.4.1.1 "><p id="EN-US_TOPIC_0000001120952155__p06661214133">Ubuntu/Debian</p>
@ -56,15 +56,15 @@
</table>
</div>
</div>
<div class="section" id="EN-US_TOPIC_0000001120952155__section57411552112542"><a name="EN-US_TOPIC_0000001120952155__section57411552112542"></a><a name="section57411552112542"></a><h4 class="sectiontitle">CentOS, EulerOS</h4><ol id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_en-us_topic_0036684071_ol65077851"><li id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_en-us_topic_0036684071_li48829755">Run the following command to open the <strong id="EN-US_TOPIC_0000001120952155__b842352706112344">/etc/dracut.conf</strong> file:<p id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_p725052116101"><strong id="EN-US_TOPIC_0000001120952155__b11592136133518">vi</strong> <strong id="EN-US_TOPIC_0000001120952155__b1859286183515">/etc/dracut.conf</strong></p>
</li><li id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_li4876991216127">Press <strong id="EN-US_TOPIC_0000001120952155__b679993819716">i</strong> to enter the editing mode and add VirtIO drivers to <strong id="EN-US_TOPIC_0000001120952155__b15799193813720">add_drivers</strong> (the format depends on the OS requirements).<pre class="screen" id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_screen3590258161228">[root@CTU10000xxxxx ~]# vi /etc/dracut.conf
<div class="section" id="EN-US_TOPIC_0000001120952155__section57411552112542"><a name="EN-US_TOPIC_0000001120952155__section57411552112542"></a><a name="section57411552112542"></a><h4 class="sectiontitle">CentOS and EulerOS</h4><ol id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_en-us_topic_0036684071_ol65077851"><li id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_en-us_topic_0036684071_li48829755">Run the following command to open the <strong id="EN-US_TOPIC_0000001120952155__b842352706112344">/etc/dracut.conf</strong> file:<p id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_p725052116101"><strong id="EN-US_TOPIC_0000001120952155__b11592136133518">vi</strong> <strong id="EN-US_TOPIC_0000001120952155__b1859286183515">/etc/dracut.conf</strong></p>
</li><li id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_li4876991216127">Press <strong id="EN-US_TOPIC_0000001120952155__b679993819716">i</strong> to enter the editing mode and add VirtIO drivers to <strong id="EN-US_TOPIC_0000001120952155__b15799193813720">add_drivers</strong> (the format varies depending on the OS).<pre class="screen" id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_screen3590258161228">[root@CTU10000xxxxx ~]# vi /etc/dracut.conf
# additional kernel modules to the default
<strong id="EN-US_TOPIC_0000001120952155__b1422281773515">add_drivers+="</strong><strong id="EN-US_TOPIC_0000001120952155__b18850721173510">virtio_blk</strong> <strong id="EN-US_TOPIC_0000001120952155__b1255013244354">virtio_scsi</strong> <strong id="EN-US_TOPIC_0000001120952155__b138880264354">virtio_net</strong> <strong id="EN-US_TOPIC_0000001120952155__b416122916358">virtio_pci</strong> <strong id="EN-US_TOPIC_0000001120952155__b1162329193512">virtio_ring virtio"</strong>
....</pre>
</li><li id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_li33404045161348">Press <strong id="EN-US_TOPIC_0000001120952155__b1879173906111220">Esc</strong>, enter <strong id="EN-US_TOPIC_0000001120952155__b2089921336111220">:wq</strong>, and press <strong id="EN-US_TOPIC_0000001120952155__b503700593111220">Enter</strong>. The system saves the change and exits the <strong id="EN-US_TOPIC_0000001120952155__b14760123916818">/etc/dracut.conf</strong> file.</li><li id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_en-us_topic_0036684071_li29194114">Run the following command to regenerate initrd:<p id="EN-US_TOPIC_0000001120952155__p5348113574619"><a name="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_en-us_topic_0036684071_li29194114"></a><a name="en-us_topic_0037352187_en-us_topic_0036684071_li29194114"></a><strong id="EN-US_TOPIC_0000001120952155__b1681435133513">dracut</strong> <strong id="EN-US_TOPIC_0000001120952155__b12752153983520">-f</strong> <em id="EN-US_TOPIC_0000001120952155__i74401411112719">/boot/initramfs-2.6.32-573.8.1.el6.x86_64.img</em></p>
<p id="EN-US_TOPIC_0000001120952155__p18535103274613">If the virtual file system is not the default initramfs, run the <strong id="EN-US_TOPIC_0000001120952155__b158031281895">dracut -f</strong> <em id="EN-US_TOPIC_0000001120952155__i9808112814918">Name of the initramfs or initrd file actually used</em> command. The actual initramfs or initrd file name can be obtained from the <strong id="EN-US_TOPIC_0000001120952155__b933272314711">grub.cfg</strong> file, which can be <strong id="EN-US_TOPIC_0000001120952155__b33388237476">/boot/grub/grub.cfg</strong>, <strong id="EN-US_TOPIC_0000001120952155__b2338122364716">/boot/grub2/grub.cfg</strong>, or <strong id="EN-US_TOPIC_0000001120952155__b1433811234475">/boot/grub/grub.conf</strong> depending on the OS.</p>
</li><li id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_en-us_topic_0036684071_li15913018">If the virtual file system is initramfs, run the following command to check whether native KVM drivers have been loaded:<p id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_p3845205016157"><a name="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_en-us_topic_0036684071_li15913018"></a><a name="en-us_topic_0037352187_en-us_topic_0036684071_li15913018"></a><strong id="EN-US_TOPIC_0000001120952155__b29951222364">lsinitrd</strong> <strong id="EN-US_TOPIC_0000001120952155__b1324891393614">/boot/initramfs-`uname</strong> <strong id="EN-US_TOPIC_0000001120952155__b1669121512365">-r`.img</strong> <strong id="EN-US_TOPIC_0000001120952155__b621151793610">|</strong> <strong id="EN-US_TOPIC_0000001120952155__b12606428203616">grep</strong> <strong id="EN-US_TOPIC_0000001120952155__b760617286367">virtio</strong></p>
<p id="EN-US_TOPIC_0000001120952155__p10421134143018">If the virtual file system is initrd, run the following command to check whether native KVM drivers have been loaded:</p>
</li><li id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_en-us_topic_0036684071_li15913018">If the virtual file system is initramfs, run the following command to check whether native KVM drivers have been installed:<p id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_p3845205016157"><a name="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_en-us_topic_0036684071_li15913018"></a><a name="en-us_topic_0037352187_en-us_topic_0036684071_li15913018"></a><strong id="EN-US_TOPIC_0000001120952155__b29951222364">lsinitrd</strong> <strong id="EN-US_TOPIC_0000001120952155__b1324891393614">/boot/initramfs-`uname</strong> <strong id="EN-US_TOPIC_0000001120952155__b1669121512365">-r`.img</strong> <strong id="EN-US_TOPIC_0000001120952155__b621151793610">|</strong> <strong id="EN-US_TOPIC_0000001120952155__b12606428203616">grep</strong> <strong id="EN-US_TOPIC_0000001120952155__b760617286367">virtio</strong></p>
<p id="EN-US_TOPIC_0000001120952155__p10421134143018">If the virtual file system is initrd, run the following command to check whether native KVM drivers have been installed:</p>
<p id="EN-US_TOPIC_0000001120952155__p74796913014"><strong id="EN-US_TOPIC_0000001120952155__b13493134213364">lsinitrd</strong> <strong id="EN-US_TOPIC_0000001120952155__b13361194913611">/boot/initrd-`uname</strong> <strong id="EN-US_TOPIC_0000001120952155__b66788543369">-r`</strong> <strong id="EN-US_TOPIC_0000001120952155__b7852156133619">|</strong> <strong id="EN-US_TOPIC_0000001120952155__b1394243173714">grep</strong> <strong id="EN-US_TOPIC_0000001120952155__b10942333379">virtio</strong></p>
<p id="EN-US_TOPIC_0000001120952155__p126496320281">Assume that the virtual file system is initramfs. The following command output will be displayed:</p>
<pre class="screen" id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_en-us_topic_0036684071_screen8999435">[root@CTU10000xxxxx home]# lsinitrd /boot/initramfs-`uname -r`.img | grep virtio
@ -81,7 +81,7 @@ drwxr-xr-x 2 root root 0 Jul 16 17:53 lib/modules/2.6.32-573.8.
</li></ol>
</div>
<div class="section" id="EN-US_TOPIC_0000001120952155__section1865536911274"><a name="EN-US_TOPIC_0000001120952155__section1865536911274"></a><a name="section1865536911274"></a><h4 class="sectiontitle">Ubuntu and Debian</h4><ol id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_en-us_topic_0036684071_ol29507743"><li id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_li3430654517014">Run the following command to open the <strong id="EN-US_TOPIC_0000001120952155__b842160888111220">modules</strong> file:<p id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_p2035322017033"><strong id="EN-US_TOPIC_0000001120952155__b1765414593819">vi</strong> <strong id="EN-US_TOPIC_0000001120952155__b136542513815">/etc/initramfs-tools/modules</strong></p>
</li><li id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_li198273151710">Press <strong id="EN-US_TOPIC_0000001120952155__b1364510326265">i</strong> to enter the editing mode and add VirtIO drivers to the <strong id="EN-US_TOPIC_0000001120952155__b1965183217261">/etc/initramfs-tools/modules</strong> file (the format depends on the OS requirements).<pre class="screen" id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_en-us_topic_0036684071_screen41317012">[root@CTU10000xxxxx ~]#vi /etc/initramfs-tools/modules
</li><li id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_li198273151710">Press <strong id="EN-US_TOPIC_0000001120952155__b1364510326265">i</strong> to enter the editing mode and add VirtIO drivers to the <strong id="EN-US_TOPIC_0000001120952155__b1965183217261">/etc/initramfs-tools/modules</strong> file (the format varies depending on the OS).<pre class="screen" id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_en-us_topic_0036684071_screen41317012">[root@CTU10000xxxxx ~]#vi /etc/initramfs-tools/modules
...
# Examples:
#
@ -128,7 +128,7 @@ root (hd0,0)
kernel /boot/linux.vmx vga=0x314 splash=silent ide=nodma apm=off noresume edd=off powersaved=off nohz=off highres=off processsor.max+cstate=1 nomodeset x11failsafe console=ttyS0,115200n8 console=tty0 net.ifnames=0 NON_PERSISTENT_DEVICE_NAMES=1 showopts
initrd /boot/initrd.vmx</pre>
<p id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_p228984241675"><strong id="EN-US_TOPIC_0000001120952155__b2961521835">/boot/initrd.vmx</strong> in the <strong id="EN-US_TOPIC_0000001120952155__b1696415211632">initrd</strong> line is the <strong id="EN-US_TOPIC_0000001120952155__b396432116317">initrd</strong> file actually used. Run the <strong id="EN-US_TOPIC_0000001120952155__b169644211332">dracut -f /boot/initrd.vmx</strong> command. If the <strong id="EN-US_TOPIC_0000001120952155__b1785434513319">initrd</strong> file does not contain the <strong id="EN-US_TOPIC_0000001120952155__b168551945832">/boot</strong> directory, such as <strong id="EN-US_TOPIC_0000001120952155__b6855144520320">/initramfs-</strong><em id="EN-US_TOPIC_0000001120952155__i178551454310">xxx</em>, run the <strong id="EN-US_TOPIC_0000001120952155__b1856164514317">dracut -f /boot/initramfs-</strong><em id="EN-US_TOPIC_0000001120952155__i198564451310">xxx</em> command.</p>
</li><li id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_li499534861675">Run the following command to check whether the VirtIO module for KVM is loaded:<div class="p" id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_p8790018153914"><a name="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_li499534861675"></a><a name="en-us_topic_0037352187_li499534861675"></a><strong id="EN-US_TOPIC_0000001120952155__b1876054294020">lsinitrd</strong> <strong id="EN-US_TOPIC_0000001120952155__b10591114594016">/boot/initrd-`uname</strong> <strong id="EN-US_TOPIC_0000001120952155__b126606274111">-r`</strong> <strong id="EN-US_TOPIC_0000001120952155__b26601224413">|</strong> <strong id="EN-US_TOPIC_0000001120952155__b751201364114">grep</strong> <strong id="EN-US_TOPIC_0000001120952155__b155120132415">virtio</strong><pre class="screen" id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_screen428330891675">SIA10000xxxxx:~ # lsinitrd /boot/initrd-`uname -r` | grep virtio
</li><li id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_li499534861675">Run the following command to check whether KVM VirtIO drivers have been installed:<div class="p" id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_p8790018153914"><a name="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_li499534861675"></a><a name="en-us_topic_0037352187_li499534861675"></a><strong id="EN-US_TOPIC_0000001120952155__b1876054294020">lsinitrd</strong> <strong id="EN-US_TOPIC_0000001120952155__b10591114594016">/boot/initrd-`uname</strong> <strong id="EN-US_TOPIC_0000001120952155__b126606274111">-r`</strong> <strong id="EN-US_TOPIC_0000001120952155__b26601224413">|</strong> <strong id="EN-US_TOPIC_0000001120952155__b751201364114">grep</strong> <strong id="EN-US_TOPIC_0000001120952155__b155120132415">virtio</strong><pre class="screen" id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_screen428330891675">SIA10000xxxxx:~ # lsinitrd /boot/initrd-`uname -r` | grep virtio
-rwxr--r-- 1 root root 19248 Jun 22 2012 lib/modules/2.6.32-279.el6.x86_64/kernel/drivers/scsi/<strong id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_b6070045511321">virtio_scsi.ko</strong>
-rwxr--r-- 1 root root 23856 Jun 22 2012 lib/modules/2.6.32-279.el6.x86_64/kernel/drivers/block/<strong id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_b3185725111327">virtio_blk.ko</strong>
drwxr-xr-x 2 root root 0 Jul 12 14:53 lib/modules/2.6.32-279.el6.x86_64/kernel/drivers/<strong id="EN-US_TOPIC_0000001120952155__en-us_topic_0037352187_b2492357611335">virtio</strong>
@ -152,27 +152,27 @@ drwxr-xr-x 2 root root 0 Jul 12 14:53 lib/modules/2.6.32-279.el6.x86_64/kernel/d
</li></ol>
</div>
</div>
<div class="section" id="EN-US_TOPIC_0000001120952155__section23748121182"><a name="EN-US_TOPIC_0000001120952155__section23748121182"></a><a name="section23748121182"></a><h4 class="sectiontitle">SUSE and openSUSE (SUSE 12 SP1)</h4><div class="p" id="EN-US_TOPIC_0000001120952155__p18315952111919">Modify the <strong id="EN-US_TOPIC_0000001120952155__b14424175542216">/etc/dracut.conf</strong> file.<ol id="EN-US_TOPIC_0000001120952155__ol1837610129184"><li id="EN-US_TOPIC_0000001120952155__li1137671211810">Run the following command to open the <strong id="EN-US_TOPIC_0000001120952155__b353319317">/etc/dracut.conf</strong> file:<p id="EN-US_TOPIC_0000001120952155__p437631211815"><strong id="EN-US_TOPIC_0000001120952155__b137691210188">vi</strong> <strong id="EN-US_TOPIC_0000001120952155__b53761712121811">/etc/dracut.conf</strong></p>
</li><li id="EN-US_TOPIC_0000001120952155__li19376512101819">Press <strong id="EN-US_TOPIC_0000001120952155__b2046410618581">i</strong> to enter the editing mode and add VirtIO drivers to <strong id="EN-US_TOPIC_0000001120952155__b346910675819">add-drivers</strong> (the format depends on the OS requirements).<pre class="screen" id="EN-US_TOPIC_0000001120952155__screen13376612171818">[root@CTU10000xxxxx ~]# vi /etc/dracut.conf
<div class="section" id="EN-US_TOPIC_0000001120952155__section23748121182"><a name="EN-US_TOPIC_0000001120952155__section23748121182"></a><a name="section23748121182"></a><h4 class="sectiontitle">SUSE and openSUSE (SUSE 12 SP1)</h4><div class="p" id="EN-US_TOPIC_0000001120952155__p18315952111919">Modify the <strong id="EN-US_TOPIC_0000001120952155__b14424175542216">/etc/dracut.conf</strong> file.<ol id="EN-US_TOPIC_0000001120952155__ol1837610129184"><li id="EN-US_TOPIC_0000001120952155__li1137671211810">Run the following command to open the <strong id="EN-US_TOPIC_0000001120952155__b1232518764">/etc/dracut.conf</strong> file:<p id="EN-US_TOPIC_0000001120952155__p437631211815"><strong id="EN-US_TOPIC_0000001120952155__b137691210188">vi</strong> <strong id="EN-US_TOPIC_0000001120952155__b53761712121811">/etc/dracut.conf</strong></p>
</li><li id="EN-US_TOPIC_0000001120952155__li19376512101819">Press <strong id="EN-US_TOPIC_0000001120952155__b2046410618581">i</strong> to enter the editing mode and add VirtIO drivers to <strong id="EN-US_TOPIC_0000001120952155__b346910675819">add-drivers</strong> (the format varies depending on the OS).<pre class="screen" id="EN-US_TOPIC_0000001120952155__screen13376612171818">[root@CTU10000xxxxx ~]# vi /etc/dracut.conf
# additional kernel modules to the default
add_drivers+=<strong id="EN-US_TOPIC_0000001120952155__b0376181218185">"ata_piix</strong> <strong id="EN-US_TOPIC_0000001120952155__b13376151261815">ata_generic</strong> <strong id="EN-US_TOPIC_0000001120952155__b1137661211185">virtio_blk</strong> <strong id="EN-US_TOPIC_0000001120952155__b1137671291814">virtio_scsi</strong> <strong id="EN-US_TOPIC_0000001120952155__b153769120188">virtio_net</strong> <strong id="EN-US_TOPIC_0000001120952155__b173764122189">virtio_pci</strong> <strong id="EN-US_TOPIC_0000001120952155__b18376101231811">virtio_ring</strong> <strong id="EN-US_TOPIC_0000001120952155__b8376111220187">virtio"</strong></pre>
</li><li id="EN-US_TOPIC_0000001120952155__li6376161210186">Press <strong id="EN-US_TOPIC_0000001120952155__b197494815586">Esc</strong>, enter <strong id="EN-US_TOPIC_0000001120952155__b11791548115814">:wq</strong>, and press <strong id="EN-US_TOPIC_0000001120952155__b17801948115818">Enter</strong>. The system saves the change and exits the <strong id="EN-US_TOPIC_0000001120952155__b1117447199">/etc/dracut.conf</strong> file.</li><li id="EN-US_TOPIC_0000001120952155__li17376131211818">Run the following command to regenerate initrd:<p id="EN-US_TOPIC_0000001120952155__p15376131219183"><a name="EN-US_TOPIC_0000001120952155__li17376131211818"></a><a name="li17376131211818"></a><strong id="EN-US_TOPIC_0000001120952155__b1467420011594">dracut -f /boot/initramfs-</strong><em id="EN-US_TOPIC_0000001120952155__i14679110105919">File name</em></p>
</li><li id="EN-US_TOPIC_0000001120952155__li6376161210186">Press <strong id="EN-US_TOPIC_0000001120952155__b197494815586">Esc</strong>, enter <strong id="EN-US_TOPIC_0000001120952155__b11791548115814">:wq</strong>, and press <strong id="EN-US_TOPIC_0000001120952155__b17801948115818">Enter</strong>. The system saves the change and exits the <strong id="EN-US_TOPIC_0000001120952155__b291312091">/etc/dracut.conf</strong> file.</li><li id="EN-US_TOPIC_0000001120952155__li17376131211818">Run the following command to regenerate initrd:<p id="EN-US_TOPIC_0000001120952155__p15376131219183"><a name="EN-US_TOPIC_0000001120952155__li17376131211818"></a><a name="li17376131211818"></a><strong id="EN-US_TOPIC_0000001120952155__b1467420011594">dracut -f /boot/initramfs-</strong><em id="EN-US_TOPIC_0000001120952155__i14679110105919">File name</em></p>
<p id="EN-US_TOPIC_0000001120952155__p17376171215182">If the virtual file system is not the default initramfs, run the <strong id="EN-US_TOPIC_0000001120952155__b1569413718595">dracut -f</strong> <em id="EN-US_TOPIC_0000001120952155__i186987715596">Name of the initramfs or initrd file actually used</em> command. The actual initramfs or initrd file name can be obtained from the <strong id="EN-US_TOPIC_0000001120952155__b17221202175513">grub.cfg</strong> file, which can be <strong id="EN-US_TOPIC_0000001120952155__b679567796111220">/boot/grub/grub.cfg</strong>, <strong id="EN-US_TOPIC_0000001120952155__b933353007111220">/boot/grub2/grub.cfg</strong>, or <strong id="EN-US_TOPIC_0000001120952155__b2010240237111220">/boot/grub/grub.conf</strong> depending on the OS.</p>
</li><li id="EN-US_TOPIC_0000001120952155__li12376121220187">If the virtual file system is initramfs, run the following command to check whether native KVM drivers have been loaded:<p id="EN-US_TOPIC_0000001120952155__p103761812101815"><a name="EN-US_TOPIC_0000001120952155__li12376121220187"></a><a name="li12376121220187"></a><strong id="EN-US_TOPIC_0000001120952155__b43761712201814">lsinitrd</strong> <strong id="EN-US_TOPIC_0000001120952155__b19376161210187">/boot/initramfs-`uname</strong> <strong id="EN-US_TOPIC_0000001120952155__b537618120182">-r`.img</strong> <strong id="EN-US_TOPIC_0000001120952155__b103761412111817">|</strong> <strong id="EN-US_TOPIC_0000001120952155__b5376171220184">grep</strong> <strong id="EN-US_TOPIC_0000001120952155__b15376151215188">virtio</strong></p>
<p id="EN-US_TOPIC_0000001120952155__p53763120182">If the virtual file system is initrd, run the following command to check whether native KVM drivers have been loaded:</p>
</li><li id="EN-US_TOPIC_0000001120952155__li12376121220187">If the virtual file system is initramfs, run the following command to check whether native KVM drivers have been installed:<p id="EN-US_TOPIC_0000001120952155__p103761812101815"><a name="EN-US_TOPIC_0000001120952155__li12376121220187"></a><a name="li12376121220187"></a><strong id="EN-US_TOPIC_0000001120952155__b43761712201814">lsinitrd</strong> <strong id="EN-US_TOPIC_0000001120952155__b19376161210187">/boot/initramfs-`uname</strong> <strong id="EN-US_TOPIC_0000001120952155__b537618120182">-r`.img</strong> <strong id="EN-US_TOPIC_0000001120952155__b103761412111817">|</strong> <strong id="EN-US_TOPIC_0000001120952155__b5376171220184">grep</strong> <strong id="EN-US_TOPIC_0000001120952155__b15376151215188">virtio</strong></p>
<p id="EN-US_TOPIC_0000001120952155__p53763120182">If the virtual file system is initrd, run the following command to check whether native KVM drivers have been installed:</p>
<p id="EN-US_TOPIC_0000001120952155__p1376171215182"><strong id="EN-US_TOPIC_0000001120952155__b937612123188">lsinitrd</strong> <strong id="EN-US_TOPIC_0000001120952155__b11376101215187">/boot/initrd-`uname</strong> <strong id="EN-US_TOPIC_0000001120952155__b183766121186">-r`</strong> <strong id="EN-US_TOPIC_0000001120952155__b16377212181816">|</strong> <strong id="EN-US_TOPIC_0000001120952155__b2037710128187">grep</strong> <strong id="EN-US_TOPIC_0000001120952155__b1037710122186">virtio</strong></p>
</li></ol>
</div>
</div>
<div class="section" id="EN-US_TOPIC_0000001120952155__section17251152081820"><a name="EN-US_TOPIC_0000001120952155__section17251152081820"></a><a name="section17251152081820"></a><h4 class="sectiontitle">SUSE and openSUSE (Later than SUSE 12 SP1 or openSUSE 13)</h4><p id="EN-US_TOPIC_0000001120952155__p7114105972016">Modify the <strong id="EN-US_TOPIC_0000001120952155__b18107076956019">/etc/dracut.conf</strong> file.</p>
<div class="p" id="EN-US_TOPIC_0000001120952155__p13253192081815">Take SUSE Linux Enterprise Server 12 SP2 (x86_64) as an example.<ol id="EN-US_TOPIC_0000001120952155__ol132535200189"><li id="EN-US_TOPIC_0000001120952155__li1425382061819">Run the following command to open the <strong id="EN-US_TOPIC_0000001120952155__b142831324161218">/etc/dracut.conf</strong> file:<p id="EN-US_TOPIC_0000001120952155__p15253192010182"><strong id="EN-US_TOPIC_0000001120952155__b12253182071811">vi</strong> <strong id="EN-US_TOPIC_0000001120952155__b9253142091820">/etc/dracut.conf</strong></p>
</li><li id="EN-US_TOPIC_0000001120952155__li192533203187">Press <strong id="EN-US_TOPIC_0000001120952155__b698539008">i</strong> to enter the editing mode and add VirtIO drivers to <strong id="EN-US_TOPIC_0000001120952155__b2100948730">add_drivers</strong> (the format depends on the OS requirements).<pre class="screen" id="EN-US_TOPIC_0000001120952155__screen132533208183">[root@CTU10000xxxxx ~]# vi /etc/dracut.conf
</li><li id="EN-US_TOPIC_0000001120952155__li192533203187">Press <strong id="EN-US_TOPIC_0000001120952155__b898017874">i</strong> to enter the editing mode and add VirtIO drivers to <strong id="EN-US_TOPIC_0000001120952155__b259805957">add_drivers</strong> (the format varies depending on the OS).<pre class="screen" id="EN-US_TOPIC_0000001120952155__screen132533208183">[root@CTU10000xxxxx ~]# vi /etc/dracut.conf
# additional kernel modules to the default
<strong id="EN-US_TOPIC_0000001120952155__b1425322061817">add_drivers+="</strong><strong id="EN-US_TOPIC_0000001120952155__b102532207189">ata_piix</strong> <strong id="EN-US_TOPIC_0000001120952155__b142531020161811">ata_generic</strong> <strong id="EN-US_TOPIC_0000001120952155__b4253192031810">virtio_blk</strong> <strong id="EN-US_TOPIC_0000001120952155__b6253320101813">virtio_scsi</strong> <strong id="EN-US_TOPIC_0000001120952155__b1925382031810">virtio_net</strong> <strong id="EN-US_TOPIC_0000001120952155__b32531520161819">virtio_pci</strong> <strong id="EN-US_TOPIC_0000001120952155__b142531720131816">virtio_ring</strong> <strong id="EN-US_TOPIC_0000001120952155__b5253162031818">virtio"</strong></pre>
</li><li id="EN-US_TOPIC_0000001120952155__li11253220121814">Press <strong id="EN-US_TOPIC_0000001120952155__b584344131310">Esc</strong>, enter <strong id="EN-US_TOPIC_0000001120952155__b5843134191316">:wq</strong>, and press <strong id="EN-US_TOPIC_0000001120952155__b1284464117131">Enter</strong>. The system saves the change and exits the <strong id="EN-US_TOPIC_0000001120952155__b1896707838">/etc/dracut.conf</strong> file.</li><li id="EN-US_TOPIC_0000001120952155__li7253182013185">Run the following command to regenerate initrd:<p id="EN-US_TOPIC_0000001120952155__p192531820141812"><a name="EN-US_TOPIC_0000001120952155__li7253182013185"></a><a name="li7253182013185"></a><strong id="EN-US_TOPIC_0000001120952155__b263280927">dracut -f /boot/initramfs-</strong><em id="EN-US_TOPIC_0000001120952155__i342043480">File name</em></p>
<p id="EN-US_TOPIC_0000001120952155__p16253920111812">If the virtual file system is not the default initramfs, run the <strong id="EN-US_TOPIC_0000001120952155__b1908405777">dracut -f</strong> <em id="EN-US_TOPIC_0000001120952155__i936099124">Name of the initramfs or initrd file actually used</em> command. The actual initramfs or initrd file name can be obtained from the <strong id="EN-US_TOPIC_0000001120952155__b6761738154719">grub.cfg</strong> file, which can be <strong id="EN-US_TOPIC_0000001120952155__b1576638154711">/boot/grub/grub.cfg</strong>, <strong id="EN-US_TOPIC_0000001120952155__b1376438144715">/boot/grub2/grub.cfg</strong>, or <strong id="EN-US_TOPIC_0000001120952155__b776173819476">/boot/grub/grub.conf</strong> depending on the OS.</p>
</li><li id="EN-US_TOPIC_0000001120952155__li2025312013185">If the virtual file system is initramfs, run the following command to check whether native KVM drivers have been loaded:<p id="EN-US_TOPIC_0000001120952155__p19253820171818"><a name="EN-US_TOPIC_0000001120952155__li2025312013185"></a><a name="li2025312013185"></a><strong id="EN-US_TOPIC_0000001120952155__b1253132016186">lsinitrd</strong> <strong id="EN-US_TOPIC_0000001120952155__b725392010184">/boot/initramfs-`uname</strong> <strong id="EN-US_TOPIC_0000001120952155__b1253142014183">-r`.img</strong> <strong id="EN-US_TOPIC_0000001120952155__b14253202001812">|</strong> <strong id="EN-US_TOPIC_0000001120952155__b2253112041816">grep</strong> <strong id="EN-US_TOPIC_0000001120952155__b10253920181817">virtio</strong></p>
<p id="EN-US_TOPIC_0000001120952155__p18253320141818">If the virtual file system is initrd, run the following command to check whether native KVM drivers have been loaded:</p>
</li><li id="EN-US_TOPIC_0000001120952155__li11253220121814">Press <strong id="EN-US_TOPIC_0000001120952155__b584344131310">Esc</strong>, enter <strong id="EN-US_TOPIC_0000001120952155__b5843134191316">:wq</strong>, and press <strong id="EN-US_TOPIC_0000001120952155__b1284464117131">Enter</strong>. The system saves the change and exits the <strong id="EN-US_TOPIC_0000001120952155__b1489917047">/etc/dracut.conf</strong> file.</li><li id="EN-US_TOPIC_0000001120952155__li7253182013185">Run the following command to regenerate initrd:<p id="EN-US_TOPIC_0000001120952155__p192531820141812"><a name="EN-US_TOPIC_0000001120952155__li7253182013185"></a><a name="li7253182013185"></a><strong id="EN-US_TOPIC_0000001120952155__b507494932">dracut -f /boot/initramfs-</strong><em id="EN-US_TOPIC_0000001120952155__i147076834">File name</em></p>
<p id="EN-US_TOPIC_0000001120952155__p16253920111812">If the virtual file system is not the default initramfs, run the <strong id="EN-US_TOPIC_0000001120952155__b202857163">dracut -f</strong> <em id="EN-US_TOPIC_0000001120952155__i1539856029">Name of the initramfs or initrd file actually used</em> command. The actual initramfs or initrd file name can be obtained from the <strong id="EN-US_TOPIC_0000001120952155__b6761738154719">grub.cfg</strong> file, which can be <strong id="EN-US_TOPIC_0000001120952155__b1576638154711">/boot/grub/grub.cfg</strong>, <strong id="EN-US_TOPIC_0000001120952155__b1376438144715">/boot/grub2/grub.cfg</strong>, or <strong id="EN-US_TOPIC_0000001120952155__b776173819476">/boot/grub/grub.conf</strong> depending on the OS.</p>
</li><li id="EN-US_TOPIC_0000001120952155__li2025312013185">If the virtual file system is initramfs, run the following command to check whether native KVM drivers have been installed:<p id="EN-US_TOPIC_0000001120952155__p19253820171818"><a name="EN-US_TOPIC_0000001120952155__li2025312013185"></a><a name="li2025312013185"></a><strong id="EN-US_TOPIC_0000001120952155__b1253132016186">lsinitrd</strong> <strong id="EN-US_TOPIC_0000001120952155__b725392010184">/boot/initramfs-`uname</strong> <strong id="EN-US_TOPIC_0000001120952155__b1253142014183">-r`.img</strong> <strong id="EN-US_TOPIC_0000001120952155__b14253202001812">|</strong> <strong id="EN-US_TOPIC_0000001120952155__b2253112041816">grep</strong> <strong id="EN-US_TOPIC_0000001120952155__b10253920181817">virtio</strong></p>
<p id="EN-US_TOPIC_0000001120952155__p18253320141818">If the virtual file system is initrd, run the following command to check whether native KVM drivers have been installed:</p>
<p id="EN-US_TOPIC_0000001120952155__p4253720181814"><strong id="EN-US_TOPIC_0000001120952155__b1253182071811">lsinitrd</strong> <strong id="EN-US_TOPIC_0000001120952155__b1325317206183">/boot/initrd-`uname</strong> <strong id="EN-US_TOPIC_0000001120952155__b0253142014186">-r`</strong> <strong id="EN-US_TOPIC_0000001120952155__b1525312200181">|</strong> <strong id="EN-US_TOPIC_0000001120952155__b225312202186">grep</strong> <strong id="EN-US_TOPIC_0000001120952155__b172531320101820">virtio</strong></p>
<p id="EN-US_TOPIC_0000001120952155__p1125320203187">Assume that the virtual file system is initrd. The following command output will be displayed:</p>
<pre class="screen" id="EN-US_TOPIC_0000001120952155__screen1025342071815">sluo-ecs-30dc:~ # lsinitrd /boot/initrd-`uname -r` | grep virtio

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</thead>
<tbody><tr id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_en-us_topic_0029124570_en-us_topic_0029124523_row4408748812614"><td class="cellrowborder" valign="top" width="18.990000000000002%" headers="mcps1.3.2.1.3.1.1 "><p id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_en-us_topic_0029124570_en-us_topic_0029124523_p1431680712614"><span class="keyword" id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_keyword1411468221151522">Public image</span></p>
<tbody><tr id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_en-us_topic_0029124570_en-us_topic_0029124523_row4408748812614"><td class="cellrowborder" valign="top" width="18.990000000000002%" headers="mcps1.3.2.1.3.1.1 "><p id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_en-us_topic_0029124570_en-us_topic_0029124523_p1431680712614"><span class="keyword" id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_keyword1411468221151522">Public</span></p>
</td>
<td class="cellrowborder" valign="top" width="81.01%" headers="mcps1.3.2.1.3.1.2 "><p id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_en-us_topic_0029124570_en-us_topic_0029124523_p1881068112614">A public image is a standard, widely used image. It contains an OS and preinstalled public applications and is available to all users. Public images are very stable and their OS and any included software have been officially authorized for use. If a public image does not contain the environments or software you need, you can use a public image to create an ECS and then deploy the required environments or software on it.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_en-us_topic_0029124570_en-us_topic_0029124523_row3507840712614"><td class="cellrowborder" valign="top" width="18.990000000000002%" headers="mcps1.3.2.1.3.1.1 "><p id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_en-us_topic_0029124570_en-us_topic_0029124523_p2277869512614"><span class="keyword" id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_keyword1056511395151512">Private image</span></p>
<tr id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_en-us_topic_0029124570_en-us_topic_0029124523_row3507840712614"><td class="cellrowborder" valign="top" width="18.990000000000002%" headers="mcps1.3.2.1.3.1.1 "><p id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_en-us_topic_0029124570_en-us_topic_0029124523_p2277869512614"><span class="keyword" id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_keyword1056511395151512">Private</span></p>
</td>
<td class="cellrowborder" valign="top" width="81.01%" headers="mcps1.3.2.1.3.1.2 "><p id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_p6239130142016">A private image contains an OS or service data, preinstalled public applications, and a user's personal applications. Private images are only available to the users who created them.</p>
<p id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_p978715419106">A private image can be a system disk image, data disk image, or full-ECS image.</p>
<ul id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_ul28904698175326"><li id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_li8388790175326">A system disk image contains an OS and preinstalled software for various services. You can use a system disk image to create ECSs and migrate your services to the cloud.</li><li id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_li46458941175329">A data disk image contains only service data. You can use a data disk image to create EVS disks and use them to migrate your service data to the cloud.</li><li id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_li353442991605">A full-ECS image contains an OS, preinstalled software, and service data. A full-ECS image is created using differential backups and the creation takes less time than creating a system or data disk image of the same size.</li></ul>
<ul id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_ul28904698175326"><li id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_li8388790175326">A system disk image contains an OS and preinstalled software for various services. You can use a system disk image to create ECSs and migrate your services to the cloud.</li><li id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_li46458941175329">A data disk image contains only service data. You can use a data disk image to create EVS disks and use them to migrate your service data to the cloud.</li><li id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_li353442991605">A full-ECS image contains an OS, preinstalled software, and service data. A full-ECS image is created using differential backups and the creation takes less time than creating a system or data disk image that has the same disk capacity.</li></ul>
</td>
</tr>
<tr id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_row22261334165248"><td class="cellrowborder" valign="top" width="18.990000000000002%" headers="mcps1.3.2.1.3.1.1 "><p id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_p66134282165248"><span class="keyword" id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_keyword290210687151536">Shared image</span></p>
<tr id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_row22261334165248"><td class="cellrowborder" valign="top" width="18.990000000000002%" headers="mcps1.3.2.1.3.1.1 "><p id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_p66134282165248"><span class="keyword" id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_keyword290210687151536">Shared</span></p>
</td>
<td class="cellrowborder" valign="top" width="81.01%" headers="mcps1.3.2.1.3.1.2 "><p id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_p573813017812">A shared image is a private image another user has shared with you.</p>
<p id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_p7991323165259">For more information about shared images, see "Sharing Images" in <em id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_i08377623218">Image Management Service User Guide</em>.</p>
<p id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_p7991323165259">For more information about shared images, see "Sharing Images" in <em id="EN-US_TOPIC_0000001328477720__en-us_topic_0013901609_i135011121165718">Image Management Service User Guide</em>.</p>
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<h1 class="topictitle1">Must I Install Guest OS Drivers on an ECS?</h1>
<div id="body8662426"><p id="EN-US_TOPIC_0000001397535494__en-us_topic_0030713214_p19760131823313">Installing Guest OS drivers on an ECS improves your experience in using the ECS. In addition, it also ensures high reliability and stability of <span id="EN-US_TOPIC_0000001397535494__en-us_topic_0030713214_text18565125716558">ECS</span><span id="EN-US_TOPIC_0000001397535494__en-us_topic_0030713214_text105651157105516"></span>s.</p>
<ul id="EN-US_TOPIC_0000001397535494__en-us_topic_0030713214_en-us_topic_0029124561_ubbb59a05546d4a8b9c6f8be63d86ef43"><li id="EN-US_TOPIC_0000001397535494__en-us_topic_0030713214_en-us_topic_0029124561_l287ca13643b6451a869d7f8fc4ac16cd">Windows ECSs: Install UVP VMTools on ECSs.</li><li id="EN-US_TOPIC_0000001397535494__en-us_topic_0030713214_li3566787915040">Linux ECSs: Install VirtIO drivers and load them in initrd.</li></ul>
<ul id="EN-US_TOPIC_0000001397535494__en-us_topic_0030713214_en-us_topic_0029124561_ubbb59a05546d4a8b9c6f8be63d86ef43"><li id="EN-US_TOPIC_0000001397535494__en-us_topic_0030713214_en-us_topic_0029124561_l287ca13643b6451a869d7f8fc4ac16cd">Windows ECSs: Install UVP VMTools on ECSs.</li><li id="EN-US_TOPIC_0000001397535494__en-us_topic_0030713214_li3566787915040">Linux ECSs: Install VirtIO drivers and add them to initrd.</li></ul>
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<h1 class="topictitle1">How Do I Add, Delete, and Modify Image Tags?</h1>
<div id="body0000001398421074"><div class="note" id="EN-US_TOPIC_0000001398421074__note2065865310710"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><ul id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_ul1860310476464"><li id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_li11722145321616">When adding predefined tags to an image or searching for an image using predefined tags, you must have permission to access the Tag Management Service (TMS).</li></ul>
</div></div>
<ol id="EN-US_TOPIC_0000001398421074__ol17692716316"><li id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_en-us_topic_0030713149_b97431281942">Computing</strong>, click <strong id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_en-us_topic_0030713149_b11983555144611">Image Management Service</strong>.<p id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
<ol id="EN-US_TOPIC_0000001398421074__ol17692716316"><li id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_en-us_topic_0030713149_b106091520521">Computing</strong>, click <strong id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_en-us_topic_0030713149_b11610185145214">Image Management Service</strong>.<p id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
</li></ol>
</li><li id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_en-us_topic_0029124542_li49337093103827">Click the <strong id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_b1575413457325">Private Images</strong> tab and click the image name to display the image details.<ul id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_ul3474710319230"><li id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_li4428847119230">To modify an image tag, go to <a href="#EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_en-us_topic_0029124542_li41380655103827">3</a>.</li><li id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_li23477310152719">To delete an image tag, go to <a href="#EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_li29841739193722">4</a>.</li><li id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_li30619428152657">To add an image tag, go to <a href="#EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_li185112015308">5</a>.</li></ul>
</li><li id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_en-us_topic_0029124542_li41380655103827"><a name="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_en-us_topic_0029124542_li41380655103827"></a><a name="en-us_topic_0068002265_en-us_topic_0029124542_li41380655103827"></a>Click the <strong id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_b842352706205249">Tags</strong> tab, locate the target tag, and click <strong id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_b842352706205336">Edit</strong> in the <strong id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_b209344259191747">Operation</strong> column. In the displayed dialog box, modify the tag.</li><li id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_li29841739193722"><a name="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_li29841739193722"></a><a name="en-us_topic_0068002265_li29841739193722"></a>Click the <strong id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_b853172214114234">Tags</strong> tab, locate the target tag, and click <strong id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_b1034834908114234">Delete</strong> in the <strong id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_b466658405114234">Operation</strong> column. In the displayed dialog box, click <strong id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_b173481930141918">Yes</strong>.</li><li id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_li185112015308"><a name="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_li185112015308"></a><a name="en-us_topic_0068002265_li185112015308"></a>Click the <strong id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_b183214115208">Tags</strong> tab and then <strong id="EN-US_TOPIC_0000001398421074__en-us_topic_0068002265_b842352706205545">Add Tag</strong>. In the displayed dialog box, add a tag.</li></ol>

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<h1 class="topictitle1">How Do I Search for Private Images by Tag?</h1>
<div id="body0000001398423666"><div class="note" id="EN-US_TOPIC_0000001398423666__note2065865310710"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><ul id="EN-US_TOPIC_0000001398423666__en-us_topic_0068002265_ul1860310476464"><li id="EN-US_TOPIC_0000001398423666__en-us_topic_0068002265_li11722145321616">When adding predefined tags to an image or searching for an image using predefined tags, you must have permission to access the Tag Management Service (TMS).</li></ul>
</div></div>
<div class="section" id="EN-US_TOPIC_0000001398423666__section19853122521317"><h4 class="sectiontitle">Search for Private Images by Tag</h4><ol id="EN-US_TOPIC_0000001398423666__ol1021131141712"><li id="EN-US_TOPIC_0000001398423666__li2551788368">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0000001398423666__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0000001398423666__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0000001398423666__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0000001398423666__en-us_topic_0030713149_b97431281942">Computing</strong>, click <strong id="EN-US_TOPIC_0000001398423666__en-us_topic_0030713149_b11983555144611">Image Management Service</strong>.<p id="EN-US_TOPIC_0000001398423666__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
<div class="section" id="EN-US_TOPIC_0000001398423666__section19853122521317"><h4 class="sectiontitle">Search for Private Images by Tag</h4><ol id="EN-US_TOPIC_0000001398423666__ol1021131141712"><li id="EN-US_TOPIC_0000001398423666__li2551788368">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0000001398423666__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0000001398423666__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0000001398423666__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0000001398423666__en-us_topic_0030713149_b106091520521">Computing</strong>, click <strong id="EN-US_TOPIC_0000001398423666__en-us_topic_0030713149_b11610185145214">Image Management Service</strong>.<p id="EN-US_TOPIC_0000001398423666__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
</li></ol>
</li><li id="EN-US_TOPIC_0000001398423666__li677653101712">Click the <strong id="EN-US_TOPIC_0000001398423666__b1296982138">Private Images</strong> tab and then <strong id="EN-US_TOPIC_0000001398423666__b1629768181317">Search by Tag</strong>.<div class="fignone" id="EN-US_TOPIC_0000001398423666__fig13151558172117"><span class="figcap"><b>Figure 1 </b>Searching for images by tag</span><br><span><img id="EN-US_TOPIC_0000001398423666__image11315175813218" src="en-us_image_0000001696920522.png" title="Click to enlarge" class="imgResize"></span></div>
</li><li id="EN-US_TOPIC_0000001398423666__li177661260252">Enter the tag key and value.<p id="EN-US_TOPIC_0000001398423666__p9766826132515"><a name="EN-US_TOPIC_0000001398423666__li177661260252"></a><a name="li177661260252"></a>Neither the tag key nor tag value can be empty. When the tag key and tag value are matched, the system automatically shows your desired private images.</p>

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</th>
</tr>
</thead>
<tbody><tr id="EN-US_TOPIC_0013901609__en-us_topic_0029124570_en-us_topic_0029124523_row4408748812614"><td class="cellrowborder" valign="top" width="18.990000000000002%" headers="mcps1.3.2.3.1.3.1.1 "><p id="EN-US_TOPIC_0013901609__en-us_topic_0029124570_en-us_topic_0029124523_p1431680712614"><span class="keyword" id="EN-US_TOPIC_0013901609__keyword1411468221151522">Public image</span></p>
<tbody><tr id="EN-US_TOPIC_0013901609__en-us_topic_0029124570_en-us_topic_0029124523_row4408748812614"><td class="cellrowborder" valign="top" width="18.990000000000002%" headers="mcps1.3.2.3.1.3.1.1 "><p id="EN-US_TOPIC_0013901609__en-us_topic_0029124570_en-us_topic_0029124523_p1431680712614"><span class="keyword" id="EN-US_TOPIC_0013901609__keyword1411468221151522">Public</span></p>
</td>
<td class="cellrowborder" valign="top" width="81.01%" headers="mcps1.3.2.3.1.3.1.2 "><p id="EN-US_TOPIC_0013901609__en-us_topic_0029124570_en-us_topic_0029124523_p1881068112614">A public image is a standard, widely used image. It contains an OS and preinstalled public applications and is available to all users. Public images are very stable and their OS and any included software have been officially authorized for use. If a public image does not contain the environments or software you need, you can use a public image to create an ECS and then deploy the required environments or software on it.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0013901609__en-us_topic_0029124570_en-us_topic_0029124523_row3507840712614"><td class="cellrowborder" valign="top" width="18.990000000000002%" headers="mcps1.3.2.3.1.3.1.1 "><p id="EN-US_TOPIC_0013901609__en-us_topic_0029124570_en-us_topic_0029124523_p2277869512614"><span class="keyword" id="EN-US_TOPIC_0013901609__keyword1056511395151512">Private image</span></p>
<tr id="EN-US_TOPIC_0013901609__en-us_topic_0029124570_en-us_topic_0029124523_row3507840712614"><td class="cellrowborder" valign="top" width="18.990000000000002%" headers="mcps1.3.2.3.1.3.1.1 "><p id="EN-US_TOPIC_0013901609__en-us_topic_0029124570_en-us_topic_0029124523_p2277869512614"><span class="keyword" id="EN-US_TOPIC_0013901609__keyword1056511395151512">Private</span></p>
</td>
<td class="cellrowborder" valign="top" width="81.01%" headers="mcps1.3.2.3.1.3.1.2 "><p id="EN-US_TOPIC_0013901609__p6239130142016">A private image contains an OS or service data, preinstalled public applications, and a user's personal applications. Private images are only available to the users who created them.</p>
<p id="EN-US_TOPIC_0013901609__p978715419106">A private image can be a system disk image, data disk image, or full-ECS image.</p>
<ul id="EN-US_TOPIC_0013901609__ul28904698175326"><li id="EN-US_TOPIC_0013901609__li8388790175326">A system disk image contains an OS and preinstalled software for various services. You can use a system disk image to create ECSs and migrate your services to the cloud.</li><li id="EN-US_TOPIC_0013901609__li46458941175329">A data disk image contains only service data. You can use a data disk image to create EVS disks and use them to migrate your service data to the cloud.</li><li id="EN-US_TOPIC_0013901609__li353442991605">A full-ECS image contains an OS, preinstalled software, and service data. A full-ECS image is created using differential backups and the creation takes less time than creating a system or data disk image of the same size.</li></ul>
<ul id="EN-US_TOPIC_0013901609__ul28904698175326"><li id="EN-US_TOPIC_0013901609__li8388790175326">A system disk image contains an OS and preinstalled software for various services. You can use a system disk image to create ECSs and migrate your services to the cloud.</li><li id="EN-US_TOPIC_0013901609__li46458941175329">A data disk image contains only service data. You can use a data disk image to create EVS disks and use them to migrate your service data to the cloud.</li><li id="EN-US_TOPIC_0013901609__li353442991605">A full-ECS image contains an OS, preinstalled software, and service data. A full-ECS image is created using differential backups and the creation takes less time than creating a system or data disk image that has the same disk capacity.</li></ul>
</td>
</tr>
<tr id="EN-US_TOPIC_0013901609__row22261334165248"><td class="cellrowborder" valign="top" width="18.990000000000002%" headers="mcps1.3.2.3.1.3.1.1 "><p id="EN-US_TOPIC_0013901609__p66134282165248"><span class="keyword" id="EN-US_TOPIC_0013901609__keyword290210687151536">Shared image</span></p>
<tr id="EN-US_TOPIC_0013901609__row22261334165248"><td class="cellrowborder" valign="top" width="18.990000000000002%" headers="mcps1.3.2.3.1.3.1.1 "><p id="EN-US_TOPIC_0013901609__p66134282165248"><span class="keyword" id="EN-US_TOPIC_0013901609__keyword290210687151536">Shared</span></p>
</td>
<td class="cellrowborder" valign="top" width="81.01%" headers="mcps1.3.2.3.1.3.1.2 "><p id="EN-US_TOPIC_0013901609__p573813017812">A shared image is a private image another user has shared with you.</p>
<p id="EN-US_TOPIC_0013901609__p7991323165259">For more information about shared images, see "Sharing Images" in <em id="EN-US_TOPIC_0013901609__i08377623218">Image Management Service User Guide</em>.</p>
<p id="EN-US_TOPIC_0013901609__p7991323165259">For more information about shared images, see "Sharing Images" in <em id="EN-US_TOPIC_0013901609__i135011121165718">Image Management Service User Guide</em>.</p>
</td>
</tr>
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</div>
</div>
<div class="section" id="EN-US_TOPIC_0013901609__section4762417995855"><h4 class="sectiontitle">IMS Functions</h4><p id="EN-US_TOPIC_0013901609__en-us_topic_0029124570_en-us_topic_0029124523_p5643681312228">IMS provides:</p>
<ul id="EN-US_TOPIC_0013901609__en-us_topic_0029124570_en-us_topic_0029124523_ul3816927412228"><li id="EN-US_TOPIC_0013901609__li30041510171618">Public images that contain common OSs</li><li id="EN-US_TOPIC_0013901609__en-us_topic_0029124570_en-us_topic_0029124523_li4233151812228">Creation of a private image from an <span id="EN-US_TOPIC_0013901609__text18910165617283"></span><span id="EN-US_TOPIC_0013901609__text39101256172819">ECS</span> or external image file</li><li id="EN-US_TOPIC_0013901609__li9474115322218">Public image management, such as searching for images by OS type, name, or ID, and viewing the image ID, system disk size, and image features such as user data injection and disk hot swap</li><li id="EN-US_TOPIC_0013901609__en-us_topic_0029124570_en-us_topic_0029124523_li4061324912228">Private image management, such as modifying image attributes, sharing images, and replicating images</li><li id="EN-US_TOPIC_0013901609__en-us_topic_0029124570_li28530603172737">Creation of <span id="EN-US_TOPIC_0013901609__text3421175633115"></span><span id="EN-US_TOPIC_0013901609__text5247202133217">ECS</span>s using an image</li></ul>
<ul id="EN-US_TOPIC_0013901609__en-us_topic_0029124570_en-us_topic_0029124523_ul3816927412228"><li id="EN-US_TOPIC_0013901609__li30041510171618">Public images that contain common OSs</li><li id="EN-US_TOPIC_0013901609__en-us_topic_0029124570_en-us_topic_0029124523_li4233151812228">Creation of a private image from an <span id="EN-US_TOPIC_0013901609__text18910165617283"></span><span id="EN-US_TOPIC_0013901609__text39101256172819">ECS</span> or external image file</li><li id="EN-US_TOPIC_0013901609__li9474115322218">Public image management, such as searching for images by OS type, name, or ID, and viewing the image ID, system disk capacity, and image features such as user data injection and disk hot swap</li><li id="EN-US_TOPIC_0013901609__en-us_topic_0029124570_en-us_topic_0029124523_li4061324912228">Private image management, such as modifying image attributes, sharing images, and replicating images</li><li id="EN-US_TOPIC_0013901609__en-us_topic_0029124570_li28530603172737">Creation of <span id="EN-US_TOPIC_0013901609__text3421175633115"></span><span id="EN-US_TOPIC_0013901609__text5247202133217">ECS</span>s using an image</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0013901609__section124941284376"><h4 class="sectiontitle">Access Methods</h4><p id="EN-US_TOPIC_0013901609__p13144550133711">The public cloud provides a web-based service management platform (a management console). You can access the IMS service through HTTPS APIs or from the management console.</p>
<ul id="EN-US_TOPIC_0013901609__en-us_topic_0029125689_ul7455115114351"><li id="EN-US_TOPIC_0013901609__en-us_topic_0029125689_li67096043114351">API<p id="EN-US_TOPIC_0013901609__en-us_topic_0029125689_p66993479114351"><a name="EN-US_TOPIC_0013901609__en-us_topic_0029125689_li67096043114351"></a><a name="en-us_topic_0029125689_li67096043114351"></a>If you need to integrate IMS into a third-party system for secondary development, use APIs to access the IMS service. For details, see <em id="EN-US_TOPIC_0013901609__i842352697105038">Image Management Service API Reference</em>.</p>

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<h1 class="topictitle1">Product Advantages</h1>
<div id="body1463622137702"><p id="EN-US_TOPIC_0030713141__p1041655544213">IMS provides convenient, secure, flexible, and efficient image management. Images allow you to deploy services faster, more easily and more securely.</p>
<div class="section" id="EN-US_TOPIC_0030713141__section8673912821"><h4 class="sectiontitle">Saving Time and Effort</h4><ul id="EN-US_TOPIC_0030713141__ul194101529281"><li id="EN-US_TOPIC_0030713141__li10246323131914">Deploying services on cloud servers is much faster and easier when you use images.</li><li id="EN-US_TOPIC_0030713141__li638595616104">A private image can be created from an <span id="EN-US_TOPIC_0030713141__text1564514791819">ECS</span><span id="EN-US_TOPIC_0030713141__text11645124701811"></span> or an external image file. It can be a system, disk, or full-ECS image that suites your different needs.</li><li id="EN-US_TOPIC_0030713141__li54101529983">Private images can be transferred between accounts, regions, or cloud platforms through image sharing, replication, and export.</li></ul>
<div class="section" id="EN-US_TOPIC_0030713141__section8673912821"><h4 class="sectiontitle">Saving Time and Effort</h4><ul id="EN-US_TOPIC_0030713141__ul194101529281"><li id="EN-US_TOPIC_0030713141__li10246323131914">Deploying services on cloud servers is much faster and easier when you use images.</li><li id="EN-US_TOPIC_0030713141__li638595616104">A private image can be created from an <span id="EN-US_TOPIC_0030713141__text1659865710311">ECS</span><span id="EN-US_TOPIC_0030713141__text2598115718318"></span> or an external image file. It can be a system disk, data disk, or full-ECS image that suites your different needs.</li><li id="EN-US_TOPIC_0030713141__li54101529983">Private images can be transferred between accounts, regions, or cloud platforms through image sharing, replication, and export.</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0030713141__section13198721823"><h4 class="sectiontitle">Secure</h4><ul id="EN-US_TOPIC_0030713141__ul1562212236512"><li id="EN-US_TOPIC_0030713141__li15688145672411">Public images use mainstream OSs such as Ubuntu and CentOS. These OSs have been thoroughly tested to provide secure and stable services.</li><li id="EN-US_TOPIC_0030713141__li146223231855">Multiple copies of image files are stored on Object Storage Service (OBS), which provides excellent data reliability and durability.</li><li id="EN-US_TOPIC_0030713141__li1164519317710">Private images can be encrypted for data security by using envelope encryption provided by Key Management Service (KMS).</li></ul>
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<div class="section" id="EN-US_TOPIC_0030713143__en-us_topic_0029124551_section35898979162323"><h4 class="sectiontitle"><span class="keyword" id="EN-US_TOPIC_0030713143__keyword19181104620126">Supported OSs</span></h4><p id="EN-US_TOPIC_0030713143__p13744201735">When you upload an external image file to an OBS bucket on the management console, the OS contained in the image file will be checked. <a href="#EN-US_TOPIC_0030713143__table6432073491848">Table 1</a> lists the OSs supported by external image files.</p>
<p id="EN-US_TOPIC_0030713143__p151394297313">If the OS cannot be identified or is not supported:</p>
<ul id="EN-US_TOPIC_0030713143__ul298905517502"><li id="EN-US_TOPIC_0030713143__li14895357125013">For Windows, <strong id="EN-US_TOPIC_0030713143__b842352706104432">Other_Windows (64_bit)</strong> or <strong id="EN-US_TOPIC_0030713143__b842352706104435">Other_Windows (32_bit)</strong> will be selected during image registration.</li><li id="EN-US_TOPIC_0030713143__li199002577506">For Linux, <strong id="EN-US_TOPIC_0030713143__b660157879">Other_Linux (64_bit)</strong> or <strong id="EN-US_TOPIC_0030713143__b2116028086">Other_Linux (32_bit)</strong> will be selected during image registration.</li></ul>
<ul id="EN-US_TOPIC_0030713143__ul298905517502"><li id="EN-US_TOPIC_0030713143__li14895357125013">For Windows, <strong id="EN-US_TOPIC_0030713143__b842352706104432">Other_Windows (64_bit)</strong> or <strong id="EN-US_TOPIC_0030713143__b842352706104435">Other_Windows (32_bit)</strong> will be selected during image registration.</li><li id="EN-US_TOPIC_0030713143__li199002577506">For Linux, <strong id="EN-US_TOPIC_0030713143__b1313134894">Other_Linux (64_bit)</strong> or <strong id="EN-US_TOPIC_0030713143__b595024991">Other_Linux (32_bit)</strong> will be selected during image registration.</li></ul>
<div class="note" id="EN-US_TOPIC_0030713143__note2144278091848"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><ul id="EN-US_TOPIC_0030713143__ul13559131034017"><li id="EN-US_TOPIC_0030713143__li655911018402">Uploading image files containing OSs not listed in <a href="#EN-US_TOPIC_0030713143__table6432073491848">Table 1</a> may fail. You are advised to contact the customer service before uploading these image files.</li><li id="EN-US_TOPIC_0030713143__li45591910154011">For details about the formats and OSs supported for BMS images, see <em id="EN-US_TOPIC_0030713143__i1531813221739"></em><em id="EN-US_TOPIC_0030713143__i0318122131">Bare Metal Server Private Image Creation Guide</em>.</li><li id="EN-US_TOPIC_0030713143__li2055916106404">When uploading a CoreOS image file, set the OS type to CoreOS. Otherwise, the OS type will be set to <strong id="EN-US_TOPIC_0030713143__b84235270691533">Other (64bit)</strong>. In addition, ensure that coreos-cloudinit has been installed and configured for CoreOS. Automatic system upgrades must be disabled. Otherwise, they may make ECSs created using this image unavailable.</li><li id="EN-US_TOPIC_0030713143__li18559161013409">You can only use external image files containing Windows 10 64bit or Windows 7 Enterprise 64bit to create ECSs on a Dedicated Host (DeH).</li></ul>
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<td class="cellrowborder" valign="top" width="39.043904390439046%" headers="mcps1.3.3.2.4.1.3 "><p id="EN-US_TOPIC_0030713148__p3832210185113"><a href="en-us_topic_0093344231.html">Creating a Full-ECS Image from a CSBS Backup</a></p>
</td>
</tr>
<tr id="EN-US_TOPIC_0030713148__row1381314811471"><td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.3.2.4.1.1 "><p id="EN-US_TOPIC_0030713148__p9814782478">Cloud Backup and Recovery (CBR)</p>
<tr id="EN-US_TOPIC_0030713148__row1381314811471"><td class="cellrowborder" valign="top" width="33.33333333333333%" headers="mcps1.3.3.2.4.1.1 "><p id="EN-US_TOPIC_0030713148__p9814782478">Cloud Backup and Recovery (<span id="EN-US_TOPIC_0030713148__text4795132855214">CBR</span>)</p>
</td>
<td class="cellrowborder" valign="top" width="27.622762276227625%" headers="mcps1.3.3.2.4.1.2 "><p id="EN-US_TOPIC_0030713148__p10814687475">You can use a CBR backup to create a full-ECS image.</p>
<td class="cellrowborder" valign="top" width="27.622762276227625%" headers="mcps1.3.3.2.4.1.2 "><p id="EN-US_TOPIC_0030713148__p10814687475">You can use a <span id="EN-US_TOPIC_0030713148__text1277224419584">CBR</span> backup to create a full-ECS image.</p>
</td>
<td class="cellrowborder" valign="top" width="39.043904390439046%" headers="mcps1.3.3.2.4.1.3 "><p id="EN-US_TOPIC_0030713148__p1681415834710"><a href="en-us_topic_0176812699.html">Creating a Full-ECS Image from a CBR Backup</a></p>
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<a name="EN-US_TOPIC_0030713149"></a><a name="EN-US_TOPIC_0030713149"></a>
<h1 class="topictitle1">Creating a System Disk Image from a Windows <span id="text34171817102813">ECS</span><span id="text136701919142819"></span></h1>
<div id="body8662426"><div class="section" id="EN-US_TOPIC_0030713149__section1787117288167"><h4 class="sectiontitle">Scenarios</h4><p id="EN-US_TOPIC_0030713149__p4334830141616">If you have created and configured a Windows <span id="EN-US_TOPIC_0030713149__text3388161316298">ECS</span><span id="EN-US_TOPIC_0030713149__text19395413122916"></span> based on your service requirements (for example, by installing software and setting up an application environment), you can create a system disk image based on this configured <span id="EN-US_TOPIC_0030713149__text3397513192911">ECS</span><span id="EN-US_TOPIC_0030713149__text1939821318299"></span>. Then, all new <span id="EN-US_TOPIC_0030713149__text10298156153816">ECS</span><span id="EN-US_TOPIC_0030713149__text1129813616385"></span>s created from this image will have the same software and environment preinstalled.</p>
<div id="body8662426"><div class="section" id="EN-US_TOPIC_0030713149__section1787117288167"><h4 class="sectiontitle">Scenarios</h4><p id="EN-US_TOPIC_0030713149__p4334830141616">If you have created and configured a Windows <span id="EN-US_TOPIC_0030713149__text1641884134918">ECS</span><span id="EN-US_TOPIC_0030713149__text24180444919"></span> based on your service requirements (for example, by installing software and setting up an application environment), you can create a system disk image based on this configured <span id="EN-US_TOPIC_0030713149__text3420194174912">ECS</span><span id="EN-US_TOPIC_0030713149__text1942013415499"></span>. Then, all new <span id="EN-US_TOPIC_0030713149__text10298156153816">ECS</span><span id="EN-US_TOPIC_0030713149__text1129813616385"></span>s created from this image will have the same software and environment preinstalled.</p>
<p id="EN-US_TOPIC_0030713149__p8656111452912">Creating a system disk image does not affect the running of services on the ECS or cause data loss.</p>
</div>
<div class="section" id="EN-US_TOPIC_0030713149__section72412411102"><h4 class="sectiontitle">Background</h4><p id="EN-US_TOPIC_0030713149__p72403441908">The following figure shows the process of creating a system disk image from an ECS.</p>
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<div class="note" id="EN-US_TOPIC_0030713149__note14321730693"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0030713149__p6662103715368">If an <span id="EN-US_TOPIC_0030713149__text072524051720">ECS</span><span id="EN-US_TOPIC_0030713149__text1372684011712"></span> is created from a public image, Cloudbase-Init has been installed by default. You can follow the guide in the prerequisites to verify the installation.</p>
</div></div>
</div>
<div class="section" id="EN-US_TOPIC_0030713149__section146023151537"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0030713149__ol14653211775"><li id="EN-US_TOPIC_0030713149__li438012130715"><span>Access the IMS console.</span><p><ol type="a" id="EN-US_TOPIC_0030713149__ol247052213714"><li id="EN-US_TOPIC_0030713149__li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0030713149__li13653181774">Under <strong id="EN-US_TOPIC_0030713149__b97431281942">Computing</strong>, click <strong id="EN-US_TOPIC_0030713149__b11983555144611">Image Management Service</strong>.<p id="EN-US_TOPIC_0030713149__p153671111353">The IMS console is displayed.</p>
<div class="section" id="EN-US_TOPIC_0030713149__section146023151537"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0030713149__ol14653211775"><li id="EN-US_TOPIC_0030713149__li438012130715"><span>Access the IMS console.</span><p><ol type="a" id="EN-US_TOPIC_0030713149__ol247052213714"><li id="EN-US_TOPIC_0030713149__li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0030713149__li13653181774">Under <strong id="EN-US_TOPIC_0030713149__b106091520521">Computing</strong>, click <strong id="EN-US_TOPIC_0030713149__b11610185145214">Image Management Service</strong>.<p id="EN-US_TOPIC_0030713149__p153671111353">The IMS console is displayed.</p>
</li></ol>
</p></li><li id="EN-US_TOPIC_0030713149__li24751418814"><span>Create a system disk image.</span><p><ol type="a" id="EN-US_TOPIC_0030713149__ol07164319920"><li id="EN-US_TOPIC_0030713149__li1765321177">Click <strong id="EN-US_TOPIC_0030713149__b17574132595020">Create Image</strong> in the upper right corner.</li><li id="EN-US_TOPIC_0030713149__li86534110717">Set image parameters.<p id="EN-US_TOPIC_0030713149__p162885401513"><a name="EN-US_TOPIC_0030713149__li86534110717"></a><a name="li86534110717"></a><a href="#EN-US_TOPIC_0030713149__table050019474117">Table 1</a> and <a href="#EN-US_TOPIC_0030713149__table6978715749">Table 2</a> list the parameters in the <strong id="EN-US_TOPIC_0030713149__b127631453172116">Image Type and Source</strong> and <strong id="EN-US_TOPIC_0030713149__b77641453162111">Image Information</strong> areas, respectively.</p>
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</tbody>
</table>
</div>
</li><li id="EN-US_TOPIC_0030713149__li156531811770">Click <strong id="EN-US_TOPIC_0030713149__b169510426419">Create Now</strong>.</li><li id="EN-US_TOPIC_0030713149__li965331079">Confirm the settings and click <strong id="EN-US_TOPIC_0030713149__b157462171813">Submit</strong><strong id="EN-US_TOPIC_0030713149__b1174615171513"></strong>.</li></ol>
</li><li id="EN-US_TOPIC_0030713149__li156531811770">Click <strong id="EN-US_TOPIC_0030713149__b10698440125212">Create Now</strong>.</li><li id="EN-US_TOPIC_0030713149__li965331079">Confirm the settings and click <strong id="EN-US_TOPIC_0030713149__b481112010535">Submit</strong><strong id="EN-US_TOPIC_0030713149__b782020195312"></strong>.</li></ol>
</p></li><li id="EN-US_TOPIC_0030713149__li136539114715"><span>Go back to the <strong id="EN-US_TOPIC_0030713149__b4662194883710">Private Images</strong> page and view the new system disk image.</span><p><p id="EN-US_TOPIC_0030713149__p137531916131313">The time required for creating an image depends on the <span id="EN-US_TOPIC_0030713149__text419105314206">ECS</span><span id="EN-US_TOPIC_0030713149__text21905313206"></span> system disk size, network quality, and the number of concurrent tasks. When the image status changes to <strong id="EN-US_TOPIC_0030713149__b07517514300">Normal</strong>, the image creation is complete.</p>
<div class="note" id="EN-US_TOPIC_0030713149__note11753191621318"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><ul id="EN-US_TOPIC_0030713149__ul7753161611132"><li id="EN-US_TOPIC_0030713149__li0753171611137">Do not perform any operations on the selected <span id="EN-US_TOPIC_0030713149__text1990943423512">ECS</span><span id="EN-US_TOPIC_0030713149__text17916103423513"></span> or its associated resources during image creation.</li><li id="EN-US_TOPIC_0030713149__li076913167133">An ECS created from an encrypted image is also encrypted. The key used for encrypting the ECS is the same as that used for encrypting the image.</li><li id="EN-US_TOPIC_0030713149__li6769171615132">An image created from an encrypted ECS is also encrypted. The key used for encrypting the image is the same as that used for encrypting the ECS.</li></ul>
</div></div>
</p></li></ol>
</div>
<div class="section" id="EN-US_TOPIC_0030713149__section164716121117"><h4 class="sectiontitle">Follow-up Procedure</h4><p id="EN-US_TOPIC_0030713149__p06389155118">After a system disk image is created, you can use either of the following methods to migrate data between two servers:</p>
<div class="section" id="EN-US_TOPIC_0030713149__section164716121117"><h4 class="sectiontitle">Follow-up Procedure</h4><p id="EN-US_TOPIC_0030713149__p06389155118">After a system disk image is created, you can:</p>
<ul id="EN-US_TOPIC_0030713149__ul253518571380"><li id="EN-US_TOPIC_0030713149__li453510574819">Use the image to create new ECSs. For details, see <a href="en-us_topic_0030713200.html">Creating an ECS from an Image</a>.</li><li id="EN-US_TOPIC_0030713149__li128471323181617">Use the image to change the OSs of existing ECSs.</li></ul>
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</div></div>
</div>
<div class="section" id="EN-US_TOPIC_0030713152__section12881164595515"><h4 class="sectiontitle">Prerequisites</h4><p id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_p18564107163740">You have logged in to the <span id="EN-US_TOPIC_0030713152__text07631526105810"></span><span id="EN-US_TOPIC_0030713152__text1776317267586">ECS</span> used to create a Windows private image.</p>
<p id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_p38246696174855">For details about how to log in to an <span id="EN-US_TOPIC_0030713152__text111601414112"></span><span id="EN-US_TOPIC_0030713152__text316012414111">ECS</span>, see <em id="EN-US_TOPIC_0030713152__i916154161115">Elastic Cloud Server User Guide</em>.</p>
<p id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_p38246696174855">For details about how to log in to an <span id="EN-US_TOPIC_0030713152__text13232344105616"></span><span id="EN-US_TOPIC_0030713152__text11233124445614">ECS</span>, see <em id="EN-US_TOPIC_0030713152__i11234194445610">Elastic Cloud Server User Guide</em>.</p>
</div>
<div class="section" id="EN-US_TOPIC_0030713152__section7770010203011"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0030713152__ol1624111403013"><li id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_li34082126192920">On the <span id="EN-US_TOPIC_0030713152__text166941430596"></span><span id="EN-US_TOPIC_0030713152__text1369413319597">ECS</span>, choose <span class="menucascade" id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_menucascade38303684192920"><b><span class="uicontrol" id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_uicontrol9188837192920">Start</span></b> &gt; <b><span class="uicontrol" id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_uicontrol15590676192920">Control Panel</span></b></span>.</li><li id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_li6098361192920">Click <strong id="EN-US_TOPIC_0030713152__b15650201923718">Network and Internet Connections</strong>.</li><li id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_li54885253192920">Click <strong id="EN-US_TOPIC_0030713152__b38575259182932">Network and Sharing Center</strong>.<div class="fignone" id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_fig1407258219309"><span class="figcap"><b>Figure 1 </b>Network and Sharing Center</span><br><span><img id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_image6613735819309" src="en-us_image_0208136139.png" title="Click to enlarge" class="imgResize"></span></div>
</li><li id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_li42279732192928">Select the connection configured with the static IP address. For example, click <strong id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_b842352706172450">Local Area Connection 2</strong>.<div class="fignone" id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_fig23460484193025"><span class="figcap"><b>Figure 2 </b>Local Area Connection 2 Status</span><br><span><img id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_image21251077193025" src="en-us_image_0208136140.png"></span></div>
</li><li id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_li19400561192943">Click <strong id="EN-US_TOPIC_0030713152__b5658121973715">Properties</strong> and select the configured Internet protocol version.</li><li id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_li27941634192943">On the <strong id="EN-US_TOPIC_0030713152__b8099594111533">General</strong> tab, select <strong id="EN-US_TOPIC_0030713152__b5787484111533">Obtain an IP address automatically</strong> and <strong id="EN-US_TOPIC_0030713152__b52087357111533">Obtain DNS server address automatically</strong> and click <strong id="EN-US_TOPIC_0030713152__b66133030111533">OK</strong>. <a href="#EN-US_TOPIC_0030713152__en-us_topic_0029124575_fig32561684193046">Figure 3</a> shows the dialog box for configuring the IP address obtaining mode.<div class="note" id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_note26108293164539"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_p33648053164539">You are advised to record the original network information so that you can restore the network if necessary.</p>
</li><li id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_li19400561192943">Click <strong id="EN-US_TOPIC_0030713152__b5658121973715">Properties</strong> and select the configured Internet protocol version.</li><li id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_li27941634192943">On the <strong id="EN-US_TOPIC_0030713152__b859817182004">General</strong> tab, select <strong id="EN-US_TOPIC_0030713152__b11598918306">Obtain an IP address automatically</strong> and <strong id="EN-US_TOPIC_0030713152__b2598918105">Obtain DNS server address automatically</strong> and click <strong id="EN-US_TOPIC_0030713152__b859915188015">OK</strong>. <a href="#EN-US_TOPIC_0030713152__en-us_topic_0029124575_fig32561684193046">Figure 3</a> shows the dialog box for configuring the IP address obtaining mode.<div class="note" id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_note26108293164539"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_p33648053164539">You are advised to record the original network information so that you can restore the network if necessary.</p>
</div></div>
<div class="fignone" id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_fig32561684193046"><a name="EN-US_TOPIC_0030713152__en-us_topic_0029124575_fig32561684193046"></a><a name="en-us_topic_0029124575_fig32561684193046"></a><span class="figcap"><b>Figure 3 </b>Configuring the IP address obtaining mode</span><br><span><img id="EN-US_TOPIC_0030713152__en-us_topic_0029124575_image20250748193046" src="en-us_image_0208136141.png" title="Click to enlarge" class="imgResize"></span></div>
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<div class="section" id="EN-US_TOPIC_0030713155__section12881164595515"><h4 class="sectiontitle">Prerequisites</h4><p id="EN-US_TOPIC_0030713155__en-us_topic_0030713152_en-us_topic_0029124575_p18564107163740">You have logged in to the <span id="EN-US_TOPIC_0030713155__en-us_topic_0030713152_text07631526105810"></span><span id="EN-US_TOPIC_0030713155__en-us_topic_0030713152_text1776317267586">ECS</span> used to create a Windows private image.</p>
<p id="EN-US_TOPIC_0030713155__en-us_topic_0030713152_en-us_topic_0029124575_p38246696174855">For details about how to log in to an <span id="EN-US_TOPIC_0030713155__en-us_topic_0030713152_text111601414112"></span><span id="EN-US_TOPIC_0030713155__en-us_topic_0030713152_text316012414111">ECS</span>, see <em id="EN-US_TOPIC_0030713155__en-us_topic_0030713152_i916154161115">Elastic Cloud Server User Guide</em>.</p>
<p id="EN-US_TOPIC_0030713155__en-us_topic_0030713152_en-us_topic_0029124575_p38246696174855">For details about how to log in to an <span id="EN-US_TOPIC_0030713155__en-us_topic_0030713152_text13232344105616"></span><span id="EN-US_TOPIC_0030713155__en-us_topic_0030713152_text11233124445614">ECS</span>, see <em id="EN-US_TOPIC_0030713155__en-us_topic_0030713152_i11234194445610">Elastic Cloud Server User Guide</em>.</p>
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<div class="section" id="EN-US_TOPIC_0030713155__section5900131105513"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0030713155__ol19372314102033"><li id="EN-US_TOPIC_0030713155__li774616311263">Before enabling this function, you are advised to set the resolution of the <span id="EN-US_TOPIC_0030713155__text8321258193617"></span><span id="EN-US_TOPIC_0030713155__text1632225833614">ECS</span> to 1920×1080.<p id="EN-US_TOPIC_0030713155__p1216124317914">On the <span id="EN-US_TOPIC_0030713155__text9618136174112"></span><span id="EN-US_TOPIC_0030713155__text19619183616418">ECS</span>, choose <strong id="EN-US_TOPIC_0030713155__b11620536144112">Start</strong> &gt; <strong id="EN-US_TOPIC_0030713155__b262253619417">Control Panel</strong>. Under <strong id="EN-US_TOPIC_0030713155__b136242363413">Appearance and Personalization</strong>, click <strong id="EN-US_TOPIC_0030713155__b2062510363410">Adjust screen resolution</strong>. Then select a proper value from the <strong id="EN-US_TOPIC_0030713155__b19626133694119">Resolution</strong> drop-down list box.</p>
</li><li id="EN-US_TOPIC_0030713155__li40133104102033">Choose <strong id="EN-US_TOPIC_0030713155__b14783135424110">Start</strong>, right-click <strong id="EN-US_TOPIC_0030713155__b127851954104117">Computer</strong>, and choose <strong id="EN-US_TOPIC_0030713155__b137881554134118">Properties</strong> from the shortcut menu.</li><li id="EN-US_TOPIC_0030713155__li25653620102033">Click <strong id="EN-US_TOPIC_0030713155__b842352706175338">Remote settings</strong>.</li><li id="EN-US_TOPIC_0030713155__li29555991102033">In the <strong id="EN-US_TOPIC_0030713155__b842352706175613">Remote</strong> tab, select <strong id="EN-US_TOPIC_0030713155__b842352706175625">Allow connections from computers running any version of Remote Desktop (less secure)</strong>.</li><li id="EN-US_TOPIC_0030713155__li64677330102033">Click <strong id="EN-US_TOPIC_0030713155__b84235270617574">OK</strong>.</li><li id="EN-US_TOPIC_0030713155__li45225062102033">Choose <strong id="EN-US_TOPIC_0030713155__b842352706163224">Start</strong> &gt; <strong id="EN-US_TOPIC_0030713155__b842352706163227">Control Panel</strong> and navigate to <strong id="EN-US_TOPIC_0030713155__b842352706163232">Windows Firewall</strong>.</li><li id="EN-US_TOPIC_0030713155__li4372381102033">Choose <strong id="EN-US_TOPIC_0030713155__b842352706163248">Allow a program or feature through Windows Firewall</strong> in the left pane.</li><li id="EN-US_TOPIC_0030713155__li39351430102033">Select programs and features that are allowed by the Windows firewall for <strong id="EN-US_TOPIC_0030713155__b123822033104715">Remote Desktop</strong> based on your network requirements and click <strong id="EN-US_TOPIC_0030713155__b842352706163317">OK</strong> in the lower part.<div class="fignone" id="EN-US_TOPIC_0030713155__fig33349279102033"><span class="figcap"><b>Figure 1 </b>Configuring remote desktop</span><br><span><img id="EN-US_TOPIC_0030713155__image16937048102033" src="en-us_image_0208552567.jpg" title="Click to enlarge" class="imgResize"></span></div>

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<div class="section" id="EN-US_TOPIC_0030713176__en-us_topic_0029124465_section50735044162237"><h4 class="sectiontitle">Prerequisites</h4><p id="EN-US_TOPIC_0030713176__en-us_topic_0030713152_en-us_topic_0029124575_p18564107163740">You have logged in to the <span id="EN-US_TOPIC_0030713176__en-us_topic_0030713152_text07631526105810"></span><span id="EN-US_TOPIC_0030713176__en-us_topic_0030713152_text1776317267586">ECS</span> used to create a Windows private image.</p>
<p id="EN-US_TOPIC_0030713176__en-us_topic_0030713152_en-us_topic_0029124575_p38246696174855">For details about how to log in to an <span id="EN-US_TOPIC_0030713176__text131391624101710"></span><span id="EN-US_TOPIC_0030713176__text91462247170">ECS</span>, see <em id="EN-US_TOPIC_0030713176__i2147142417171">Elastic Cloud Server User Guide</em>.</p>
<p id="EN-US_TOPIC_0030713176__en-us_topic_0030713152_en-us_topic_0029124575_p38246696174855">For details about how to log in to an <span id="EN-US_TOPIC_0030713176__text11330346181314"></span><span id="EN-US_TOPIC_0030713176__text14330446171315">ECS</span>, see <em id="EN-US_TOPIC_0030713176__i18331174661310">Elastic Cloud Server User Guide</em>.</p>
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<div class="section" id="EN-US_TOPIC_0030713176__section10301356201915"><h4 class="sectiontitle">Ubuntu 18 or Later</h4><ol id="EN-US_TOPIC_0030713176__ol133311526182"><li id="EN-US_TOPIC_0030713176__li614925413486">Run <strong id="EN-US_TOPIC_0030713176__b31841146184513">vi /etc/netplan/01-netcfg.yaml</strong> on the ECS to open the <strong id="EN-US_TOPIC_0030713176__b11949151215472">/etc/netplan/01-netcfg.yaml</strong> file, and check whether the value of <strong id="EN-US_TOPIC_0030713176__b555320281481">dhcp4</strong> is <strong id="EN-US_TOPIC_0030713176__b1687813306480">true</strong>.<ul id="EN-US_TOPIC_0030713176__ul1333205219181"><li id="EN-US_TOPIC_0030713176__li193333522185">If <strong id="EN-US_TOPIC_0030713176__b38789567483">dhcp4</strong> is set to <strong id="EN-US_TOPIC_0030713176__b151082211496">true</strong>, enter <strong id="EN-US_TOPIC_0030713176__b132831320124911">:q</strong> to exit the editor. No further action will be required.<pre class="screen" id="EN-US_TOPIC_0030713176__screen20531141612536"> network:
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<h1 class="topictitle1">Is There Any Difference Between the Image Created from a CSBS/CBR Backup and That Created from an <span id="text1938194425715">ECS</span><span id="text5972114805714"></span>?</h1>
<div id="body8662426"><p id="EN-US_TOPIC_0030713178__p33914223267">No.</p>
<p id="EN-US_TOPIC_0030713178__p1855543912211">You can create a full-ECS image from an <span id="EN-US_TOPIC_0030713178__text1644852319011">ECS</span><span id="EN-US_TOPIC_0030713178__text3448223803"></span>, a CSBS backup, or a CBR backup.</p>
<p id="EN-US_TOPIC_0030713178__p1855543912211">You can create a full-ECS image from an <span id="EN-US_TOPIC_0030713178__text2546183583312">ECS</span><span id="EN-US_TOPIC_0030713178__text55461135143318"></span>, a CSBS backup, or a <span id="EN-US_TOPIC_0030713178__text13621191919413">CBR</span> backup.</p>
<p id="EN-US_TOPIC_0030713178__p208631039152218">When you create a full-ECS image from an <span id="EN-US_TOPIC_0030713178__text286083315017">ECS</span><span id="EN-US_TOPIC_0030713178__text58601336010"></span>, the system first creates a backup for the <span id="EN-US_TOPIC_0030713178__text196619371109">ECS</span><span id="EN-US_TOPIC_0030713178__text196610372007"></span> and then uses the backup to create an image. Therefore, the image is essentially created from an ECS backup no matter you use an ECS or a CSBS/CBR backup.</p>
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<a name="EN-US_TOPIC_0030713180"></a><a name="EN-US_TOPIC_0030713180"></a>
<h1 class="topictitle1">Creating a System Disk Image from a Linux <span id="text12947133415435">ECS</span><span id="text15947123444315"></span></h1>
<div id="body8662426"><div class="section" id="EN-US_TOPIC_0030713180__section1583993012317"><h4 class="sectiontitle">Scenarios</h4><p id="EN-US_TOPIC_0030713180__p4334830141616">If you have created and configured a Linux <span id="EN-US_TOPIC_0030713180__text1555264875413">ECS</span><span id="EN-US_TOPIC_0030713180__text105521481549"></span> based on your service requirements (for example, by installing software and setting up an application environment), you can create a system disk image based on this configured <span id="EN-US_TOPIC_0030713180__text11553104825414">ECS</span><span id="EN-US_TOPIC_0030713180__text5553948105420"></span>. Then, all new <span id="EN-US_TOPIC_0030713180__text547645119319">ECS</span><span id="EN-US_TOPIC_0030713180__text1547775120314"></span>s created from this image will have the same software and environment preinstalled.</p>
<div id="body8662426"><div class="section" id="EN-US_TOPIC_0030713180__section1583993012317"><h4 class="sectiontitle">Scenarios</h4><p id="EN-US_TOPIC_0030713180__p4334830141616">If you have created and configured a Linux <span id="EN-US_TOPIC_0030713180__text629415576541">ECS</span><span id="EN-US_TOPIC_0030713180__text12295135735419"></span> based on your service requirements (for example, by installing software and setting up an application environment), you can create a system disk image based on this configured <span id="EN-US_TOPIC_0030713180__text929675715412">ECS</span><span id="EN-US_TOPIC_0030713180__text1429712572542"></span>. Then, all new <span id="EN-US_TOPIC_0030713180__text547645119319">ECS</span><span id="EN-US_TOPIC_0030713180__text1547775120314"></span>s created from this image will have the same software and environment preinstalled.</p>
<p id="EN-US_TOPIC_0030713180__p1652985813114">Creating a system disk image does not affect the running of services on the ECS or cause data loss.</p>
</div>
<div class="section" id="EN-US_TOPIC_0030713180__section68741415142820"><h4 class="sectiontitle">Background</h4><p id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_p72403441908">The following figure shows the process of creating a system disk image from an ECS.</p>
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</li><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li6622650131818">The time required for creating an image depends on the ECS system disk size, network quality, and the number of concurrent tasks.</li><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li18776143117110">A system disk image will be created in the same region as the ECS that was used to create it. </li><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li115619315112">If an ECS has expired or been released, you can use the system disk image created from the ECS to restore it.</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0030713180__en-us_topic_0029124558_section14824313152247"><h4 class="sectiontitle">Prerequisites</h4><p id="EN-US_TOPIC_0030713180__p12638796573">Before creating a private image from an ECS:</p>
<ul id="EN-US_TOPIC_0030713180__ul1341816307572"><li id="EN-US_TOPIC_0030713180__li741853005713">Delete any sensitive data the <span id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_text64151044212">ECS</span><span id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_text841520013425"></span> may contain.</li><li id="EN-US_TOPIC_0030713180__li1176185720573">Ensure that the <span id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_text3276249173916">ECS</span><span id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_text122769492393"></span> is in the <strong id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_b1460418554214">Running</strong> or <strong id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_b1635555218212">Stopped</strong> state.</li><li id="EN-US_TOPIC_0030713180__li17629145665713">Check network configuration of the <span id="EN-US_TOPIC_0030713180__text8738103063918">ECS</span><span id="EN-US_TOPIC_0030713180__text187389308399"></span> and ensure that DHCP is configured for the NICs. For details, see <a href="en-us_topic_0030713176.html">Setting the NIC to DHCP</a>.</li><li id="EN-US_TOPIC_0030713180__li2045165095118">Install special drivers. The normal running and advanced functions of some <span id="EN-US_TOPIC_0030713180__text865119424719">ECS</span><span id="EN-US_TOPIC_0030713180__text265716421076"></span>s depend on certain drivers. For example, P1 ECSs depend on the NVIDIA driver. For details, see <a href="en-us_topic_0082002007.html">Installing Special Linux Drivers</a>.</li><li id="EN-US_TOPIC_0030713180__li168147546571">Check whether Cloud-Init has been installed on the <span id="EN-US_TOPIC_0030713180__text828812042512">ECS</span><span id="EN-US_TOPIC_0030713180__text1628852010252"></span>. The user data injection function on the management console is only available for new <span id="EN-US_TOPIC_0030713180__text1528972016254">ECS</span><span id="EN-US_TOPIC_0030713180__text928952012510"></span>s that have this tool installed. You can use data injection, for example, to set the login password for a new <span id="EN-US_TOPIC_0030713180__text2290162092514">ECS</span><span id="EN-US_TOPIC_0030713180__text1629012062511"></span>. For details, see <a href="en-us_topic_0030730603.html">Installing Cloud-Init</a> and <a href="en-us_topic_0122876047.html">Configuring Cloud-Init</a>.</li><li id="EN-US_TOPIC_0030713180__li196401515685">Delete any network rules to prevent NIC name drift on the <span id="EN-US_TOPIC_0030713180__text127755436813">ECS</span><span id="EN-US_TOPIC_0030713180__text17754431814"></span>s created from the image. For details, see <a href="en-us_topic_0069904570.html">Deleting Files from the Network Rule Directory</a>.</li><li id="EN-US_TOPIC_0030713180__li83232791714">To ensure that the ECSs created from the image support KVM virtualization, the Linux <span id="EN-US_TOPIC_0030713180__text23471337181118">ECS</span><span id="EN-US_TOPIC_0030713180__text123479375116"></span> used to create the image has to be modified. For instance, the disk IDs in the GRUB and fstab files need to be UUID and native KVM drivers need to be installed.<p id="EN-US_TOPIC_0030713180__p123242718174">For details, see <a href="en-us_topic_0047501133.html">Optimization Process</a>.</p>
<ul id="EN-US_TOPIC_0030713180__ul1341816307572"><li id="EN-US_TOPIC_0030713180__li741853005713">Delete any sensitive data the <span id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_text64151044212">ECS</span><span id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_text841520013425"></span> may contain.</li><li id="EN-US_TOPIC_0030713180__li1176185720573">Ensure that the <span id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_text3276249173916">ECS</span><span id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_text122769492393"></span> is in the <strong id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_b1460418554214">Running</strong> or <strong id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_b1635555218212">Stopped</strong> state.</li><li id="EN-US_TOPIC_0030713180__li17629145665713">Check network configuration of the <span id="EN-US_TOPIC_0030713180__text8738103063918">ECS</span><span id="EN-US_TOPIC_0030713180__text187389308399"></span> and ensure that DHCP is configured for the NICs. For details, see <a href="en-us_topic_0030713176.html">Setting the NIC to DHCP</a>.</li><li id="EN-US_TOPIC_0030713180__li2045165095118">Install special drivers. The normal running and advanced functions of some <span id="EN-US_TOPIC_0030713180__text0102143564">ECS</span><span id="EN-US_TOPIC_0030713180__text3102174135613"></span>s depend on certain drivers. For example, P1 ECSs depend on the NVIDIA driver. For details, see <a href="en-us_topic_0082002007.html">Installing Special Linux Drivers</a>.</li><li id="EN-US_TOPIC_0030713180__li168147546571">Check whether Cloud-Init has been installed on the <span id="EN-US_TOPIC_0030713180__text828812042512">ECS</span><span id="EN-US_TOPIC_0030713180__text1628852010252"></span>. The user data injection function on the management console is only available for new <span id="EN-US_TOPIC_0030713180__text1528972016254">ECS</span><span id="EN-US_TOPIC_0030713180__text928952012510"></span>s that have this tool installed. You can use data injection, for example, to set the login password for a new <span id="EN-US_TOPIC_0030713180__text2290162092514">ECS</span><span id="EN-US_TOPIC_0030713180__text1629012062511"></span>. For details, see <a href="en-us_topic_0030730603.html">Installing Cloud-Init</a> and <a href="en-us_topic_0122876047.html">Configuring Cloud-Init</a>.</li><li id="EN-US_TOPIC_0030713180__li196401515685">Delete any network rules to prevent NIC name drift on the <span id="EN-US_TOPIC_0030713180__text127755436813">ECS</span><span id="EN-US_TOPIC_0030713180__text17754431814"></span>s created from the image. For details, see <a href="en-us_topic_0069904570.html">Deleting Files from the Network Rule Directory</a>.</li><li id="EN-US_TOPIC_0030713180__li83232791714">To ensure that the ECSs created from the image support KVM virtualization, the Linux <span id="EN-US_TOPIC_0030713180__text23471337181118">ECS</span><span id="EN-US_TOPIC_0030713180__text123479375116"></span> used to create the image has to be modified. For instance, the disk IDs in the GRUB and fstab files need to be UUID and native KVM drivers need to be installed.<p id="EN-US_TOPIC_0030713180__p123242718174">For details, see <a href="en-us_topic_0047501133.html">Optimization Process</a>.</p>
</li><li id="EN-US_TOPIC_0030713180__li6253123412318">If multiple data disks are attached to an <span id="EN-US_TOPIC_0030713180__text1675610378194">ECS</span><span id="EN-US_TOPIC_0030713180__text550818593173"></span> used to create a private image, the ECSs created from the image may be unavailable. You need to detach all data disks from the ECS before using it to create an image. For details, see <a href="en-us_topic_0030713179.html">Detaching Data Disks from an ECS</a>.</li><li id="EN-US_TOPIC_0030713180__li26871833164516">If data disks have been attached to the <span id="EN-US_TOPIC_0030713180__text19318112813410">ECS</span> and automatic partition mounting has been configured in the fstab file for the <span id="EN-US_TOPIC_0030713180__text842338183413">ECS</span>, delete these configurations from the file before using the ECS to create a system disk image.</li><li id="EN-US_TOPIC_0030713180__li07331181348">To ensure that <strong id="EN-US_TOPIC_0030713180__b1091415114385">Console Log</strong> is available for the newly created <span id="EN-US_TOPIC_0030713180__text366444133911">ECS</span><span id="EN-US_TOPIC_0030713180__text866417414391"></span>s on the console, set related parameters in the <span id="EN-US_TOPIC_0030713180__text6197154154017">ECS</span><span id="EN-US_TOPIC_0030713180__text8197155424011"></span> that is used to create the image. For details, see <a href="en-us_topic_0057450886.html">Configuring Console Logging</a>.</li></ul>
<div class="note" id="EN-US_TOPIC_0030713180__note14321730693"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0030713180__p6662103715368">If an <span id="EN-US_TOPIC_0030713180__text116571218162810">ECS</span><span id="EN-US_TOPIC_0030713180__text5657318152815"></span> is created from a public image, Cloud-Init has been installed by default. You can follow the guide to verify the installation.</p>
</div></div>
</div>
<div class="section" id="EN-US_TOPIC_0030713180__section56420413328"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_ol14653211775"><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li438012130715"><span>Access the IMS console.</span><p><ol type="a" id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_b97431281942">Computing</strong>, click <strong id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_b11983555144611">Image Management Service</strong>.<p id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
<div class="section" id="EN-US_TOPIC_0030713180__section56420413328"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_ol14653211775"><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li438012130715"><span>Access the IMS console.</span><p><ol type="a" id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_b106091520521">Computing</strong>, click <strong id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_b11610185145214">Image Management Service</strong>.<p id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
</li></ol>
</p></li><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li24751418814"><span>Create a system disk image.</span><p><ol type="a" id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_ol07164319920"><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li1765321177">Click <strong id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_b17574132595020">Create Image</strong> in the upper right corner.</li><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li86534110717">Set image parameters.<p id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_p162885401513"><a name="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li86534110717"></a><a name="en-us_topic_0030713149_li86534110717"></a><a href="#EN-US_TOPIC_0030713180__en-us_topic_0030713149_table050019474117">Table 1</a> and <a href="#EN-US_TOPIC_0030713180__en-us_topic_0030713149_table6978715749">Table 2</a> list the parameters in the <strong id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_b127631453172116">Image Type and Source</strong> and <strong id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_b77641453162111">Image Information</strong> areas, respectively.</p>
@ -79,13 +79,13 @@
</tbody>
</table>
</div>
</li><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li156531811770">Click <strong id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_b169510426419">Create Now</strong>.</li><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li965331079">Confirm the settings and click <strong id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_b157462171813">Submit</strong><strong id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_b1174615171513"></strong>.</li></ol>
</li><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li156531811770">Click <strong id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_b10698440125212">Create Now</strong>.</li><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li965331079">Confirm the settings and click <strong id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_b481112010535">Submit</strong><strong id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_b782020195312"></strong>.</li></ol>
</p></li><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li136539114715"><span>Go back to the <strong id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_b4662194883710">Private Images</strong> page and view the new system disk image.</span><p><p id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_p137531916131313">The time required for creating an image depends on the <span id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_text419105314206">ECS</span><span id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_text21905313206"></span> system disk size, network quality, and the number of concurrent tasks. When the image status changes to <strong id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_b07517514300">Normal</strong>, the image creation is complete.</p>
<div class="note" id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_note11753191621318"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><ul id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_ul7753161611132"><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li0753171611137">Do not perform any operations on the selected <span id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_text1990943423512">ECS</span><span id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_text17916103423513"></span> or its associated resources during image creation.</li><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li076913167133">An ECS created from an encrypted image is also encrypted. The key used for encrypting the ECS is the same as that used for encrypting the image.</li><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li6769171615132">An image created from an encrypted ECS is also encrypted. The key used for encrypting the image is the same as that used for encrypting the ECS.</li></ul>
</div></div>
</p></li></ol>
</div>
<div class="section" id="EN-US_TOPIC_0030713180__section6387151853920"><h4 class="sectiontitle">Follow-up Procedure</h4><p id="EN-US_TOPIC_0030713180__p06389155118">After a system disk image is created, you can use either of the following methods to migrate data between two servers:</p>
<div class="section" id="EN-US_TOPIC_0030713180__section6387151853920"><h4 class="sectiontitle">Follow-up Procedure</h4><p id="EN-US_TOPIC_0030713180__p06389155118">After a system disk image is created, you can:</p>
<ul id="EN-US_TOPIC_0030713180__ul253518571380"><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li453510574819">Use the image to create new ECSs. For details, see <a href="en-us_topic_0030713200.html">Creating an ECS from an Image</a>.</li><li id="EN-US_TOPIC_0030713180__en-us_topic_0030713149_li128471323181617">Use the image to change the OSs of existing ECSs.</li></ul>
</div>
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<a name="EN-US_TOPIC_0030713183"></a><a name="EN-US_TOPIC_0030713183"></a>
<h1 class="topictitle1">Uploading an External Image File</h1>
<div id="body8662426"><p id="EN-US_TOPIC_0030713183__p382515156412">You are advised to use OBS Browser to upload external image files to OBS buckets. For details, see <em id="EN-US_TOPIC_0030713183__i142304161839">Object Storage Service User Guide</em>.</p>
<div id="body8662426"><p id="EN-US_TOPIC_0030713183__p382515156412">You are advised to use OBS Browser to upload external image files to OBS buckets. For details, see <em id="EN-US_TOPIC_0030713183__i64231755141819">Object Storage Service User Guide</em>.</p>
<div class="note" id="EN-US_TOPIC_0030713183__note1158423114236"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><ul id="EN-US_TOPIC_0030713183__ul18181143165614"><li id="EN-US_TOPIC_0030713183__li84801286140">The bucket file and the image to be registered must belong to the same region.</li><li id="EN-US_TOPIC_0030713183__li38181643175620">Only unencrypted external image files or those encrypted using SSE-KMS can be uploaded to the OBS bucket.</li><li id="EN-US_TOPIC_0030713183__li18818143125613">The storage class of the OBS bucket must be <span class="keyword" id="EN-US_TOPIC_0030713183__keyword179411015144114">Standard</span>.</li><li id="EN-US_TOPIC_0030713183__li155620244258">If you want to create a data disk image along with the system disk image, you also need to upload an image file containing data disks to the OBS bucket. You can create one system disk image and no more than three data disk images.</li></ul>
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<h1 class="topictitle1">Registering an External Image File as a Private Image</h1>
<div id="body8662426"><div class="section" id="EN-US_TOPIC_0030713184__section717820315503"><h4 class="sectiontitle">Scenarios</h4><p id="EN-US_TOPIC_0030713184__p26243213576">Register an image file uploaded to the OBS bucket as a private image.</p>
</div>
<div class="section" id="EN-US_TOPIC_0030713184__section1753510552356"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0030713184__ol878751142012"><li id="EN-US_TOPIC_0030713184__li5402522122014"><span>Access the IMS console.</span><p><ol type="a" id="EN-US_TOPIC_0030713184__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0030713184__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0030713184__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0030713184__en-us_topic_0030713149_b97431281942">Computing</strong>, click <strong id="EN-US_TOPIC_0030713184__en-us_topic_0030713149_b11983555144611">Image Management Service</strong>.<p id="EN-US_TOPIC_0030713184__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
<div class="section" id="EN-US_TOPIC_0030713184__section1753510552356"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0030713184__ol878751142012"><li id="EN-US_TOPIC_0030713184__li5402522122014"><span>Access the IMS console.</span><p><ol type="a" id="EN-US_TOPIC_0030713184__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0030713184__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0030713184__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0030713184__en-us_topic_0030713149_b106091520521">Computing</strong>, click <strong id="EN-US_TOPIC_0030713184__en-us_topic_0030713149_b11610185145214">Image Management Service</strong>.<p id="EN-US_TOPIC_0030713184__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
</li></ol>
</p></li><li id="EN-US_TOPIC_0030713184__li7975182411224"><span>Register an external image file as a private image.</span><p><ol type="a" id="EN-US_TOPIC_0030713184__ol07164319920"><li id="EN-US_TOPIC_0030713184__li1765321177">Click <strong id="EN-US_TOPIC_0030713184__b1785017345">Create Image</strong> in the upper right corner.</li><li id="EN-US_TOPIC_0030713184__li167871411102015">Set image parameters.<p id="EN-US_TOPIC_0030713184__p49333299274"><a name="EN-US_TOPIC_0030713184__li167871411102015"></a><a name="li167871411102015"></a><a href="#EN-US_TOPIC_0030713184__table050019474117">Table 1</a> and <a href="#EN-US_TOPIC_0030713184__table6978715749">Table 2</a> list the parameters in the <strong id="EN-US_TOPIC_0030713184__b1141551811524">Image Type and Source</strong> and <strong id="EN-US_TOPIC_0030713184__b1441512188521">Image Information</strong> areas, respectively.</p>
@ -63,8 +63,8 @@
</tr>
<tr id="EN-US_TOPIC_0030713184__row1797901516417"><td class="cellrowborder" valign="top" width="25.91%" headers="mcps1.3.2.2.2.2.1.2.3.2.3.1.1 "><p id="EN-US_TOPIC_0030713184__p297919150413">Boot Mode</p>
</td>
<td class="cellrowborder" valign="top" width="74.09%" headers="mcps1.3.2.2.2.2.1.2.3.2.3.1.2 "><p id="EN-US_TOPIC_0030713184__p9438143331114">This parameter is optional. The value can be BIOS or UEFI. For details about the differences between the two, see <a href="en-us_topic_0113533721.html">How Is BIOS Different from UEFI?</a></p>
<p id="EN-US_TOPIC_0030713184__p389711395713">For details about which OSs support UEFI boot, see <a href="en-us_topic_0170853315.html">OSs Supporting UEFI Boot Mode</a></p>
<td class="cellrowborder" valign="top" width="74.09%" headers="mcps1.3.2.2.2.2.1.2.3.2.3.1.2 "><p id="EN-US_TOPIC_0030713184__p9438143331114">This parameter is optional. The value can be <strong id="EN-US_TOPIC_0030713184__b11136930183016">BIOS</strong> or <strong id="EN-US_TOPIC_0030713184__b237483617304">UEFI</strong>. For details about the differences between the two, see <a href="en-us_topic_0113533721.html">How Is BIOS Different from UEFI?</a></p>
<p id="EN-US_TOPIC_0030713184__p389711395713">For details about which OSs support UEFI boot, see <a href="en-us_topic_0170853315.html">OSs Supporting UEFI Boot Mode</a>.</p>
<p id="EN-US_TOPIC_0030713184__p1697961514418">The boot mode must be the same as that in the image file. You need to confirm which boot mode is used in the image file. After you select the correct boot mode, the boot mode will be configured for the image at the background. Select the right boot mode, or ECSs created using the image will not be able to boot up.</p>
</td>
</tr>
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</tr>
<tr id="EN-US_TOPIC_0030713184__row186599521354"><td class="cellrowborder" valign="top" width="25.91%" headers="mcps1.3.2.2.2.2.1.2.3.2.3.1.1 "><p id="EN-US_TOPIC_0030713184__p5659125219510">System Disk (GB)</p>
</td>
<td class="cellrowborder" valign="top" width="74.09%" headers="mcps1.3.2.2.2.2.1.2.3.2.3.1.2 "><p id="EN-US_TOPIC_0030713184__p165912527520">The system disk capacity (value range: 40 GB to 1024 GB). Ensure that this value is at least equal to the system disk size in the image file.</p>
<div class="note" id="EN-US_TOPIC_0030713184__note106387506495"><span class="notetitle"> NOTE: </span><div class="notebody"><p id="EN-US_TOPIC_0030713184__p263819508495">If the uploaded VHD image is generated using qemu-img or similar tools, check the system disk size based on <a href="en-us_topic_0058841396.html">What Do I Do If the System Disk Size in a VHD Image File Exceeds the One I Have Specified on the Management Console When I Use This File to Register a Private Image?</a></p>
<td class="cellrowborder" valign="top" width="74.09%" headers="mcps1.3.2.2.2.2.1.2.3.2.3.1.2 "><p id="EN-US_TOPIC_0030713184__p165912527520">The system disk capacity (value range: 40 GB to 1024 GB). Ensure that this value is at least equal to the system disk capacity in the image file.</p>
<div class="note" id="EN-US_TOPIC_0030713184__note106387506495"><span class="notetitle"> NOTE: </span><div class="notebody"><p id="EN-US_TOPIC_0030713184__p263819508495">If the uploaded VHD image is generated using qemu-img or similar tools, check the system disk capacity based on <a href="en-us_topic_0058841396.html">What Do I Do If the System Disk Capacity in a VHD Image File Exceeds the One I Have Specified on the Management Console When I Use This File to Register a Private Image?</a></p>
</div></div>
</td>
</tr>
<tr id="EN-US_TOPIC_0030713184__row377757316"><td class="cellrowborder" valign="top" width="25.91%" headers="mcps1.3.2.2.2.2.1.2.3.2.3.1.1 "><p id="EN-US_TOPIC_0030713184__p67771871416">Data Disk (GB)</p>
</td>
<td class="cellrowborder" valign="top" width="74.09%" headers="mcps1.3.2.2.2.2.1.2.3.2.3.1.2 "><p id="EN-US_TOPIC_0030713184__p1120437113116">You can also add data disks to the image. You need to obtain an image file containing data disks in advance. This function is used to migrate VMs and data disks from other platforms to the current platform.</p>
<p id="EN-US_TOPIC_0030713184__p1177707712">To add data disks, click <span><img id="EN-US_TOPIC_0030713184__image284851124216" src="en-us_image_0000001211409095.png"></span>, set the data disk size, and click <strong id="EN-US_TOPIC_0030713184__b5998152055116">Select Image File</strong>. In the displayed dialog box, select the target bucket and then the target image file containing the data disk.</p>
<p id="EN-US_TOPIC_0030713184__p1177707712">To add data disks, click <span><img id="EN-US_TOPIC_0030713184__image284851124216" src="en-us_image_0000001211409095.png"></span>, set the data disk capacity, and click <strong id="EN-US_TOPIC_0030713184__b1238310554354">Select Image File</strong>. In the displayed dialog box, select the target bucket and then the target image file containing the data disk.</p>
<p id="EN-US_TOPIC_0030713184__p2055712561176">A maximum of three data disks can be added.</p>
</td>
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<h1 class="topictitle1">What Do I Do If a Windows Image File Is Not Pre-Configured When I Use It to Register a Private Image?</h1>
<div id="body8662426"><p id="EN-US_TOPIC_0030713185__p8060118">If an image file is not configured as instructed in <a href="en-us_topic_0030713189.html#EN-US_TOPIC_0030713189__table85212269215">Table 1</a> before it is exported from the original platform, configure it by referring to <a href="#EN-US_TOPIC_0030713185__fig18196115421120">Figure 1</a>.</p>
<div class="caution" id="EN-US_TOPIC_0030713185__note131512594137"><span class="cautiontitle"><img src="public_sys-resources/caution_3.0-en-us.png"> </span><div class="cautionbody"><p id="EN-US_TOPIC_0030713185__p191511591138">The proper running of <span id="EN-US_TOPIC_0030713185__text19526151820208">ECS</span><span id="EN-US_TOPIC_0030713185__text15527318102012"></span>s depends on the KVM Guest OS driver (UVP VMTools), without which the performance of <span id="EN-US_TOPIC_0030713185__text0527181872017">ECS</span><span id="EN-US_TOPIC_0030713185__text152718183204"></span>s will be affected and some functions will be unavailable. Ensure that the driver installation has been completed for the image file before it is exported from the original platform. Otherwise, the <span id="EN-US_TOPIC_0030713185__text714515314911">ECS</span><span id="EN-US_TOPIC_0030713185__text191452530911"></span>s created from the image will fail to start.</p>
<div class="caution" id="EN-US_TOPIC_0030713185__note131512594137"><span class="cautiontitle"><img src="public_sys-resources/caution_3.0-en-us.png"> </span><div class="cautionbody"><p id="EN-US_TOPIC_0030713185__p191511591138">The proper running of <span id="EN-US_TOPIC_0030713185__text1216134516133">ECS</span><span id="EN-US_TOPIC_0030713185__text8161645161315"></span>s depends on the KVM Guest OS driver (UVP VMTools), without which the performance of <span id="EN-US_TOPIC_0030713185__text316114513137">ECS</span><span id="EN-US_TOPIC_0030713185__text31611545161311"></span>s will be affected and some functions will be unavailable. Ensure that the driver installation has been completed for the image file before it is exported from the original platform. Otherwise, the <span id="EN-US_TOPIC_0030713185__text714515314911">ECS</span><span id="EN-US_TOPIC_0030713185__text191452530911"></span>s created from the image will fail to start.</p>
<p id="EN-US_TOPIC_0030713185__p131615336254">For details about how to install UVP VMTools, see <a href="en-us_topic_0037352061.html">Installing UVP VMTools</a>.</p>
</div></div>
@ -11,16 +11,16 @@
</div>
<div class="section" id="EN-US_TOPIC_0030713185__section4198749842"><a name="EN-US_TOPIC_0030713185__section4198749842"></a><a name="section4198749842"></a><h4 class="sectiontitle">Step 2 Register the Image File as a Private Image</h4><p id="EN-US_TOPIC_0030713185__p1131194112413">On the management console, select the uploaded image file and register it as a private image. For details, see <a href="en-us_topic_0030713184.html">Registering an External Image File as a Private Image</a>.</p>
</div>
<div class="section" id="EN-US_TOPIC_0030713185__en-us_topic_0029124475_s3524cdcb025c4c3aa892d8c644fc677e"><a name="EN-US_TOPIC_0030713185__en-us_topic_0029124475_s3524cdcb025c4c3aa892d8c644fc677e"></a><a name="en-us_topic_0029124475_s3524cdcb025c4c3aa892d8c644fc677e"></a><h4 class="sectiontitle">Step 3: Create an <span id="EN-US_TOPIC_0030713185__text1124810234421">ECS</span><span id="EN-US_TOPIC_0030713185__text1029002510427"></span></h4><ol id="EN-US_TOPIC_0030713185__en-us_topic_0029124475_ocac18db96ea749389f6ed625d67915e6"><li id="EN-US_TOPIC_0030713185__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0030713185__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0030713185__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0030713185__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0030713185__en-us_topic_0030713149_b97431281942">Computing</strong>, click <strong id="EN-US_TOPIC_0030713185__en-us_topic_0030713149_b11983555144611">Image Management Service</strong>.<p id="EN-US_TOPIC_0030713185__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
<div class="section" id="EN-US_TOPIC_0030713185__en-us_topic_0029124475_s3524cdcb025c4c3aa892d8c644fc677e"><a name="EN-US_TOPIC_0030713185__en-us_topic_0029124475_s3524cdcb025c4c3aa892d8c644fc677e"></a><a name="en-us_topic_0029124475_s3524cdcb025c4c3aa892d8c644fc677e"></a><h4 class="sectiontitle">Step 3: Create an <span id="EN-US_TOPIC_0030713185__text1124810234421">ECS</span><span id="EN-US_TOPIC_0030713185__text1029002510427"></span></h4><ol id="EN-US_TOPIC_0030713185__en-us_topic_0029124475_ocac18db96ea749389f6ed625d67915e6"><li id="EN-US_TOPIC_0030713185__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0030713185__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0030713185__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0030713185__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0030713185__en-us_topic_0030713149_b106091520521">Computing</strong>, click <strong id="EN-US_TOPIC_0030713185__en-us_topic_0030713149_b11610185145214">Image Management Service</strong>.<p id="EN-US_TOPIC_0030713185__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
</li></ol>
</li><li id="EN-US_TOPIC_0030713185__en-us_topic_0029124475_lf3252f40791b4a58967ddb7c4f3e1e31">Click the <strong id="EN-US_TOPIC_0030713185__b735829114818">Private Images</strong> tab.</li><li id="EN-US_TOPIC_0030713185__en-us_topic_0029124475_l353dc36fe01847c28fba6dc8f86073df">Locate the row that contains the private image and click <strong id="EN-US_TOPIC_0030713185__b93685883217">Apply for Server</strong><strong id="EN-US_TOPIC_0030713185__b336358113218"></strong><strong id="EN-US_TOPIC_0030713185__b1837145814326"></strong> in the <strong id="EN-US_TOPIC_0030713185__b13371058123215">Operation</strong> column.</li><li id="EN-US_TOPIC_0030713185__en-us_topic_0029124475_li6823526175111">Set parameters as promoted to create an <span id="EN-US_TOPIC_0030713185__text113505431192"></span><span id="EN-US_TOPIC_0030713185__text53502431093">ECS</span>. Pay attention to the following:<ul id="EN-US_TOPIC_0030713185__ul17722450191817"><li id="EN-US_TOPIC_0030713185__li15722115015185">Bind an EIP to the <span id="EN-US_TOPIC_0030713185__text1213252251017"></span><span id="EN-US_TOPIC_0030713185__text2132202211019">ECS</span> so that you can upload installation packages to the <span id="EN-US_TOPIC_0030713185__text8755152615106"></span><span id="EN-US_TOPIC_0030713185__text1975552612107">ECS</span> or download installation packages from the <span id="EN-US_TOPIC_0030713185__text54884583811"></span><span id="EN-US_TOPIC_0030713185__text1549212581686">ECS</span>.</li><li id="EN-US_TOPIC_0030713185__li546572375717">You must add inbound rules for security groups of the <span id="EN-US_TOPIC_0030713185__text5621133210265"></span><span id="EN-US_TOPIC_0030713185__text1162113212261">ECS</span> to ensure that the <span id="EN-US_TOPIC_0030713185__text543254492"></span><span id="EN-US_TOPIC_0030713185__text184518545911">ECS</span> can be accessed.</li><li id="EN-US_TOPIC_0030713185__li4722175091812">If the image file has Cloudbase-Init installed, set a password and log in to the <span id="EN-US_TOPIC_0030713185__text8160151818179"></span><span id="EN-US_TOPIC_0030713185__text71601818181716">ECS</span> using the password as prompted. If Cloudbase-Init is not installed, use the password or certificate contained in the image file to log in the ECS.</li></ul>
<p id="EN-US_TOPIC_0030713185__p1452914376569">For details, see <em id="EN-US_TOPIC_0030713185__i1027916591901">Elastic Cloud Server User Guide</em>.</p>
</li><li id="EN-US_TOPIC_0030713185__li4732601022">Perform the following steps to check whether the private image has been pre-configured:<ol type="a" id="EN-US_TOPIC_0030713185__ol192333341905"><li id="EN-US_TOPIC_0030713185__li92101214447">Check whether the <span id="EN-US_TOPIC_0030713185__text1482154264411"></span><span id="EN-US_TOPIC_0030713185__text8821842184412">ECS</span> can be successfully started. If the start succeeds, a Guest OS driver has been installed for the image file on the original platform or the driver has been automatically installed for the private image on the cloud platform. If the start failed, install a Guest OS driver for the image file on the original platform and start from <a href="#EN-US_TOPIC_0030713185__section1049514242043">Step 1: Upload the Image File</a> again.</li><li id="EN-US_TOPIC_0030713185__li38591620153820">Check whether you can log in to the <span id="EN-US_TOPIC_0030713185__text2995531284"></span><span id="EN-US_TOPIC_0030713185__text139925322814">ECS</span> using your configured password or key. If you can, Cloudbase-Init has been installed. If you cannot, use the password or key contained in the image file to log in to the <span id="EN-US_TOPIC_0030713185__text617083015136"></span><span id="EN-US_TOPIC_0030713185__text81761430131313">ECS</span> and install Cloudbase-Init as instructed in <a href="en-us_topic_0030730602.html">Installing and Configuring Cloudbase-Init</a>.</li><li id="EN-US_TOPIC_0030713185__li1723310341004">Check whether NICs are set to DHCP by referring to <a href="#EN-US_TOPIC_0030713185__li19785161610328">2</a> in <a href="#EN-US_TOPIC_0030713185__section1170711344016">Step 4: Configure the ECS</a>.</li><li id="EN-US_TOPIC_0030713185__li1223373418019">Use MSTSC to log in to the <span id="EN-US_TOPIC_0030713185__text155621741123117"></span><span id="EN-US_TOPIC_0030713185__text1556264114314">ECS</span>. If the login is successful, remote desktop connection is enabled on the ECS. If the login fails, enable remote desktop connection by referring to <a href="#EN-US_TOPIC_0030713185__li174414479612">3</a> in <a href="#EN-US_TOPIC_0030713185__section1170711344016">Step 4: Configure the ECS</a>.</li></ol>
</li><li id="EN-US_TOPIC_0030713185__en-us_topic_0029124475_lf3252f40791b4a58967ddb7c4f3e1e31">Click the <strong id="EN-US_TOPIC_0030713185__b735829114818">Private Images</strong> tab.</li><li id="EN-US_TOPIC_0030713185__en-us_topic_0029124475_l353dc36fe01847c28fba6dc8f86073df">Locate the row that contains the private image and click <strong id="EN-US_TOPIC_0030713185__b1790735614175">Apply for Server</strong><strong id="EN-US_TOPIC_0030713185__b159071056131711"></strong><strong id="EN-US_TOPIC_0030713185__b5907165616175"></strong> in the <strong id="EN-US_TOPIC_0030713185__b1990711569178">Operation</strong> column.</li><li id="EN-US_TOPIC_0030713185__en-us_topic_0029124475_li6823526175111">Set parameters as promoted to create an <span id="EN-US_TOPIC_0030713185__text113505431192"></span><span id="EN-US_TOPIC_0030713185__text53502431093">ECS</span>. Pay attention to the following:<ul id="EN-US_TOPIC_0030713185__ul17722450191817"><li id="EN-US_TOPIC_0030713185__li15722115015185">Bind an EIP to the <span id="EN-US_TOPIC_0030713185__text1213252251017"></span><span id="EN-US_TOPIC_0030713185__text2132202211019">ECS</span> so that you can upload installation packages to the <span id="EN-US_TOPIC_0030713185__text8755152615106"></span><span id="EN-US_TOPIC_0030713185__text1975552612107">ECS</span> or download installation packages from the <span id="EN-US_TOPIC_0030713185__text54884583811"></span><span id="EN-US_TOPIC_0030713185__text1549212581686">ECS</span>.</li><li id="EN-US_TOPIC_0030713185__li546572375717">You must add inbound rules for security groups of the <span id="EN-US_TOPIC_0030713185__text5621133210265"></span><span id="EN-US_TOPIC_0030713185__text1162113212261">ECS</span> to ensure that the <span id="EN-US_TOPIC_0030713185__text543254492"></span><span id="EN-US_TOPIC_0030713185__text184518545911">ECS</span> can be accessed.</li><li id="EN-US_TOPIC_0030713185__li4722175091812">If the image file has Cloudbase-Init installed, set a password and log in to the <span id="EN-US_TOPIC_0030713185__text8160151818179"></span><span id="EN-US_TOPIC_0030713185__text71601818181716">ECS</span> using the password as prompted. If Cloudbase-Init is not installed, use the password or certificate contained in the image file to log in the ECS.</li></ul>
<p id="EN-US_TOPIC_0030713185__p1452914376569">For details, see <em id="EN-US_TOPIC_0030713185__i1942215941819">Elastic Cloud Server User Guide</em>.</p>
</li><li id="EN-US_TOPIC_0030713185__li4732601022">Perform the following steps to check whether the private image has been pre-configured:<ol type="a" id="EN-US_TOPIC_0030713185__ol192333341905"><li id="EN-US_TOPIC_0030713185__li92101214447">Check whether the <span id="EN-US_TOPIC_0030713185__text1482154264411"></span><span id="EN-US_TOPIC_0030713185__text8821842184412">ECS</span> can be successfully started. If the start succeeds, a Guest OS driver has been installed for the image file on the original platform or the driver has been automatically installed for the private image on the cloud platform. If the start failed, install a Guest OS driver for the image file on the original platform and start from <a href="#EN-US_TOPIC_0030713185__section1049514242043">Step 1: Upload the Image File</a> again.</li><li id="EN-US_TOPIC_0030713185__li38591620153820">Check whether you can log in to the <span id="EN-US_TOPIC_0030713185__text2995531284"></span><span id="EN-US_TOPIC_0030713185__text139925322814">ECS</span> using your configured password or key. If you can, Cloudbase-Init has been installed. If you cannot, use the password or key contained in the image file to log in to the <span id="EN-US_TOPIC_0030713185__text1251984111189"></span><span id="EN-US_TOPIC_0030713185__text18519204119186">ECS</span> and install Cloudbase-Init as instructed in <a href="en-us_topic_0030730602.html">Installing and Configuring Cloudbase-Init</a>.</li><li id="EN-US_TOPIC_0030713185__li1723310341004">Check whether NICs are set to DHCP by referring to <a href="#EN-US_TOPIC_0030713185__li19785161610328">2</a> in <a href="#EN-US_TOPIC_0030713185__section1170711344016">Step 4: Configure the ECS</a>.</li><li id="EN-US_TOPIC_0030713185__li1223373418019">Use MSTSC to log in to the <span id="EN-US_TOPIC_0030713185__text155621741123117"></span><span id="EN-US_TOPIC_0030713185__text1556264114314">ECS</span>. If the login is successful, remote desktop connection is enabled on the ECS. If the login fails, enable remote desktop connection by referring to <a href="#EN-US_TOPIC_0030713185__li174414479612">3</a> in <a href="#EN-US_TOPIC_0030713185__section1170711344016">Step 4: Configure the ECS</a>.</li></ol>
<p id="EN-US_TOPIC_0030713185__p1641314379312">If the ECS meets the preceding requirements, the private image has been pre-configured. Skip <a href="#EN-US_TOPIC_0030713185__section1170711344016">Step 4: Configure the ECS</a> and <a href="#EN-US_TOPIC_0030713185__section10407615356">Step 5: Create a Private Image from the ECS</a>.</p>
</li></ol>
</div>
<div class="section" id="EN-US_TOPIC_0030713185__section1170711344016"><a name="EN-US_TOPIC_0030713185__section1170711344016"></a><a name="section1170711344016"></a><h4 class="sectiontitle">Step 4: Configure the <span id="EN-US_TOPIC_0030713185__text06853481407">ECS</span><span id="EN-US_TOPIC_0030713185__text2562350704"></span></h4><p id="EN-US_TOPIC_0030713185__p11914533010">Remotely log in to the <span id="EN-US_TOPIC_0030713185__text1048554741914">ECS</span><span id="EN-US_TOPIC_0030713185__text104851747191912"></span> created in <a href="#EN-US_TOPIC_0030713185__en-us_topic_0029124475_s3524cdcb025c4c3aa892d8c644fc677e">Step 3: Create an ECS</a> to configure it.</p>
<ol id="EN-US_TOPIC_0030713185__ol66681686323"><li id="EN-US_TOPIC_0030713185__li156681811325">Log in to the <span id="EN-US_TOPIC_0030713185__text25361143121611">ECS</span><span id="EN-US_TOPIC_0030713185__text853664361619"></span>.</li><li id="EN-US_TOPIC_0030713185__li19785161610328"><a name="EN-US_TOPIC_0030713185__li19785161610328"></a><a name="li19785161610328"></a>Check whether NICs are set to DHCP. If the <span id="EN-US_TOPIC_0030713185__text985816192144">ECS</span><span id="EN-US_TOPIC_0030713185__text20864141917141"></span> is configured with a static IP address, change its IP address assignment mode to DHCP as instructed in <a href="en-us_topic_0030713152.html">Setting the NIC to DHCP</a>.</li><li id="EN-US_TOPIC_0030713185__li174414479612"><a name="EN-US_TOPIC_0030713185__li174414479612"></a><a name="li174414479612"></a>Enable remote desktop connection for the <span id="EN-US_TOPIC_0030713185__text19377164612141"></span><span id="EN-US_TOPIC_0030713185__text12384124613142">ECS</span> as needed. For details about how to enable this function, see <a href="en-us_topic_0030713155.html">Enabling Remote Desktop Connection</a>.</li><li id="EN-US_TOPIC_0030713185__li1559415091">(Optional) Configure value-added functions.<ul id="EN-US_TOPIC_0030713185__ul1489121651011"><li id="EN-US_TOPIC_0030713185__li8891316151013">Install and configure Cloudbase-Init. For details, see <a href="en-us_topic_0030730602.html">Installing and Configuring Cloudbase-Init</a>.</li><li id="EN-US_TOPIC_0030713185__li2957171851010">Enable NIC multi-queue. For details, see <a href="en-us_topic_0085214115.html">How Do I Enable NIC Multi-Queue for an Image?</a></li></ul>
<ol id="EN-US_TOPIC_0030713185__ol66681686323"><li id="EN-US_TOPIC_0030713185__li156681811325">Log in to the <span id="EN-US_TOPIC_0030713185__text25361143121611">ECS</span><span id="EN-US_TOPIC_0030713185__text853664361619"></span>.</li><li id="EN-US_TOPIC_0030713185__li19785161610328"><a name="EN-US_TOPIC_0030713185__li19785161610328"></a><a name="li19785161610328"></a>Check whether NICs are set to DHCP. If the <span id="EN-US_TOPIC_0030713185__text99913516194">ECS</span><span id="EN-US_TOPIC_0030713185__text499103517197"></span> is configured with a static IP address, change its IP address assignment mode to DHCP as instructed in <a href="en-us_topic_0030713152.html">Setting the NIC to DHCP</a>.</li><li id="EN-US_TOPIC_0030713185__li174414479612"><a name="EN-US_TOPIC_0030713185__li174414479612"></a><a name="li174414479612"></a>Enable remote desktop connection for the <span id="EN-US_TOPIC_0030713185__text11180114172010"></span><span id="EN-US_TOPIC_0030713185__text0180101452016">ECS</span> as needed. For details about how to enable this function, see <a href="en-us_topic_0030713155.html">Enabling Remote Desktop Connection</a>.</li><li id="EN-US_TOPIC_0030713185__li1559415091">(Optional) Configure value-added functions.<ul id="EN-US_TOPIC_0030713185__ul1489121651011"><li id="EN-US_TOPIC_0030713185__li8891316151013">Install and configure Cloudbase-Init. For details, see <a href="en-us_topic_0030730602.html">Installing and Configuring Cloudbase-Init</a>.</li><li id="EN-US_TOPIC_0030713185__li2957171851010">Enable NIC multi-queue. For details, see <a href="en-us_topic_0085214115.html">How Do I Enable NIC Multi-Queue for an Image?</a></li></ul>
</li></ol>
</div>
<div class="section" id="EN-US_TOPIC_0030713185__section10407615356"><a name="EN-US_TOPIC_0030713185__section10407615356"></a><a name="section10407615356"></a><h4 class="sectiontitle">Step 5: Create a Private Image from the <span id="EN-US_TOPIC_0030713185__text117758204317">ECS</span><span id="EN-US_TOPIC_0030713185__text777516201935"></span></h4><p id="EN-US_TOPIC_0030713185__p8169191712515">For details, see <a href="en-us_topic_0030713149.html">Creating a System Disk Image from a Windows ECS</a>.</p>

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<div id="body8662426"><div class="section" id="EN-US_TOPIC_0030713188__section17191143145412"><h4 class="sectiontitle">Scenarios</h4><p id="EN-US_TOPIC_0030713188__p1284593813395">After registering an external image file as a private image on the cloud platform, you can use the image to create <span id="EN-US_TOPIC_0030713188__text114029198386">ECS</span><span id="EN-US_TOPIC_0030713188__text7402141912386"></span>s or change the OSs of existing <span id="EN-US_TOPIC_0030713188__text34031319183817">ECS</span><span id="EN-US_TOPIC_0030713188__text1940381920381"></span>s.</p>
<p id="EN-US_TOPIC_0030713188__p3265125513541">This section describes how to create an <span id="EN-US_TOPIC_0030713188__text176074179576">ECS</span><span id="EN-US_TOPIC_0030713188__text196074178572"></span> from an image.</p>
</div>
<div class="section" id="EN-US_TOPIC_0030713188__section328511235510"><h4 class="sectiontitle">Procedure</h4><p id="EN-US_TOPIC_0030713188__p19463134615546">Create an <span id="EN-US_TOPIC_0030713188__text1092619568583">ECS</span><span id="EN-US_TOPIC_0030713188__text13926165617588"></span> by referring to <a href="en-us_topic_0030713200.html">Creating an ECS from an Image</a>.</p>
<div class="section" id="EN-US_TOPIC_0030713188__section328511235510"><h4 class="sectiontitle">Procedure</h4><p id="EN-US_TOPIC_0030713188__p19463134615546">Create an <span id="EN-US_TOPIC_0030713188__text4213155133619">ECS</span><span id="EN-US_TOPIC_0030713188__text9213115153614"></span> by referring to <a href="en-us_topic_0030713200.html">Creating an ECS from an Image</a>.</p>
<p id="EN-US_TOPIC_0030713188__p122121832182519">Note the following when setting the parameters:</p>
<ul id="EN-US_TOPIC_0030713188__ul12559184912518"><li id="EN-US_TOPIC_0030713188__li1655944910255"><strong id="EN-US_TOPIC_0030713188__b1996212411315">Region</strong>: Select the region where the private image is located.</li><li id="EN-US_TOPIC_0030713188__li48160141818"><strong id="EN-US_TOPIC_0030713188__b575010925216">Specifications</strong>: Select a flavor based on the OS type in the image and the OS versions described in <a href="en-us_topic_0030713142.html">OSs Supported by Different Types of ECSs</a>.</li><li id="EN-US_TOPIC_0030713188__li1436631012617"><strong id="EN-US_TOPIC_0030713188__b132291512173615">Image</strong>: Select <strong id="EN-US_TOPIC_0030713188__b423111124364">Private image</strong> and then the created image from the drop-down list.</li><li id="EN-US_TOPIC_0030713188__li147318333230">(Optional) <strong id="EN-US_TOPIC_0030713188__b088721313915">Data Disk</strong>: Add data disks. These data disks are created from a data disk image generated together with a system disk image. In this way, you can migrate the data of data disks together with system disk data from the VM on the original platform to the current cloud platform.</li></ul>
<ul id="EN-US_TOPIC_0030713188__ul12559184912518"><li id="EN-US_TOPIC_0030713188__li1655944910255"><strong id="EN-US_TOPIC_0030713188__b1996212411315">Region</strong>: Select the region where the private image is located.</li><li id="EN-US_TOPIC_0030713188__li48160141818"><strong id="EN-US_TOPIC_0030713188__b136313963717">Specifications</strong>: Select a flavor based on the OS type in the image and the OS versions described in <a href="en-us_topic_0030713142.html">OSs Supported by Different Types of ECSs</a>.</li><li id="EN-US_TOPIC_0030713188__li1436631012617"><strong id="EN-US_TOPIC_0030713188__b132291512173615">Image</strong>: Select <strong id="EN-US_TOPIC_0030713188__b423111124364">Private image</strong> and then the created image from the drop-down list.</li><li id="EN-US_TOPIC_0030713188__li147318333230">(Optional) <strong id="EN-US_TOPIC_0030713188__b088721313915">Data Disk</strong>: Add data disks. These data disks are created from a data disk image generated together with a system disk image. In this way, you can migrate the data of data disks together with system disk data from the VM on the original platform to the current cloud platform.</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0030713188__section896904311141"><h4 class="sectiontitle">Follow-up Procedure</h4><p id="EN-US_TOPIC_0030713188__p776516491011">After a system disk image is created, you can use it to change the OS of an ECS.</p>
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<h1 class="topictitle1">Preparing an Image File</h1>
<div id="body8662426"><p id="EN-US_TOPIC_0030713189__p165927111334">You need to prepare an image file that meets the platform requirements.</p>
<div class="note" id="EN-US_TOPIC_0030713189__note1779091211310"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><ul id="EN-US_TOPIC_0030713189__ul5774174054415"><li id="EN-US_TOPIC_0030713189__li197741840164413">You are advised to complete the network, tool, and driver configurations in <a href="#EN-US_TOPIC_0030713189__table85212269215">Table 1</a> on the source VM and then export the image file. You can also complete the configurations on the created <span id="EN-US_TOPIC_0030713189__text0935141322616">ECS</span><span id="EN-US_TOPIC_0030713189__text189352013202611"></span>s. For details, see <a href="en-us_topic_0030713185.html">What Do I Do If a Windows Image File Is Not Pre-Configured When I Use It to Register a Private Image?</a></li><li id="EN-US_TOPIC_0030713189__li477444064410">Currently, a large image file (maximum: 1 TB) can be imported only in RAW or ZVHD2 format. In addition to the requirements described in <a href="#EN-US_TOPIC_0030713189__table85212269215">Table 1</a>, a bitmap file needs to be generated for each RAW image file. The bitmap file is uploaded together with the image file. For details, see <a href="en-us_topic_0030713151.html">Quickly Importing an Image File</a>.</li></ul>
<div class="note" id="EN-US_TOPIC_0030713189__note1779091211310"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><ul id="EN-US_TOPIC_0030713189__ul5774174054415"><li id="EN-US_TOPIC_0030713189__li197741840164413">You are advised to complete the network, tool, and driver configurations in <a href="#EN-US_TOPIC_0030713189__table85212269215">Table 1</a> on the source VM and then export the image file. You can also complete the configurations on the created <span id="EN-US_TOPIC_0030713189__text6321151635920">ECS</span><span id="EN-US_TOPIC_0030713189__text932141617592"></span>s. For details, see <a href="en-us_topic_0030713185.html">What Do I Do If a Windows Image File Is Not Pre-Configured When I Use It to Register a Private Image?</a></li><li id="EN-US_TOPIC_0030713189__li477444064410">Currently, a large image file (maximum: 1 TB) can be imported only in RAW or ZVHD2 format. In addition to the requirements described in <a href="#EN-US_TOPIC_0030713189__table85212269215">Table 1</a>, a bitmap file needs to be generated for each RAW image file. The bitmap file is uploaded together with the image file. For details, see <a href="en-us_topic_0030713151.html">Quickly Importing an Image File</a>.</li></ul>
</div></div>
<div class="tablenoborder"><a name="EN-US_TOPIC_0030713189__table85212269215"></a><a name="table85212269215"></a><table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0030713189__table85212269215" frame="border" border="1" rules="all"><caption><b>Table 1 </b>Windows image file requirements</caption><thead align="left"><tr id="EN-US_TOPIC_0030713189__row853426172112"><th align="left" class="cellrowborder" valign="top" width="23.51%" id="mcps1.3.3.2.3.1.1"><p id="EN-US_TOPIC_0030713189__p12530269215">Image File Property</p>
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</tr>
<tr id="EN-US_TOPIC_0030713189__row1661924212312"><td class="cellrowborder" valign="top" width="23.51%" headers="mcps1.3.3.2.3.1.1 "><p id="EN-US_TOPIC_0030713189__p196201042152313">Other requirements</p>
</td>
<td class="cellrowborder" valign="top" width="76.49000000000001%" headers="mcps1.3.3.2.3.1.2 "><ul id="EN-US_TOPIC_0030713189__ul3863205042313"><li id="EN-US_TOPIC_0030713189__li1486465072314">Currently, images with data disks cannot be created. The image file must contain only the system disk, and the system disk size must be between 1 GB and 1 TB.</li><li id="EN-US_TOPIC_0030713189__li2703162982418">The initial password in the image file must contain uppercase letters, lowercase letters, digits, and special characters (!@$%^-_=+[{}]:,./?).</li><li id="EN-US_TOPIC_0030713189__li17468142314513">The boot partition and system partition must be on the same disk.</li><li id="EN-US_TOPIC_0030713189__li677715461401">For an external image file, you need a tenant administrator account and password combination.</li><li id="EN-US_TOPIC_0030713189__li8883533111317">Generally, the boot mode is BIOS in an image. Some OS images support the UEFI boot mode. For details, see <a href="en-us_topic_0170853315.html">OSs Supporting UEFI Boot Mode</a>.</li><li id="EN-US_TOPIC_0030713189__li1749412319139">The image file cannot be encrypted, or ECSs created from the registered image may not work properly.</li></ul>
<td class="cellrowborder" valign="top" width="76.49000000000001%" headers="mcps1.3.3.2.3.1.2 "><ul id="EN-US_TOPIC_0030713189__ul3863205042313"><li id="EN-US_TOPIC_0030713189__li1486465072314">Currently, images with data disks cannot be created. The image file must contain only the system disk, and the system disk capacity must be between 1 GB and 1 TB.</li><li id="EN-US_TOPIC_0030713189__li2703162982418">The initial password in the image file must contain uppercase letters, lowercase letters, digits, and special characters (!@$%^-_=+[{}]:,./?).</li><li id="EN-US_TOPIC_0030713189__li17468142314513">The boot partition and system partition must be on the same disk.</li><li id="EN-US_TOPIC_0030713189__li677715461401">For an external image file, you need a tenant administrator account and password combination.</li><li id="EN-US_TOPIC_0030713189__li8883533111317">Generally, the boot mode is BIOS in an image. Some OS images support the UEFI boot mode. For details, see <a href="en-us_topic_0170853315.html">OSs Supporting UEFI Boot Mode</a>.</li><li id="EN-US_TOPIC_0030713189__li1749412319139">The image file cannot be encrypted, or ECSs created from the registered image may not work properly.</li></ul>
</td>
</tr>
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<a name="EN-US_TOPIC_0030713192"></a><a name="EN-US_TOPIC_0030713192"></a>
<h1 class="topictitle1">Uploading an External Image File</h1>
<div id="body8662426"><p id="EN-US_TOPIC_0030713192__p1844862732815">You are advised to use OBS Browser to upload external image files to OBS buckets. For details, see <em id="EN-US_TOPIC_0030713192__en-us_topic_0030713183_i142304161839">Object Storage Service User Guide</em>.</p>
<div id="body8662426"><p id="EN-US_TOPIC_0030713192__p1844862732815">You are advised to use OBS Browser to upload external image files to OBS buckets. For details, see <em id="EN-US_TOPIC_0030713192__en-us_topic_0030713183_i64231755141819">Object Storage Service User Guide</em>.</p>
<div class="note" id="EN-US_TOPIC_0030713192__note31130258216"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><ul id="EN-US_TOPIC_0030713192__en-us_topic_0030713183_ul18181143165614"><li id="EN-US_TOPIC_0030713192__en-us_topic_0030713183_li84801286140">The bucket file and the image to be registered must belong to the same region.</li><li id="EN-US_TOPIC_0030713192__en-us_topic_0030713183_li38181643175620">Only unencrypted external image files or those encrypted using SSE-KMS can be uploaded to the OBS bucket.</li><li id="EN-US_TOPIC_0030713192__en-us_topic_0030713183_li18818143125613">The storage class of the OBS bucket must be <span class="keyword" id="EN-US_TOPIC_0030713192__en-us_topic_0030713183_keyword179411015144114">Standard</span>.</li><li id="EN-US_TOPIC_0030713192__en-us_topic_0030713183_li155620244258">If you want to create a data disk image along with the system disk image, you also need to upload an image file containing data disks to the OBS bucket. You can create one system disk image and no more than three data disk images.</li></ul>
</div></div>
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<h1 class="topictitle1">Registering an External Image File as a Private Image</h1>
<div id="body8662426"><div class="section" id="EN-US_TOPIC_0030713193__section783119577294"><h4 class="sectiontitle">Scenarios</h4><p id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_p26243213576">Register an image file uploaded to the OBS bucket as a private image.</p>
</div>
<div class="section" id="EN-US_TOPIC_0030713193__section7975113214169"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_ol878751142012"><li id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_li5402522122014"><span>Access the IMS console.</span><p><ol type="a" id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_en-us_topic_0030713149_b97431281942">Computing</strong>, click <strong id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_en-us_topic_0030713149_b11983555144611">Image Management Service</strong>.<p id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
<div class="section" id="EN-US_TOPIC_0030713193__section7975113214169"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_ol878751142012"><li id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_li5402522122014"><span>Access the IMS console.</span><p><ol type="a" id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_en-us_topic_0030713149_b106091520521">Computing</strong>, click <strong id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_en-us_topic_0030713149_b11610185145214">Image Management Service</strong>.<p id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
</li></ol>
</p></li><li id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_li7975182411224"><span>Register an external image file as a private image.</span><p><ol type="a" id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_ol07164319920"><li id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_li1765321177">Click <strong id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_b1785017345">Create Image</strong> in the upper right corner.</li><li id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_li167871411102015">Set image parameters.<p id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_p49333299274"><a name="EN-US_TOPIC_0030713193__en-us_topic_0030713184_li167871411102015"></a><a name="en-us_topic_0030713184_li167871411102015"></a><a href="#EN-US_TOPIC_0030713193__en-us_topic_0030713184_table050019474117">Table 1</a> and <a href="#EN-US_TOPIC_0030713193__en-us_topic_0030713184_table6978715749">Table 2</a> list the parameters in the <strong id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_b1141551811524">Image Type and Source</strong> and <strong id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_b1441512188521">Image Information</strong> areas, respectively.</p>
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</tr>
<tr id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_row1797901516417"><td class="cellrowborder" valign="top" width="25.91%" headers="mcps1.3.2.2.2.2.1.2.3.2.3.1.1 "><p id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_p297919150413">Boot Mode</p>
</td>
<td class="cellrowborder" valign="top" width="74.09%" headers="mcps1.3.2.2.2.2.1.2.3.2.3.1.2 "><p id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_p9438143331114">This parameter is optional. The value can be BIOS or UEFI. For details about the differences between the two, see <a href="en-us_topic_0113533721.html">How Is BIOS Different from UEFI?</a></p>
<p id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_p389711395713">For details about which OSs support UEFI boot, see <a href="en-us_topic_0170853315.html">OSs Supporting UEFI Boot Mode</a></p>
<td class="cellrowborder" valign="top" width="74.09%" headers="mcps1.3.2.2.2.2.1.2.3.2.3.1.2 "><p id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_p9438143331114">This parameter is optional. The value can be <strong id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_b11136930183016">BIOS</strong> or <strong id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_b237483617304">UEFI</strong>. For details about the differences between the two, see <a href="en-us_topic_0113533721.html">How Is BIOS Different from UEFI?</a></p>
<p id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_p389711395713">For details about which OSs support UEFI boot, see <a href="en-us_topic_0170853315.html">OSs Supporting UEFI Boot Mode</a>.</p>
<p id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_p1697961514418">The boot mode must be the same as that in the image file. You need to confirm which boot mode is used in the image file. After you select the correct boot mode, the boot mode will be configured for the image at the background. Select the right boot mode, or ECSs created using the image will not be able to boot up.</p>
</td>
</tr>
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</tr>
<tr id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_row186599521354"><td class="cellrowborder" valign="top" width="25.91%" headers="mcps1.3.2.2.2.2.1.2.3.2.3.1.1 "><p id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_p5659125219510">System Disk (GB)</p>
</td>
<td class="cellrowborder" valign="top" width="74.09%" headers="mcps1.3.2.2.2.2.1.2.3.2.3.1.2 "><p id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_p165912527520">The system disk capacity (value range: 40 GB to 1024 GB). Ensure that this value is at least equal to the system disk size in the image file.</p>
<div class="note" id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_note106387506495"><span class="notetitle"> NOTE: </span><div class="notebody"><p id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_p263819508495">If the uploaded VHD image is generated using qemu-img or similar tools, check the system disk size based on <a href="en-us_topic_0058841396.html">What Do I Do If the System Disk Size in a VHD Image File Exceeds the One I Have Specified on the Management Console When I Use This File to Register a Private Image?</a></p>
<td class="cellrowborder" valign="top" width="74.09%" headers="mcps1.3.2.2.2.2.1.2.3.2.3.1.2 "><p id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_p165912527520">The system disk capacity (value range: 40 GB to 1024 GB). Ensure that this value is at least equal to the system disk capacity in the image file.</p>
<div class="note" id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_note106387506495"><span class="notetitle"> NOTE: </span><div class="notebody"><p id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_p263819508495">If the uploaded VHD image is generated using qemu-img or similar tools, check the system disk capacity based on <a href="en-us_topic_0058841396.html">What Do I Do If the System Disk Capacity in a VHD Image File Exceeds the One I Have Specified on the Management Console When I Use This File to Register a Private Image?</a></p>
</div></div>
</td>
</tr>
<tr id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_row377757316"><td class="cellrowborder" valign="top" width="25.91%" headers="mcps1.3.2.2.2.2.1.2.3.2.3.1.1 "><p id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_p67771871416">Data Disk (GB)</p>
</td>
<td class="cellrowborder" valign="top" width="74.09%" headers="mcps1.3.2.2.2.2.1.2.3.2.3.1.2 "><p id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_p1120437113116">You can also add data disks to the image. You need to obtain an image file containing data disks in advance. This function is used to migrate VMs and data disks from other platforms to the current platform.</p>
<p id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_p1177707712">To add data disks, click <span><img id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_image284851124216" src="en-us_image_0000001211409095.png"></span>, set the data disk size, and click <strong id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_b5998152055116">Select Image File</strong>. In the displayed dialog box, select the target bucket and then the target image file containing the data disk.</p>
<p id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_p1177707712">To add data disks, click <span><img id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_image284851124216" src="en-us_image_0000001211409095.png"></span>, set the data disk capacity, and click <strong id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_b1238310554354">Select Image File</strong>. In the displayed dialog box, select the target bucket and then the target image file containing the data disk.</p>
<p id="EN-US_TOPIC_0030713193__en-us_topic_0030713184_p2055712561176">A maximum of three data disks can be added.</p>
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</li>
<li class="ulchildlink"><strong><a href="en-us_topic_0118990097.html">How Do I Import an OVF or OVA File to the Cloud Platform?</a></strong><br>
</li>
<li class="ulchildlink"><strong><a href="en-us_topic_0030713213.html">What Do I Do If I Configured an Incorrect OS or System Disk Size During Private Image Registration Using an Image File?</a></strong><br>
<li class="ulchildlink"><strong><a href="en-us_topic_0030713213.html">What Do I Do If I Configured an Incorrect OS or System Disk Capacity During Private Image Registration Using an Image File?</a></strong><br>
</li>
<li class="ulchildlink"><strong><a href="en-us_topic_0058841396.html">What Do I Do If the System Disk Size in a VHD Image File Exceeds the One I Have Specified on the Management Console When I Use This File to Register a Private Image?</a></strong><br>
<li class="ulchildlink"><strong><a href="en-us_topic_0058841396.html">What Do I Do If the System Disk Capacity in a VHD Image File Exceeds the One I Have Specified on the Management Console When I Use This File to Register a Private Image?</a></strong><br>
</li>
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<div id="body8662426"><div class="section" id="EN-US_TOPIC_0030713197__section17191143145412"><h4 class="sectiontitle">Scenarios</h4><p id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_p1284593813395">After registering an external image file as a private image on the cloud platform, you can use the image to create <span id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_text114029198386">ECS</span><span id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_text7402141912386"></span>s or change the OSs of existing <span id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_text34031319183817">ECS</span><span id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_text1940381920381"></span>s.</p>
<p id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_p3265125513541">This section describes how to create an <span id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_text176074179576">ECS</span><span id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_text196074178572"></span> from an image.</p>
</div>
<div class="section" id="EN-US_TOPIC_0030713197__section328511235510"><h4 class="sectiontitle">Procedure</h4><p id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_p19463134615546">Create an <span id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_text1092619568583">ECS</span><span id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_text13926165617588"></span> by referring to <a href="en-us_topic_0030713200.html">Creating an ECS from an Image</a>.</p>
<div class="section" id="EN-US_TOPIC_0030713197__section328511235510"><h4 class="sectiontitle">Procedure</h4><p id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_p19463134615546">Create an <span id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_text4213155133619">ECS</span><span id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_text9213115153614"></span> by referring to <a href="en-us_topic_0030713200.html">Creating an ECS from an Image</a>.</p>
<p id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_p122121832182519">Note the following when setting the parameters:</p>
<ul id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_ul12559184912518"><li id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_li1655944910255"><strong id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_b1996212411315">Region</strong>: Select the region where the private image is located.</li><li id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_li48160141818"><strong id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_b575010925216">Specifications</strong>: Select a flavor based on the OS type in the image and the OS versions described in <a href="en-us_topic_0030713142.html">OSs Supported by Different Types of ECSs</a>.</li><li id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_li1436631012617"><strong id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_b132291512173615">Image</strong>: Select <strong id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_b423111124364">Private image</strong> and then the created image from the drop-down list.</li><li id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_li147318333230">(Optional) <strong id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_b088721313915">Data Disk</strong>: Add data disks. These data disks are created from a data disk image generated together with a system disk image. In this way, you can migrate the data of data disks together with system disk data from the VM on the original platform to the current cloud platform.</li></ul>
<ul id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_ul12559184912518"><li id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_li1655944910255"><strong id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_b1996212411315">Region</strong>: Select the region where the private image is located.</li><li id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_li48160141818"><strong id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_b136313963717">Specifications</strong>: Select a flavor based on the OS type in the image and the OS versions described in <a href="en-us_topic_0030713142.html">OSs Supported by Different Types of ECSs</a>.</li><li id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_li1436631012617"><strong id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_b132291512173615">Image</strong>: Select <strong id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_b423111124364">Private image</strong> and then the created image from the drop-down list.</li><li id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_li147318333230">(Optional) <strong id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_b088721313915">Data Disk</strong>: Add data disks. These data disks are created from a data disk image generated together with a system disk image. In this way, you can migrate the data of data disks together with system disk data from the VM on the original platform to the current cloud platform.</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0030713197__section665412021611"><h4 class="sectiontitle">Follow-up Procedure</h4><p id="EN-US_TOPIC_0030713197__en-us_topic_0030713188_p776516491011">After a system disk image is created, you can use it to change the OS of an ECS.</p>
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<h1 class="topictitle1">Preparing an Image File</h1>
<div id="body8662426"><p id="EN-US_TOPIC_0030713198__p165927111334">You need to prepare an image file that meets the platform requirements.</p>
<div class="note" id="EN-US_TOPIC_0030713198__note1779091211310"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><ul id="EN-US_TOPIC_0030713198__ul5774174054415"><li id="EN-US_TOPIC_0030713198__li197741840164413">You are advised to complete the file system, network, and driver configurations in <a href="#EN-US_TOPIC_0030713198__table85212269215">Table 1</a> on the source VM and then export the image file. You can also complete the configurations on the created <span id="EN-US_TOPIC_0030713198__text422124994915">ECS</span><span id="EN-US_TOPIC_0030713198__text162234944918"></span>s. For details, see <a href="en-us_topic_0030713211.html">What Do I Do If a Linux Image File Is Not Pre-Configured When I Use It to Register a Private Image?</a></li><li id="EN-US_TOPIC_0030713198__li477444064410">Currently, a large image file (maximum: 1 TB) can be imported only in RAW or ZVHD2 format. In addition to the requirements described in <a href="#EN-US_TOPIC_0030713198__table85212269215">Table 1</a>, a bitmap file needs to be generated for each RAW image file. The bitmap file is uploaded together with the image file. For details, see <a href="en-us_topic_0030713151.html">Quickly Importing an Image File</a>.</li></ul>
<div class="note" id="EN-US_TOPIC_0030713198__note1779091211310"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><ul id="EN-US_TOPIC_0030713198__ul5774174054415"><li id="EN-US_TOPIC_0030713198__li197741840164413">You are advised to complete the file system, network, and driver configurations in <a href="#EN-US_TOPIC_0030713198__table85212269215">Table 1</a> on the source VM and then export the image file. You can also complete the configurations on the created <span id="EN-US_TOPIC_0030713198__text17348444122211">ECS</span><span id="EN-US_TOPIC_0030713198__text13482442227"></span>s. For details, see <a href="en-us_topic_0030713211.html">What Do I Do If a Linux Image File Is Not Pre-Configured When I Use It to Register a Private Image?</a></li><li id="EN-US_TOPIC_0030713198__li477444064410">Currently, a large image file (maximum: 1 TB) can be imported only in RAW or ZVHD2 format. In addition to the requirements described in <a href="#EN-US_TOPIC_0030713198__table85212269215">Table 1</a>, a bitmap file needs to be generated for each RAW image file. The bitmap file is uploaded together with the image file. For details, see <a href="en-us_topic_0030713151.html">Quickly Importing an Image File</a>.</li></ul>
</div></div>
<div class="tablenoborder"><a name="EN-US_TOPIC_0030713198__table85212269215"></a><a name="table85212269215"></a><table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0030713198__table85212269215" frame="border" border="1" rules="all"><caption><b>Table 1 </b>Linux image file requirements</caption><thead align="left"><tr id="EN-US_TOPIC_0030713198__row853426172112"><th align="left" class="cellrowborder" valign="top" width="23.51%" id="mcps1.3.3.2.3.1.1"><p id="EN-US_TOPIC_0030713198__p12530269215">Image File Property</p>
@ -14,7 +14,7 @@
<tbody><tr id="EN-US_TOPIC_0030713198__row1453162692112"><td class="cellrowborder" valign="top" width="23.51%" headers="mcps1.3.3.2.3.1.1 "><p id="EN-US_TOPIC_0030713198__p1253182672119">OS</p>
</td>
<td class="cellrowborder" valign="top" width="76.49000000000001%" headers="mcps1.3.3.2.3.1.2 "><ul id="EN-US_TOPIC_0030713198__ul889991962516"><li id="EN-US_TOPIC_0030713198__li889917194250">SUSE, Oracle Linux, Red Hat, Ubuntu, openSUSE, CentOS, Debian, Fedora, EulerOS, and NeoKylin</li><li id="EN-US_TOPIC_0030713198__li342216042819">32-bit or 64-bit</li><li id="EN-US_TOPIC_0030713198__li1528894118191">The OS cannot be bound to specific hardware.</li><li id="EN-US_TOPIC_0030713198__li11403359151911">The OS must support full virtualization.</li></ul>
<p id="EN-US_TOPIC_0030713198__p1787815142817">For details about the supported OS versions, see <a href="en-us_topic_0030713143.html">External Image File Formats and Supported OSs</a>. These OSs support automatic configuration. For details, see <a href="en-us_topic_0032307025.html">What Will the System Do to an Image File When I Use the File to Register a Private Image?</a> For other OSs, check and install the VirtIO driver (see <a href="en-us_topic_0000001120952155.html">Installing Native KVM Drivers</a>). On the image registration page, select <strong id="EN-US_TOPIC_0030713198__b19669123111584">Other Linux</strong>. After the image is imported, whether the system is started depends on the driver integrity.</p>
<p id="EN-US_TOPIC_0030713198__p1787815142817">For details about the supported OS versions, see <a href="en-us_topic_0030713143.html">External Image File Formats and Supported OSs</a>. These OSs support automatic configuration. For details, see <a href="en-us_topic_0032307025.html">What Will the System Do to an Image File When I Use the File to Register a Private Image?</a> For other OSs, check and install VirtIO drivers (see <a href="en-us_topic_0000001120952155.html">Installing Native KVM Drivers</a>). On the image registration page, select <strong id="EN-US_TOPIC_0030713198__b4642048132415">Other Linux</strong>. After the image is imported, whether the system is started depends on the driver integrity.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0030713198__row1653182610212"><td class="cellrowborder" valign="top" width="23.51%" headers="mcps1.3.3.2.3.1.1 "><p id="EN-US_TOPIC_0030713198__p4532026152119">Image format</p>
@ -57,7 +57,7 @@
</tr>
<tr id="EN-US_TOPIC_0030713198__row1661924212312"><td class="cellrowborder" valign="top" width="23.51%" headers="mcps1.3.3.2.3.1.1 "><p id="EN-US_TOPIC_0030713198__p196201042152313">Other requirements</p>
</td>
<td class="cellrowborder" valign="top" width="76.49000000000001%" headers="mcps1.3.3.2.3.1.2 "><ul id="EN-US_TOPIC_0030713198__ul3863205042313"><li id="EN-US_TOPIC_0030713198__li1486465072314">Currently, images with data disks cannot be created. The image file must contain only the system disk, and the system disk size must be between 1 GB and 1 TB.</li><li id="EN-US_TOPIC_0030713198__li2703162982418">The initial password in the image file must contain uppercase letters, lowercase letters, digits, and special characters (!@$%^-_=+[{}]:,./?).</li><li id="EN-US_TOPIC_0030713198__li17468142314513">The boot partition and system partition must be on the same disk.</li><li id="EN-US_TOPIC_0030713198__li8883533111317">Generally, the boot mode is BIOS in an image. Some OS images support the UEFI boot mode. For details, see "OSs Supporting UEFI Boot Mode" in <em id="EN-US_TOPIC_0030713198__i126081553182614">Image Service Management User Guide</em>.</li><li id="EN-US_TOPIC_0030713198__li1749412319139">The image file cannot be encrypted, or ECSs created from the registered image may not work properly.</li><li id="EN-US_TOPIC_0030713198__li5494142316135">The <strong id="EN-US_TOPIC_0030713198__b1358135519411">/etc/fstab</strong> file cannot contain automatic mounting information of non-system disks. Otherwise, the login to the created <span id="EN-US_TOPIC_0030713198__text419153562410">ECS</span><span id="EN-US_TOPIC_0030713198__text141912358241"></span> may fail.</li><li id="EN-US_TOPIC_0030713198__li149472371317">If the external image file uses LVM as the system disk, ECSs created from the private image do not support file injection.</li><li id="EN-US_TOPIC_0030713198__li26204551511">If the VM where the external image file is located has been shut down, it must be a graceful shutdown. Otherwise, a blue screen may occur when the <span id="EN-US_TOPIC_0030713198__text17974041924"></span><span id="EN-US_TOPIC_0030713198__text169748419214">ECS</span> created from the private image is started.</li></ul>
<td class="cellrowborder" valign="top" width="76.49000000000001%" headers="mcps1.3.3.2.3.1.2 "><ul id="EN-US_TOPIC_0030713198__ul3863205042313"><li id="EN-US_TOPIC_0030713198__li1486465072314">Currently, images with data disks cannot be created. The image file must contain only the system disk, and the system disk capacity must be between 1 GB and 1 TB.</li><li id="EN-US_TOPIC_0030713198__li2703162982418">The initial password in the image file must contain uppercase letters, lowercase letters, digits, and special characters (!@$%^-_=+[{}]:,./?).</li><li id="EN-US_TOPIC_0030713198__li17468142314513">The boot partition and system partition must be on the same disk.</li><li id="EN-US_TOPIC_0030713198__li8883533111317">Generally, the boot mode is BIOS in an image. Some OS images support the UEFI boot mode. For details, see "OSs Supporting UEFI Boot Mode" in <em id="EN-US_TOPIC_0030713198__i11239818142715">Image Service Management User Guide</em>.</li><li id="EN-US_TOPIC_0030713198__li1749412319139">The image file cannot be encrypted, or ECSs created from the registered image may not work properly.</li><li id="EN-US_TOPIC_0030713198__li5494142316135">The <strong id="EN-US_TOPIC_0030713198__b1358135519411">/etc/fstab</strong> file cannot contain automatic mounting information of non-system disks. Otherwise, the login to the created <span id="EN-US_TOPIC_0030713198__text419153562410">ECS</span><span id="EN-US_TOPIC_0030713198__text141912358241"></span> may fail.</li><li id="EN-US_TOPIC_0030713198__li149472371317">If the external image file uses LVM as the system disk, ECSs created from the private image do not support file injection.</li><li id="EN-US_TOPIC_0030713198__li26204551511">If the VM where the external image file is located has been shut down, it must be a graceful shutdown. Otherwise, a blue screen may occur when the <span id="EN-US_TOPIC_0030713198__text17974041924"></span><span id="EN-US_TOPIC_0030713198__text169748419214">ECS</span> created from the private image is started.</li></ul>
</td>
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<div class="section" id="EN-US_TOPIC_0030713199__section178221843510"><h4 class="sectiontitle">Constraints</h4><ul id="EN-US_TOPIC_0030713199__ul372210561017"><li id="EN-US_TOPIC_0030713199__li187226561013">You can only modify a private image in the <strong id="EN-US_TOPIC_0030713199__b1150503619710">Normal</strong> state.</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0030713199__en-us_topic_0029124501_section3809703103253"><h4 class="sectiontitle">Procedure</h4><p id="EN-US_TOPIC_0030713199__en-us_topic_0029124501_p50557625103330">Use any of the following methods to modify an image:</p>
<div class="p" id="EN-US_TOPIC_0030713199__en-us_topic_0029124501_p358036211119">Method 1:<ol id="EN-US_TOPIC_0030713199__en-us_topic_0029124501_ol16137803103357"><li id="EN-US_TOPIC_0030713199__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_b97431281942">Computing</strong>, click <strong id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_b11983555144611">Image Management Service</strong>.<p id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
<div class="p" id="EN-US_TOPIC_0030713199__en-us_topic_0029124501_p358036211119">Method 1:<ol id="EN-US_TOPIC_0030713199__en-us_topic_0029124501_ol16137803103357"><li id="EN-US_TOPIC_0030713199__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_b106091520521">Computing</strong>, click <strong id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_b11610185145214">Image Management Service</strong>.<p id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
</li></ol>
</li><li id="EN-US_TOPIC_0030713199__en-us_topic_0029124501_li20407780103357">Click the <strong id="EN-US_TOPIC_0030713199__b75041582917">Private Images</strong> tab to display the image list.</li><li id="EN-US_TOPIC_0030713199__en-us_topic_0029124501_li49452298103357">Locate the row that contains the image and click <strong id="EN-US_TOPIC_0030713199__en-us_topic_0029124501_b190128863715220">Modify</strong> in the <strong id="EN-US_TOPIC_0030713199__en-us_topic_0029124501_b5344806415220">Operation</strong> column.</li><li id="EN-US_TOPIC_0030713199__li378927794156">In the <strong id="EN-US_TOPIC_0030713199__b26153861211">Modify Image</strong> dialog box, modify the image.<div class="fignone" id="EN-US_TOPIC_0030713199__fig322121411817"><span class="figcap"><b>Figure 1 </b>Modifying an image</span><br><span><img id="EN-US_TOPIC_0030713199__image2399422292" src="en-us_image_0000001537687701.png" title="Click to enlarge" class="imgResize"></span></div>
</li></ol>
</div>
<div class="p" id="EN-US_TOPIC_0030713199__en-us_topic_0029124501_p2490071811123">Method 2:<ol id="EN-US_TOPIC_0030713199__en-us_topic_0029124501_ol2367218810368"><li id="EN-US_TOPIC_0030713199__li143066565133">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_ol247052213714_1"><li id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_li206531511978_1">Log in to the management console.</li><li id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_li13653181774_1">Under <strong id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_b97431281942_1">Computing</strong>, click <strong id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_b11983555144611_1">Image Management Service</strong>.<p id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_p153671111353_1">The IMS console is displayed.</p>
<div class="p" id="EN-US_TOPIC_0030713199__en-us_topic_0029124501_p2490071811123">Method 2:<ol id="EN-US_TOPIC_0030713199__en-us_topic_0029124501_ol2367218810368"><li id="EN-US_TOPIC_0030713199__li143066565133">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_ol247052213714_1"><li id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_li206531511978_1">Log in to the management console.</li><li id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_li13653181774_1">Under <strong id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_b106091520521_1">Computing</strong>, click <strong id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_b11610185145214_1">Image Management Service</strong>.<p id="EN-US_TOPIC_0030713199__en-us_topic_0030713149_p153671111353_1">The IMS console is displayed.</p>
</li></ol>
</li><li id="EN-US_TOPIC_0030713199__en-us_topic_0029124501_li1004764310368">Click the <strong id="EN-US_TOPIC_0030713199__b541461312107">Private Images</strong> tab to display the image list.</li><li id="EN-US_TOPIC_0030713199__li37999171145741">On the image list, click the name of the target image.</li><li id="EN-US_TOPIC_0030713199__li23556791144955">On the image details page, click <strong id="EN-US_TOPIC_0030713199__b842352706111522">Modify</strong> in the upper right corner. In the <strong id="EN-US_TOPIC_0030713199__b842352706111541">Modify Image</strong> dialog box, modify image attributes.</li></ol>
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<div id="body8662426"><div class="section" id="EN-US_TOPIC_0030713200__en-us_topic_0029124530_section3974322317454"><h4 class="sectiontitle">Scenarios</h4><p id="EN-US_TOPIC_0030713200__en-us_topic_0029124530_p3735460117454">You can use a public, private, or shared image to create an <span id="EN-US_TOPIC_0030713200__text16325174519120">ECS</span><span id="EN-US_TOPIC_0030713200__text02399477127"></span>.</p>
<ul id="EN-US_TOPIC_0030713200__en-us_topic_0029124530_ul64709417454"><li id="EN-US_TOPIC_0030713200__en-us_topic_0029124530_li582384917454">If you use a public image, the created ECS contains an OS and preinstalled public applications. You need to install applications as needed.</li><li id="EN-US_TOPIC_0030713200__en-us_topic_0029124530_li5241464317454">If you use a private or shared image, the created <span id="EN-US_TOPIC_0030713200__text14323185901220">ECS</span><span id="EN-US_TOPIC_0030713200__text032375941219"></span> contains an OS, preinstalled public applications, and a user's personal applications.</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0030713200__en-us_topic_0029124530_section2828301817653"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0030713200__en-us_topic_0029124530_ol10636365154447"><li id="EN-US_TOPIC_0030713200__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0030713200__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0030713200__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0030713200__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0030713200__en-us_topic_0030713149_b97431281942">Computing</strong>, click <strong id="EN-US_TOPIC_0030713200__en-us_topic_0030713149_b11983555144611">Image Management Service</strong>.<p id="EN-US_TOPIC_0030713200__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
<div class="section" id="EN-US_TOPIC_0030713200__en-us_topic_0029124530_section2828301817653"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0030713200__en-us_topic_0029124530_ol10636365154447"><li id="EN-US_TOPIC_0030713200__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0030713200__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0030713200__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0030713200__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0030713200__en-us_topic_0030713149_b106091520521">Computing</strong>, click <strong id="EN-US_TOPIC_0030713200__en-us_topic_0030713149_b11610185145214">Image Management Service</strong>.<p id="EN-US_TOPIC_0030713200__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
</li></ol>
</li><li id="EN-US_TOPIC_0030713200__en-us_topic_0029124530_li513448216247">Click the <strong id="EN-US_TOPIC_0030713200__en-us_topic_0029124530_b298560669455">Public Images</strong>, <strong id="EN-US_TOPIC_0030713200__en-us_topic_0029124530_b2691429455">Private Images</strong>, or <strong id="EN-US_TOPIC_0030713200__b1673851615213">Images Shared with Me</strong> tab to display the image list.</li><li id="EN-US_TOPIC_0030713200__li17375917616">Locate the row that contains your desired image and click <strong id="EN-US_TOPIC_0030713200__b1798222644317"></strong><strong id="EN-US_TOPIC_0030713200__b16983122664310">Apply for Server</strong><strong id="EN-US_TOPIC_0030713200__b14984926144319"></strong> in the <strong id="EN-US_TOPIC_0030713200__b10985112624310">Operation</strong> column.</li><li id="EN-US_TOPIC_0030713200__li33767895121445">For details about how to create an <span id="EN-US_TOPIC_0030713200__text127371522104516">ECS</span><span id="EN-US_TOPIC_0030713200__text073713228453"></span>, see <em id="EN-US_TOPIC_0030713200__i5737422194520">Elastic Cloud Server User Guide</em>.<p id="EN-US_TOPIC_0030713200__p123151055161917">When you use a system disk image to create an <span id="EN-US_TOPIC_0030713200__text685803141411">ECS</span><span id="EN-US_TOPIC_0030713200__text14858183101416"></span>, you can set the <span id="EN-US_TOPIC_0030713200__text4221434111419">ECS</span><span id="EN-US_TOPIC_0030713200__text1422116342143"></span> specifications and system disk type without considering those in the image, but the system disk size can only be larger than that in the image.</p>
</li><li id="EN-US_TOPIC_0030713200__en-us_topic_0029124530_li513448216247">Click the <strong id="EN-US_TOPIC_0030713200__en-us_topic_0029124530_b298560669455">Public Images</strong>, <strong id="EN-US_TOPIC_0030713200__en-us_topic_0029124530_b2691429455">Private Images</strong>, or <strong id="EN-US_TOPIC_0030713200__b1673851615213">Images Shared with Me</strong> tab to display the image list.</li><li id="EN-US_TOPIC_0030713200__li17375917616">Locate the row that contains your desired image and click <strong id="EN-US_TOPIC_0030713200__b1999654616559"></strong><strong id="EN-US_TOPIC_0030713200__b9997546155520">Apply for Server</strong><strong id="EN-US_TOPIC_0030713200__b199981646175515"></strong> in the <strong id="EN-US_TOPIC_0030713200__b399815468556">Operation</strong> column.</li><li id="EN-US_TOPIC_0030713200__li33767895121445">For details about how to create an <span id="EN-US_TOPIC_0030713200__text98391338175614">ECS</span><span id="EN-US_TOPIC_0030713200__text1884063815567"></span>, see <em id="EN-US_TOPIC_0030713200__i984011383568">Elastic Cloud Server User Guide</em>.<p id="EN-US_TOPIC_0030713200__p123151055161917">When you use a system disk image to create an <span id="EN-US_TOPIC_0030713200__text685803141411">ECS</span><span id="EN-US_TOPIC_0030713200__text14858183101416"></span>, you can set the <span id="EN-US_TOPIC_0030713200__text4221434111419">ECS</span><span id="EN-US_TOPIC_0030713200__text1422116342143"></span> specifications and system disk type without considering those in the image, but the system disk capacity can only be larger than that in the image.</p>
<p id="EN-US_TOPIC_0030713200__p1873558202313">When you use a full-ECS image to create an ECS, the system and data disk information defaulted by the image will be automatically displayed. You can increase the capacity of a system disk or data disks, but cannot decrease it.</p>
<div class="note" id="EN-US_TOPIC_0030713200__note14826143142410"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0030713200__p198277316247">If a full-ECS image contains multiple data disks, it takes some time to load and display the disk information.</p>
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<div id="body8662426"><div class="section" id="EN-US_TOPIC_0030713201__section193899835818"><h4 class="sectiontitle">Scenarios</h4><p id="EN-US_TOPIC_0030713201__p14528161735812">You can delete private images that will no longer be used.</p>
<ul id="EN-US_TOPIC_0030713201__ul4418154616514"><li id="EN-US_TOPIC_0030713201__li87271221102511">Deleted private images cannot be retrieved. Perform this operation only when absolutely necessary.</li><li id="EN-US_TOPIC_0030713201__li9816451379">After a private image is deleted, it cannot be used to create ECSs or EVS disks.</li><li id="EN-US_TOPIC_0030713201__li1856824612">After a private image is deleted, ECSs created from the image can still be used and are still billed. However, the OS cannot be reinstalled for the ECSs and ECSs with the same configuration cannot be created.</li><li id="EN-US_TOPIC_0030713201__li01241928175312">Deleting the source image of a replicated image has no effect on the replicated image. Similarly, deleting a replicated image has no effect on its source.</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0030713201__en-us_topic_0029124542_section5858145710388"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0030713201__en-us_topic_0029124542_ol27224213103827"><li id="EN-US_TOPIC_0030713201__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0030713201__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0030713201__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0030713201__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0030713201__en-us_topic_0030713149_b97431281942">Computing</strong>, click <strong id="EN-US_TOPIC_0030713201__en-us_topic_0030713149_b11983555144611">Image Management Service</strong>.<p id="EN-US_TOPIC_0030713201__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
<div class="section" id="EN-US_TOPIC_0030713201__en-us_topic_0029124542_section5858145710388"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0030713201__en-us_topic_0029124542_ol27224213103827"><li id="EN-US_TOPIC_0030713201__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0030713201__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0030713201__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0030713201__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0030713201__en-us_topic_0030713149_b106091520521">Computing</strong>, click <strong id="EN-US_TOPIC_0030713201__en-us_topic_0030713149_b11610185145214">Image Management Service</strong>.<p id="EN-US_TOPIC_0030713201__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
</li></ol>
</li><li id="EN-US_TOPIC_0030713201__en-us_topic_0029124542_li49337093103827">Click the <strong id="EN-US_TOPIC_0030713201__b99151519215">Private Images</strong> tab to display the image list.</li><li id="EN-US_TOPIC_0030713201__en-us_topic_0029124542_li41380655103827">Locate the row that contains the image, choose <strong id="EN-US_TOPIC_0030713201__en-us_topic_0029124542_b190128863715220">More</strong> &gt; <strong id="EN-US_TOPIC_0030713201__b982533018339">Delete</strong> in the <strong id="EN-US_TOPIC_0030713201__en-us_topic_0029124542_b5344806415220">Operation</strong> column.<div class="note" id="EN-US_TOPIC_0030713201__note11582193415231"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0030713201__p14582734102311">To delete multiple images:</p>
<ol type="a" id="EN-US_TOPIC_0030713201__ol1634825715239"><li id="EN-US_TOPIC_0030713201__li11348257182310">Select the images you want to delete in the image list.</li><li id="EN-US_TOPIC_0030713201__li532010216245">Click <strong id="EN-US_TOPIC_0030713201__b84235270611744">Delete</strong> above the image list.</li></ol>
</div></div>
</li><li id="EN-US_TOPIC_0030713201__li7702142552516">(Optional) Select <strong id="EN-US_TOPIC_0030713201__b155319252423"></strong><strong id="EN-US_TOPIC_0030713201__b9541825134219">Delete CSBS backups or cloud server backups of the full-ECS images</strong><strong id="EN-US_TOPIC_0030713201__b8541825164218"></strong>.<p id="EN-US_TOPIC_0030713201__p2212183583611">This parameter is available only when you have selected full-ECS images from the image list.</p>
</li><li id="EN-US_TOPIC_0030713201__li7702142552516">(Optional) Select <strong id="EN-US_TOPIC_0030713201__b1441614509585"></strong><strong id="EN-US_TOPIC_0030713201__b3417135015814">Delete CSBS backups or cloud server backups of the full-ECS images</strong><strong id="EN-US_TOPIC_0030713201__b2041819504589"></strong>.<p id="EN-US_TOPIC_0030713201__p2212183583611">This parameter is available only when you have selected full-ECS images from the image list.</p>
<p id="EN-US_TOPIC_0030713201__p1290092111282">If you select this option, the system will delete CSBS or CBR backups of the full-ECS images. </p>
<div class="note" id="EN-US_TOPIC_0030713201__note33644113913"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0030713201__p41731619163519">If CSBS or CBR backups failed to be deleted, the cause may be that these backups are being created and cannot be deleted. In this case, manually delete them as prompted.</p>
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<h1 class="topictitle1">Can I Change the Image of a Purchased ECS?</h1>
<div id="body8662426"><p id="EN-US_TOPIC_0030713208__p1058194124018">Yes.</p>
<p id="EN-US_TOPIC_0030713208__p9891163316469">If you have selected an incorrect image or your service requirements have changed, you can change the image of your ECS.</p>
<p id="EN-US_TOPIC_0030713208__p15454133774112">You can change the image type (public, private, and shared images) and OS. For details, see "Changing the OS" in <em id="EN-US_TOPIC_0030713208__i10782161293310">Elastic Cloud Server User Guide</em>.</p>
<p id="EN-US_TOPIC_0030713208__p15454133774112">You can change the image type (public, private, and shared images) and OS. For details, see "Changing the OS" in <em id="EN-US_TOPIC_0030713208__i4284182224914">Elastic Cloud Server User Guide</em>.</p>
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<h1 class="topictitle1">Can I Use a Private Image to Create <span id="text4291645124019">ECS</span><span id="text2538121411416"></span>s with Different Hardware Specifications from the ECS Used to Create the Private Image?</h1>
<div id="body8662426"><p id="EN-US_TOPIC_0030713209__p6049132018566">Yes. You can specify the CPU, memory, bandwidth, data disks of the new <span id="EN-US_TOPIC_0030713209__text995121324212">ECS</span><span id="EN-US_TOPIC_0030713209__text208951746184010"></span>s if necessary. You can also specify their system disk size. The value must be smaller than 1024 GB but no less than the system disk size in the image.</p>
<div id="body8662426"><p id="EN-US_TOPIC_0030713209__p6049132018566">Yes. You can specify the CPU, memory, bandwidth, data disks of the new <span id="EN-US_TOPIC_0030713209__text995121324212">ECS</span><span id="EN-US_TOPIC_0030713209__text208951746184010"></span>s if necessary. You can also specify their system disk capacity. The value must be smaller than 1024 GB but no less than the system disk capacity in the image.</p>
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<h1 class="topictitle1">What Do I Do If a Linux Image File Is Not Pre-Configured When I Use It to Register a Private Image?</h1>
<div id="body8662426"><p id="EN-US_TOPIC_0030713211__p8060118">If an image file is not configured as instructed in <a href="en-us_topic_0030713198.html#EN-US_TOPIC_0030713198__table85212269215">Table 1</a> before it is exported from the original platform, configure it by referring to <a href="#EN-US_TOPIC_0030713211__fig18196115421120">Figure 1</a>.</p>
<div class="caution" id="EN-US_TOPIC_0030713211__note131512594137"><span class="cautiontitle"><img src="public_sys-resources/caution_3.0-en-us.png"> </span><div class="cautionbody"><p id="EN-US_TOPIC_0030713211__p191511591138">The proper running of <span id="EN-US_TOPIC_0030713211__text995985131613">ECS</span><span id="EN-US_TOPIC_0030713211__text695916591611"></span>s depends on the KVM driver. If no such a driver is installed, the performance of <span id="EN-US_TOPIC_0030713211__text046792633018">ECS</span><span id="EN-US_TOPIC_0030713211__text1946722618302"></span>s will be affected and some functions will be unavailable. Ensure that the KVM driver has been installed for the image file before it is exported from the original platform. Otherwise, the <span id="EN-US_TOPIC_0030713211__text18898820145517">ECS</span><span id="EN-US_TOPIC_0030713211__text88981420175511"></span>s created from the image will fail to start.</p>
<div class="caution" id="EN-US_TOPIC_0030713211__note131512594137"><span class="cautiontitle"><img src="public_sys-resources/caution_3.0-en-us.png"> </span><div class="cautionbody"><p id="EN-US_TOPIC_0030713211__p191511591138">The proper running of <span id="EN-US_TOPIC_0030713211__text132601842314">ECS</span><span id="EN-US_TOPIC_0030713211__text2326151872319"></span>s depends on the KVM driver. If no such a driver is installed, the performance of <span id="EN-US_TOPIC_0030713211__text8326141819232">ECS</span><span id="EN-US_TOPIC_0030713211__text03270184233"></span>s will be affected and some functions will be unavailable. Ensure that the KVM driver has been installed for the image file before it is exported from the original platform. Otherwise, the <span id="EN-US_TOPIC_0030713211__text18898820145517">ECS</span><span id="EN-US_TOPIC_0030713211__text88981420175511"></span>s created from the image will fail to start.</p>
<p id="EN-US_TOPIC_0030713211__p979661713398">For details, see <a href="en-us_topic_0000001120952155.html">Installing Native KVM Drivers</a>.</p>
</div></div>
<div class="fignone" id="EN-US_TOPIC_0030713211__fig18196115421120"><a name="EN-US_TOPIC_0030713211__fig18196115421120"></a><a name="fig18196115421120"></a><span class="figcap"><b>Figure 1 </b>Image creation process</span><br><span><img id="EN-US_TOPIC_0030713211__en-us_topic_0030713185_image1019785491110" src="en-us_image_0208476701.png" title="Click to enlarge" class="imgResize"></span></div>
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<div class="section" id="EN-US_TOPIC_0030713211__section4198749842"><a name="EN-US_TOPIC_0030713211__section4198749842"></a><a name="section4198749842"></a><h4 class="sectiontitle">Step 2 Register the Image File as a Private Image</h4><p id="EN-US_TOPIC_0030713211__p1131194112413">On the management console, select the uploaded image file and register it as a private image. For details, see <a href="en-us_topic_0030713193.html">Registering an External Image File as a Private Image</a>.</p>
</div>
<div class="section" id="EN-US_TOPIC_0030713211__section1762434871317"><a name="EN-US_TOPIC_0030713211__section1762434871317"></a><a name="section1762434871317"></a><h4 class="sectiontitle">Step 3: Create an <span id="EN-US_TOPIC_0030713211__text245014333521">ECS</span><span id="EN-US_TOPIC_0030713211__text10451203316526"></span></h4><p id="EN-US_TOPIC_0030713211__p1213414262617">Create an <span id="EN-US_TOPIC_0030713211__text1244711367499">ECS</span><span id="EN-US_TOPIC_0030713211__text1244753613496"></span> from the private image.</p>
<ol id="EN-US_TOPIC_0030713211__ol1321010340308"><li id="EN-US_TOPIC_0030713211__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0030713211__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0030713211__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0030713211__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0030713211__en-us_topic_0030713149_b97431281942">Computing</strong>, click <strong id="EN-US_TOPIC_0030713211__en-us_topic_0030713149_b11983555144611">Image Management Service</strong>.<p id="EN-US_TOPIC_0030713211__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
<ol id="EN-US_TOPIC_0030713211__ol1321010340308"><li id="EN-US_TOPIC_0030713211__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0030713211__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0030713211__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0030713211__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0030713211__en-us_topic_0030713149_b106091520521">Computing</strong>, click <strong id="EN-US_TOPIC_0030713211__en-us_topic_0030713149_b11610185145214">Image Management Service</strong>.<p id="EN-US_TOPIC_0030713211__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
</li></ol>
</li><li id="EN-US_TOPIC_0030713211__li18427105011137">Click the <strong id="EN-US_TOPIC_0030713211__b0796114213470">Private Images</strong> tab.</li><li id="EN-US_TOPIC_0030713211__li18620513319">Locate the row that contains the private image and click <strong id="EN-US_TOPIC_0030713211__b14133131815524">Apply for Server</strong><strong id="EN-US_TOPIC_0030713211__b13133101835213"></strong><strong id="EN-US_TOPIC_0030713211__b31330183529"></strong> in the <strong id="EN-US_TOPIC_0030713211__b21331518155210">Operation</strong> column.</li><li id="EN-US_TOPIC_0030713211__li6282124223316">Set parameters as promoted to create an <span id="EN-US_TOPIC_0030713211__text2020710517494">ECS</span><span id="EN-US_TOPIC_0030713211__text94911553124914"></span>. Pay attention to the following:<ul id="EN-US_TOPIC_0030713211__ul101241223815"><li id="EN-US_TOPIC_0030713211__li6125122313114">You must add inbound rules for security groups of the <span id="EN-US_TOPIC_0030713211__text16462733155212"></span><span id="EN-US_TOPIC_0030713211__text144621833125217">ECS</span> to ensure that the <span id="EN-US_TOPIC_0030713211__text546243313524"></span><span id="EN-US_TOPIC_0030713211__text1346243312525">ECS</span> can be accessed.</li><li id="EN-US_TOPIC_0030713211__li151251923912">If Cloud-Init has been installed in the image file, set a login password as prompted. If Cloud-Init is not installed, use the password or certificate contained in the image file to log in.</li></ul>
<p id="EN-US_TOPIC_0030713211__p196142261698">For details, see <em id="EN-US_TOPIC_0030713211__i1468718072515">Elastic Cloud Server User Guide</em>.</p>
</li><li id="EN-US_TOPIC_0030713211__li12747114019333">Perform the following steps to check whether the private image has been pre-configured:<ol type="a" id="EN-US_TOPIC_0030713211__ol9843151111412"><li id="EN-US_TOPIC_0030713211__li1015683820511">Check whether the <span id="EN-US_TOPIC_0030713211__text6326174416514">ECS</span><span id="EN-US_TOPIC_0030713211__text1232664455117"></span> can be successfully started. If the start succeeds, the KVM driver has been installed for the external image file on the original platform or the driver has been automatically installed for the private image on the cloud platform. If the start failed, install the KVM driver as needed for the image file and start from <a href="#EN-US_TOPIC_0030713211__section1049514242043">Step 1: Upload the Image File</a> again.</li><li id="EN-US_TOPIC_0030713211__li87471314161315">Check whether you can log in to the <span id="EN-US_TOPIC_0030713211__text10112224171117">ECS</span><span id="EN-US_TOPIC_0030713211__text151121524131113"></span> using your configured password or key. If you can, Cloud-Init has been installed. If you cannot, use the password or key contained in the image file to log in to the <span id="EN-US_TOPIC_0030713211__text109841146181518">ECS</span><span id="EN-US_TOPIC_0030713211__text699024691514"></span> and install Cloud-Init as instructed in <a href="en-us_topic_0030730603.html">Installing Cloud-Init</a>.</li><li id="EN-US_TOPIC_0030713211__li67801857161417">Check the network configuration by referring to <a href="#EN-US_TOPIC_0030713211__section51410413191">Step 4: Configure the ECS</a>.</li></ol>
</li><li id="EN-US_TOPIC_0030713211__li18427105011137">Click the <strong id="EN-US_TOPIC_0030713211__b0796114213470">Private Images</strong> tab.</li><li id="EN-US_TOPIC_0030713211__li18620513319">Locate the row that contains the private image and click <strong id="EN-US_TOPIC_0030713211__b1978211340258">Apply for Server</strong><strong id="EN-US_TOPIC_0030713211__b137827349254"></strong><strong id="EN-US_TOPIC_0030713211__b1778213341251"></strong> in the <strong id="EN-US_TOPIC_0030713211__b1078319345256">Operation</strong> column.</li><li id="EN-US_TOPIC_0030713211__li6282124223316">Set parameters as promoted to create an <span id="EN-US_TOPIC_0030713211__text2020710517494">ECS</span><span id="EN-US_TOPIC_0030713211__text94911553124914"></span>. Pay attention to the following:<ul id="EN-US_TOPIC_0030713211__ul101241223815"><li id="EN-US_TOPIC_0030713211__li6125122313114">You must add inbound rules for security groups of the <span id="EN-US_TOPIC_0030713211__text16462733155212"></span><span id="EN-US_TOPIC_0030713211__text144621833125217">ECS</span> to ensure that the <span id="EN-US_TOPIC_0030713211__text546243313524"></span><span id="EN-US_TOPIC_0030713211__text1346243312525">ECS</span> can be accessed.</li><li id="EN-US_TOPIC_0030713211__li151251923912">If Cloud-Init has been installed in the image file, set a login password as prompted. If Cloud-Init is not installed, use the password or certificate contained in the image file to log in.</li></ul>
<p id="EN-US_TOPIC_0030713211__p196142261698">For details, see <em id="EN-US_TOPIC_0030713211__i3492154418253">Elastic Cloud Server User Guide</em>.</p>
</li><li id="EN-US_TOPIC_0030713211__li12747114019333">Perform the following steps to check whether the private image has been pre-configured:<ol type="a" id="EN-US_TOPIC_0030713211__ol9843151111412"><li id="EN-US_TOPIC_0030713211__li1015683820511">Check whether the <span id="EN-US_TOPIC_0030713211__text66891042132616">ECS</span><span id="EN-US_TOPIC_0030713211__text2689174215268"></span> can be successfully started. If the start succeeds, the KVM driver has been installed for the external image file on the original platform or the driver has been automatically installed for the private image on the cloud platform. If the start failed, install the KVM driver as needed for the image file and start from <a href="#EN-US_TOPIC_0030713211__section1049514242043">Step 1: Upload the Image File</a> again.</li><li id="EN-US_TOPIC_0030713211__li87471314161315">Check whether you can log in to the <span id="EN-US_TOPIC_0030713211__text10112224171117">ECS</span><span id="EN-US_TOPIC_0030713211__text151121524131113"></span> using your configured password or key. If you can, Cloud-Init has been installed. If you cannot, use the password or key contained in the image file to log in to the <span id="EN-US_TOPIC_0030713211__text17622164252716">ECS</span><span id="EN-US_TOPIC_0030713211__text146221442172719"></span> and install Cloud-Init as instructed in <a href="en-us_topic_0030730603.html">Installing Cloud-Init</a>.</li><li id="EN-US_TOPIC_0030713211__li67801857161417">Check the network configuration by referring to <a href="#EN-US_TOPIC_0030713211__section51410413191">Step 4: Configure the ECS</a>.</li></ol>
<p id="EN-US_TOPIC_0030713211__p132798518174">If the ECS meets the preceding requirements, the private image has been pre-configured. Skip <a href="#EN-US_TOPIC_0030713211__section51410413191">Step 4: Configure the ECS</a> and <a href="#EN-US_TOPIC_0030713211__section18481126192819">Step 5: Create a Private Image from the ECS</a>.</p>
</li></ol>
</div>
<div class="section" id="EN-US_TOPIC_0030713211__section51410413191"><a name="EN-US_TOPIC_0030713211__section51410413191"></a><a name="section51410413191"></a><h4 class="sectiontitle">Step 4: Configure the <span id="EN-US_TOPIC_0030713211__text124745336527">ECS</span><span id="EN-US_TOPIC_0030713211__text124741733125219"></span></h4><p id="EN-US_TOPIC_0030713211__p13431337466">Remotely log in to the <span id="EN-US_TOPIC_0030713211__text1161122015161">ECS</span><span id="EN-US_TOPIC_0030713211__text10161162041618"></span> created in <a href="#EN-US_TOPIC_0030713211__section1762434871317">Step 3: Create an ECS</a> to configure it.</p>
<ol id="EN-US_TOPIC_0030713211__ol66681686323"><li id="EN-US_TOPIC_0030713211__li156681811325">Log in to the <span id="EN-US_TOPIC_0030713211__text17476133195210">ECS</span><span id="EN-US_TOPIC_0030713211__text84762336525"></span>.</li><li id="EN-US_TOPIC_0030713211__li19785161610328">Configure the network.<ul id="EN-US_TOPIC_0030713211__ul36667113519"><li id="EN-US_TOPIC_0030713211__li1366610173514">Run the <strong id="EN-US_TOPIC_0030713211__b6487114513520">ifconfig</strong> command to check whether the private IP address of the <span id="EN-US_TOPIC_0030713211__text12405959151615">ECS</span><span id="EN-US_TOPIC_0030713211__text1340512599160"></span> is the same as that displayed on the console. If they are inconsistent, delete files from the network rule directory as instructed in <a href="en-us_topic_0069904570.html">Deleting Files from the Network Rule Directory</a>.</li><li id="EN-US_TOPIC_0030713211__li205901239153814">Check whether NICs are set to DHCP. If the <span id="EN-US_TOPIC_0030713211__text34851444201614">ECS</span><span id="EN-US_TOPIC_0030713211__text19491154413167"></span> is configured with a static IP address, change its IP address assignment mode to DHCP as instructed in <a href="en-us_topic_0030713176.html">Setting the NIC to DHCP</a>.</li><li id="EN-US_TOPIC_0030713211__li1921137133813">Run the <strong id="EN-US_TOPIC_0030713211__b124511647154416">service sshd status</strong> command to check whether SSH is enabled. If it is disabled, run the <strong id="EN-US_TOPIC_0030713211__b640613924519">service sshd start</strong> command to enable it. Ensure that your firewall (for example, Linux iptables) allows SSH access.</li></ul>
<ol id="EN-US_TOPIC_0030713211__ol66681686323"><li id="EN-US_TOPIC_0030713211__li156681811325">Log in to the <span id="EN-US_TOPIC_0030713211__text17476133195210">ECS</span><span id="EN-US_TOPIC_0030713211__text84762336525"></span>.</li><li id="EN-US_TOPIC_0030713211__li19785161610328">Configure the network.<ul id="EN-US_TOPIC_0030713211__ul36667113519"><li id="EN-US_TOPIC_0030713211__li1366610173514">Run the <strong id="EN-US_TOPIC_0030713211__b6487114513520">ifconfig</strong> command to check whether the private IP address of the <span id="EN-US_TOPIC_0030713211__text12405959151615">ECS</span><span id="EN-US_TOPIC_0030713211__text1340512599160"></span> is the same as that displayed on the console. If they are inconsistent, delete files from the network rule directory as instructed in <a href="en-us_topic_0069904570.html">Deleting Files from the Network Rule Directory</a>.</li><li id="EN-US_TOPIC_0030713211__li205901239153814">Check whether NICs are set to DHCP. If the <span id="EN-US_TOPIC_0030713211__text10605242913">ECS</span><span id="EN-US_TOPIC_0030713211__text1601921294"></span> is configured with a static IP address, change its IP address assignment mode to DHCP as instructed in <a href="en-us_topic_0030713176.html">Setting the NIC to DHCP</a>.</li><li id="EN-US_TOPIC_0030713211__li1921137133813">Run the <strong id="EN-US_TOPIC_0030713211__b124511647154416">service sshd status</strong> command to check whether SSH is enabled. If it is disabled, run the <strong id="EN-US_TOPIC_0030713211__b640613924519">service sshd start</strong> command to enable it. Ensure that your firewall (for example, Linux iptables) allows SSH access.</li></ul>
</li><li id="EN-US_TOPIC_0030713211__li1890241143411">Configure a file system.<ul id="EN-US_TOPIC_0030713211__ul6696172925716"><li id="EN-US_TOPIC_0030713211__li1348116437020">Change the disk identifier in the GRUB configuration file to UUID. For details, see <a href="en-us_topic_0086020895.html">Changing the Disk Identifier in the GRUB Configuration File to UUID</a>.</li><li id="EN-US_TOPIC_0030713211__li14643165555919">Change the disk identifier in the fstab file to UUID. For details, see <a href="en-us_topic_0086024961.html">Changing the Disk Identifier in the fstab File to UUID</a>.</li><li id="EN-US_TOPIC_0030713211__li1695811110210">Clear the automatic attachment information of non-system disks in the <strong id="EN-US_TOPIC_0030713211__b1621592012219">/etc/fstab</strong> file to prevent impacts on subsequent data disk attachment. For details, see <a href="en-us_topic_0030713179.html">Detaching Data Disks from an ECS</a>.</li></ul>
</li><li id="EN-US_TOPIC_0030713211__li1559415091">(Optional) Configure value-added functions.<ul id="EN-US_TOPIC_0030713211__ul1489121651011"><li id="EN-US_TOPIC_0030713211__li8891316151013">Install and configure Cloud-Init. For details, see <a href="en-us_topic_0030730603.html">Installing Cloud-Init</a> and <a href="en-us_topic_0122876047.html">Configuring Cloud-Init</a>.</li><li id="EN-US_TOPIC_0030713211__li2957171851010">Enable NIC multi-queue. For details, see <a href="en-us_topic_0085214115.html">How Do I Enable NIC Multi-Queue for an Image?</a></li></ul>
</li></ol>
</div>
<div class="section" id="EN-US_TOPIC_0030713211__section18481126192819"><a name="EN-US_TOPIC_0030713211__section18481126192819"></a><a name="section18481126192819"></a><h4 class="sectiontitle">Step 5: Create a Private Image from the <span id="EN-US_TOPIC_0030713211__text05165339527">ECS</span><span id="EN-US_TOPIC_0030713211__text95168339522"></span></h4><p id="EN-US_TOPIC_0030713211__p1399262782818">Create a private image from the <span id="EN-US_TOPIC_0030713211__text1352462611">ECS</span><span id="EN-US_TOPIC_0030713211__text13617419266"></span>. For details, see <a href="en-us_topic_0030713180.html">Creating a System Disk Image from a Linux ECS</a>.</p>
<div class="section" id="EN-US_TOPIC_0030713211__section18481126192819"><a name="EN-US_TOPIC_0030713211__section18481126192819"></a><a name="section18481126192819"></a><h4 class="sectiontitle">Step 5: Create a Private Image from the <span id="EN-US_TOPIC_0030713211__text05165339527">ECS</span><span id="EN-US_TOPIC_0030713211__text95168339522"></span></h4><p id="EN-US_TOPIC_0030713211__p1399262782818">Create a private image from the <span id="EN-US_TOPIC_0030713211__text19265329173115">ECS</span><span id="EN-US_TOPIC_0030713211__text19265102915318"></span>. For details, see <a href="en-us_topic_0030713180.html">Creating a System Disk Image from a Linux ECS</a>.</p>
</div>
<div class="section" id="EN-US_TOPIC_0030713211__section1353318394289"><h4 class="sectiontitle">(Optional) Clear the Environment</h4><p id="EN-US_TOPIC_0030713211__p694131216261">After the image registration is complete, delete the image file as well as the intermediate private image and <span id="EN-US_TOPIC_0030713211__text14481541202710">ECS</span><span id="EN-US_TOPIC_0030713211__text448204116279"></span> to prevent them from occupying storage and compute resources.</p>
<ul id="EN-US_TOPIC_0030713211__ul1697482411110"><li id="EN-US_TOPIC_0030713211__li2097413248114">Delete the image registered in <a href="#EN-US_TOPIC_0030713211__section4198749842">Step 2 Register the Image File as a Private Image</a>.</li><li id="EN-US_TOPIC_0030713211__li10967134151116">Delete the <span id="EN-US_TOPIC_0030713211__text19697185210243">ECS</span><span id="EN-US_TOPIC_0030713211__text4698105282415"></span> created in <a href="#EN-US_TOPIC_0030713211__section1762434871317">Step 3: Create an ECS</a>.</li><li id="EN-US_TOPIC_0030713211__li1196385621312">Delete the image file from the OBS bucket.</li></ul>

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<a name="EN-US_TOPIC_0030713213"></a><a name="EN-US_TOPIC_0030713213"></a>
<h1 class="topictitle1">What Do I Do If I Configured an Incorrect OS or System Disk Size During Private Image Registration Using an Image File?</h1>
<div id="body8662426"><p id="EN-US_TOPIC_0030713213__p36071842489">If you selected an incorrect OS, <span id="EN-US_TOPIC_0030713213__text4291645124019">ECS</span><span id="EN-US_TOPIC_0030713213__text208951746184010"></span>s may fail to be created from the private image. If the configured system disk size is less than the one in the image file, image registration will fail.</p>
<h1 class="topictitle1">What Do I Do If I Configured an Incorrect OS or System Disk Capacity During Private Image Registration Using an Image File?</h1>
<div id="body8662426"><p id="EN-US_TOPIC_0030713213__p36071842489">If you selected an incorrect OS, <span id="EN-US_TOPIC_0030713213__text4291645124019">ECS</span><span id="EN-US_TOPIC_0030713213__text208951746184010"></span>s may fail to be created from the private image. If the configured system disk capacity is less than the one in the image file, image registration will fail.</p>
<p id="EN-US_TOPIC_0030713213__en-us_topic_0029124539_a6cc03ca91bef4c34aec023f75e4f67e4">In such cases, delete the incorrect image and create a new one using correct parameter settings.</p>
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<h1 class="topictitle1">Must I Install Guest OS Drivers on an ECS?</h1>
<div id="body8662426"><p id="EN-US_TOPIC_0030713214__p19760131823313">Installing Guest OS drivers on an ECS improves your experience in using the ECS. In addition, it also ensures high reliability and stability of <span id="EN-US_TOPIC_0030713214__text18565125716558">ECS</span><span id="EN-US_TOPIC_0030713214__text105651157105516"></span>s.</p>
<ul id="EN-US_TOPIC_0030713214__en-us_topic_0029124561_ubbb59a05546d4a8b9c6f8be63d86ef43"><li id="EN-US_TOPIC_0030713214__en-us_topic_0029124561_l287ca13643b6451a869d7f8fc4ac16cd">Windows ECSs: Install UVP VMTools on ECSs.</li><li id="EN-US_TOPIC_0030713214__li3566787915040">Linux ECSs: Install VirtIO drivers and load them in initrd.</li></ul>
<ul id="EN-US_TOPIC_0030713214__en-us_topic_0029124561_ubbb59a05546d4a8b9c6f8be63d86ef43"><li id="EN-US_TOPIC_0030713214__en-us_topic_0029124561_l287ca13643b6451a869d7f8fc4ac16cd">Windows ECSs: Install UVP VMTools on ECSs.</li><li id="EN-US_TOPIC_0030713214__li3566787915040">Linux ECSs: Install VirtIO drivers and add them to initrd.</li></ul>
</div>
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</li>
<li class="ulchildlink"><strong><a href="en-us_topic_0030713209.html">Can I Use a Private Image to Create ECSs with Different Hardware Specifications from the ECS Used to Create the Private Image?</a></strong><br>
</li>
<li class="ulchildlink"><strong><a href="en-us_topic_0030713221.html">Can I Specify the System Disk Size When I Create an ECS Using an Image?</a></strong><br>
<li class="ulchildlink"><strong><a href="en-us_topic_0030713221.html">Can I Specify the System Disk Capacity When I Create an ECS Using an Image?</a></strong><br>
</li>
<li class="ulchildlink"><strong><a href="en-us_topic_0034220644.html">What Do I Do If No Partition Is Found During the Startup of an ECS Created from an Imported Private Image?</a></strong><br>
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<a name="EN-US_TOPIC_0030713221"></a><a name="EN-US_TOPIC_0030713221"></a>
<h1 class="topictitle1">Can I Specify the System Disk Size When I Create an ECS Using an Image?</h1>
<div id="body8662426"><p id="EN-US_TOPIC_0030713221__en-us_topic_0029124573_p9246866205343">Yes. However, the value must be smaller than 30,768 GB but no less than the system disk size in the image.</p>
<div class="note" id="EN-US_TOPIC_0030713221__en-us_topic_0029124573_note3085442205610"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0030713221__en-us_topic_0029124573_p27768981205610">Ensure that your ECS OS supports the system disk size you specified.</p>
<h1 class="topictitle1">Can I Specify the System Disk Capacity When I Create an ECS Using an Image?</h1>
<div id="body8662426"><p id="EN-US_TOPIC_0030713221__en-us_topic_0029124573_p9246866205343">Yes. However, the value must be smaller than 30,768 GB but no less than the system disk capacity in the image.</p>
<div class="note" id="EN-US_TOPIC_0030713221__en-us_topic_0029124573_note3085442205610"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0030713221__en-us_topic_0029124573_p27768981205610">Ensure that your ECS OS supports the system disk capacity you specified.</p>
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<div id="body1463642857724"><div class="section" id="EN-US_TOPIC_0030730602__en-us_topic_0029124575_section21661076191949"><h4 class="sectiontitle">Scenarios</h4><p id="EN-US_TOPIC_0030730602__p204769912135">To ensure that you can use the user data injection function to inject initial custom information into ECSs created from a private image (such as setting the ECS login password), install <span class="keyword" id="EN-US_TOPIC_0030730602__keyword1678411161319">Cloudbase-Init</span> on the ECS used to create the image.</p>
<ul id="EN-US_TOPIC_0030730602__ul66887814104656"><li id="EN-US_TOPIC_0030730602__li1115583810475">If Cloudbase-Init is not installed, you cannot configure an <span id="EN-US_TOPIC_0030730602__text1186621215719">ECS</span><span id="EN-US_TOPIC_0030730602__text5867812275"></span>. As a result, you can only use the password in the image file to log in to the <span id="EN-US_TOPIC_0030730602__text11867191211715">ECS</span><span id="EN-US_TOPIC_0030730602__text88684121779"></span>.</li><li id="EN-US_TOPIC_0030730602__li65119422104656">By default, ECSs created from a public image have Cloudbase-Init installed. You do not need to install or configure Cloudbase-Init on such ECSs.</li><li id="EN-US_TOPIC_0030730602__li26092019104656">For ECSs created from external image files, install and configure Cloudbase-Init by performing the operations in this section.</li></ul>
</div>
<div class="note" id="EN-US_TOPIC_0030730602__note6608317192611"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0030730602__p1860818172265">Cloudbase-Init is open-source software. If the installed version has security vulnerabilities, you are advised to upgrade it to the latest version.</p>
</div></div>
<div class="section" id="EN-US_TOPIC_0030730602__en-us_topic_0029124575_section31429961161037"><h4 class="sectiontitle">Prerequisites</h4><ul id="EN-US_TOPIC_0030730602__ul58491893154023"><li id="EN-US_TOPIC_0030730602__li11288790154023">An EIP has been bound to the <span id="EN-US_TOPIC_0030730602__text14041822174518">ECS</span><span id="EN-US_TOPIC_0030730602__text1040472214514"></span>.</li><li id="EN-US_TOPIC_0030730602__li44679029154023">You have logged in to the <span id="EN-US_TOPIC_0030730602__text20733172918452">ECS</span><span id="EN-US_TOPIC_0030730602__text1273313296459"></span>.</li><li id="EN-US_TOPIC_0030730602__li351214595125">The IP address obtaining mode of the <span id="EN-US_TOPIC_0030730602__text4641936124519">ECS</span><span id="EN-US_TOPIC_0030730602__text206473614453"></span> is DHCP.</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0030730602__en-us_topic_0029124575_section54473519191017"><h4 class="sectiontitle">Install Cloudbase-Init</h4><ol id="EN-US_TOPIC_0030730602__en-us_topic_0029124575_ol7357714192651"><li id="EN-US_TOPIC_0030730602__li4701065320436">On the Windows <strong id="EN-US_TOPIC_0030730602__b344773495115">Start</strong> menu, choose <strong id="EN-US_TOPIC_0030730602__b646023414519">Control Panel</strong> &gt; <strong id="EN-US_TOPIC_0030730602__b846012347512">Programs</strong> &gt; <strong id="EN-US_TOPIC_0030730602__b34618348517">Programs and Features</strong> and check whether Cloudbase-Init 1.1.2 is installed.<ul id="EN-US_TOPIC_0030730602__ul5640907420844"><li id="EN-US_TOPIC_0030730602__li2511373620844">If Cloudbase-Init 1.1.2 is installed, skip the subsequent steps and go to <a href="#EN-US_TOPIC_0030730602__section67455211370">Configure Cloudbase-Init</a>.</li><li id="EN-US_TOPIC_0030730602__li2370756181816">If Cloudbase-Init is installed but the version is not 1.1.2, uninstall Cloudbase-Init and go to the next step.</li><li id="EN-US_TOPIC_0030730602__li1604523720846">If Cloudbase-Init is not installed, go to the next step.</li></ul>
@ -15,7 +17,7 @@
</li><li id="EN-US_TOPIC_0030730602__li32813245154543">Double-click the Cloudbase-Init installation package.</li><li id="EN-US_TOPIC_0030730602__li45447783191928">Click <strong id="EN-US_TOPIC_0030730602__b842352706114936">Next</strong>.</li><li id="EN-US_TOPIC_0030730602__li23517145191949">Select <strong id="EN-US_TOPIC_0030730602__b84235270619475">I accept the terms in the License Agreement</strong> and click <strong id="EN-US_TOPIC_0030730602__b842352706194712">Next</strong>.</li><li id="EN-US_TOPIC_0030730602__li859051119227">Retain the default path and click <strong id="EN-US_TOPIC_0030730602__b842352706104551">Next</strong>.</li><li id="EN-US_TOPIC_0030730602__li19152145154622">In the <strong id="EN-US_TOPIC_0030730602__b842352706114647">Configuration options</strong> window, enter <strong id="EN-US_TOPIC_0030730602__b84235270611473">Administrator</strong> for <strong id="EN-US_TOPIC_0030730602__b842352706114720">Username</strong>, select <strong id="EN-US_TOPIC_0030730602__b842352706114743">COM1</strong> for <strong id="EN-US_TOPIC_0030730602__b842352706114759">Serial port for logging</strong>, and ensure that <strong id="EN-US_TOPIC_0030730602__b8423527069458">Run Cloudbase-Init service as LocalSystem</strong> is not selected.<div class="note" id="EN-US_TOPIC_0030730602__note3318910585346"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0030730602__p1038394204818">The version number shown in the figure is for reference only.</p>
</div></div>
<div class="fignone" id="EN-US_TOPIC_0030730602__fig416499174516"><span class="figcap"><b>Figure 1 </b>Configuring parameters</span><br><span><img id="EN-US_TOPIC_0030730602__image1072613261481" src="en-us_image_0000001505495049.png"></span></div>
</li><li id="EN-US_TOPIC_0030730602__li51805349155349">Click <strong id="EN-US_TOPIC_0030730602__b1223038967">Next</strong>.</li><li id="EN-US_TOPIC_0030730602__li37997694192257">Click <strong id="EN-US_TOPIC_0030730602__b842352706194737">Install</strong>.</li><li id="EN-US_TOPIC_0030730602__li1536797192346">In the <strong id="EN-US_TOPIC_0030730602__b842352706194755">Files in Use</strong> dialog box, select <strong id="EN-US_TOPIC_0030730602__b842352706194818">Close the application and attempt to restart them</strong> and click <strong id="EN-US_TOPIC_0030730602__b842352706194825">OK</strong>.</li><li id="EN-US_TOPIC_0030730602__li858235419212">Check whether the version of the OS is Windows desktop.<ul id="EN-US_TOPIC_0030730602__ul1858211544215"><li id="EN-US_TOPIC_0030730602__li858215411220">If yes, go to <a href="#EN-US_TOPIC_0030730602__li8450150161333">15</a>.</li><li id="EN-US_TOPIC_0030730602__li115825542023">If no, go to <a href="#EN-US_TOPIC_0030730602__li208441311639">14</a>.</li></ul>
</li><li id="EN-US_TOPIC_0030730602__li51805349155349">Click <strong id="EN-US_TOPIC_0030730602__b1455791697">Next</strong>.</li><li id="EN-US_TOPIC_0030730602__li37997694192257">Click <strong id="EN-US_TOPIC_0030730602__b842352706194737">Install</strong>.</li><li id="EN-US_TOPIC_0030730602__li1536797192346">In the <strong id="EN-US_TOPIC_0030730602__b842352706194755">Files in Use</strong> dialog box, select <strong id="EN-US_TOPIC_0030730602__b842352706194818">Close the application and attempt to restart them</strong> and click <strong id="EN-US_TOPIC_0030730602__b842352706194825">OK</strong>.</li><li id="EN-US_TOPIC_0030730602__li858235419212">Check whether the version of the OS is Windows desktop.<ul id="EN-US_TOPIC_0030730602__ul1858211544215"><li id="EN-US_TOPIC_0030730602__li858215411220">If yes, go to <a href="#EN-US_TOPIC_0030730602__li8450150161333">15</a>.</li><li id="EN-US_TOPIC_0030730602__li115825542023">If no, go to <a href="#EN-US_TOPIC_0030730602__li208441311639">14</a>.</li></ul>
</li><li id="EN-US_TOPIC_0030730602__li208441311639"><a name="EN-US_TOPIC_0030730602__li208441311639"></a><a name="li208441311639"></a>In the <strong id="EN-US_TOPIC_0030730602__b84235270614513">Completed the Cloudbase-Init Setup Wizard</strong> window, ensure that neither option is selected.<div class="fignone" id="EN-US_TOPIC_0030730602__fig515010583213"><span class="figcap"><b>Figure 2 </b>Completing the Cloudbase-Init installation</span><br><span><img id="EN-US_TOPIC_0030730602__image16318195618" src="en-us_image_0000001455418292.png" title="Click to enlarge" class="imgResize"></span></div>
<div class="note" id="EN-US_TOPIC_0030730602__note2338039885615"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0030730602__en-us_topic_0030730602_p1038394204818">The version number shown in the figure is for reference only.</p>
</div></div>
@ -49,25 +51,25 @@ add_metadata_private_ip_route=False</pre>
</div></div>
</li><li id="EN-US_TOPIC_0030730602__li217810385386">When creating an image using a Windows <span id="EN-US_TOPIC_0030730602__text12349158101717">ECS</span><span id="EN-US_TOPIC_0030730602__text173491812173"></span>, you need to change the SAN policy of the <span id="EN-US_TOPIC_0030730602__text1994811111711">ECS</span><span id="EN-US_TOPIC_0030730602__text89482115171"></span> to <strong id="EN-US_TOPIC_0030730602__b325510716612">OnlineAll</strong>. Otherwise, EVS disks attached to the ECSs created from the image may be offline.<p id="EN-US_TOPIC_0030730602__p121861438113819">Windows has three types of SAN policies: <strong id="EN-US_TOPIC_0030730602__b842352706114457">OnlineAll</strong>, <strong id="EN-US_TOPIC_0030730602__b84235270611450">OfflineShared</strong>, and <strong id="EN-US_TOPIC_0030730602__b84235270611454">OfflineInternal</strong>.</p>
<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0030730602__table01861238133815" frame="border" border="1" rules="all"><caption><b>Table 1 </b>SAN policies</caption><thead align="left"><tr id="EN-US_TOPIC_0030730602__row81963383381"><th align="left" class="cellrowborder" valign="top" width="15%" id="mcps1.3.4.2.3.7.2.3.1.1"><p id="EN-US_TOPIC_0030730602__p420114385381"><strong id="EN-US_TOPIC_0030730602__b842352706201211">Type</strong></p>
<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0030730602__table01861238133815" frame="border" border="1" rules="all"><caption><b>Table 1 </b>SAN policies</caption><thead align="left"><tr id="EN-US_TOPIC_0030730602__row81963383381"><th align="left" class="cellrowborder" valign="top" width="15%" id="mcps1.3.5.2.3.7.2.3.1.1"><p id="EN-US_TOPIC_0030730602__p420114385381"><strong id="EN-US_TOPIC_0030730602__b842352706201211">Type</strong></p>
</th>
<th align="left" class="cellrowborder" valign="top" width="85%" id="mcps1.3.4.2.3.7.2.3.1.2"><p id="EN-US_TOPIC_0030730602__p9201838153816"><strong id="EN-US_TOPIC_0030730602__b84235270695939">Description</strong></p>
<th align="left" class="cellrowborder" valign="top" width="85%" id="mcps1.3.5.2.3.7.2.3.1.2"><p id="EN-US_TOPIC_0030730602__p9201838153816"><strong id="EN-US_TOPIC_0030730602__b84235270695939">Description</strong></p>
</th>
</tr>
</thead>
<tbody><tr id="EN-US_TOPIC_0030730602__row12204113873819"><td class="cellrowborder" valign="top" width="15%" headers="mcps1.3.4.2.3.7.2.3.1.1 "><p id="EN-US_TOPIC_0030730602__p220511386388">OnlineAll</p>
<tbody><tr id="EN-US_TOPIC_0030730602__row12204113873819"><td class="cellrowborder" valign="top" width="15%" headers="mcps1.3.5.2.3.7.2.3.1.1 "><p id="EN-US_TOPIC_0030730602__p220511386388">OnlineAll</p>
</td>
<td class="cellrowborder" valign="top" width="85%" headers="mcps1.3.4.2.3.7.2.3.1.2 "><p id="EN-US_TOPIC_0030730602__p320719385384">All newly detected disks are automatically brought online.</p>
<td class="cellrowborder" valign="top" width="85%" headers="mcps1.3.5.2.3.7.2.3.1.2 "><p id="EN-US_TOPIC_0030730602__p320719385384">All newly detected disks are automatically brought online.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0030730602__row1420833823819"><td class="cellrowborder" valign="top" width="15%" headers="mcps1.3.4.2.3.7.2.3.1.1 "><p id="EN-US_TOPIC_0030730602__p17209183853811">OfflineShared</p>
<tr id="EN-US_TOPIC_0030730602__row1420833823819"><td class="cellrowborder" valign="top" width="15%" headers="mcps1.3.5.2.3.7.2.3.1.1 "><p id="EN-US_TOPIC_0030730602__p17209183853811">OfflineShared</p>
</td>
<td class="cellrowborder" valign="top" width="85%" headers="mcps1.3.4.2.3.7.2.3.1.2 "><p id="EN-US_TOPIC_0030730602__p1621083893810">All disks on sharable buses, such as iSCSI and FC, are left offline by default, while disks on non-sharable buses are kept online.</p>
<td class="cellrowborder" valign="top" width="85%" headers="mcps1.3.5.2.3.7.2.3.1.2 "><p id="EN-US_TOPIC_0030730602__p1621083893810">All disks on sharable buses, such as iSCSI and FC, are left offline by default, while disks on non-sharable buses are kept online.</p>
</td>
</tr>
<tr id="EN-US_TOPIC_0030730602__row1621043819381"><td class="cellrowborder" valign="top" width="15%" headers="mcps1.3.4.2.3.7.2.3.1.1 "><p id="EN-US_TOPIC_0030730602__p12212238153815">OfflineInternal</p>
<tr id="EN-US_TOPIC_0030730602__row1621043819381"><td class="cellrowborder" valign="top" width="15%" headers="mcps1.3.5.2.3.7.2.3.1.1 "><p id="EN-US_TOPIC_0030730602__p12212238153815">OfflineInternal</p>
</td>
<td class="cellrowborder" valign="top" width="85%" headers="mcps1.3.4.2.3.7.2.3.1.2 "><p id="EN-US_TOPIC_0030730602__p2217138133815">All newly detected disks are left offline.</p>
<td class="cellrowborder" valign="top" width="85%" headers="mcps1.3.5.2.3.7.2.3.1.2 "><p id="EN-US_TOPIC_0030730602__p2217138133815">All newly detected disks are left offline.</p>
</td>
</tr>
</tbody>

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<div id="body1463642857726"><div class="section" id="EN-US_TOPIC_0030730603__en-us_topic_0029124518_section2104193419393"><h4 class="sectiontitle">Scenarios</h4><p id="EN-US_TOPIC_0030730603__p47241524142114">To ensure that you can use the user data injection function to inject initial custom information into ECSs created from a private image (such as setting the <span id="EN-US_TOPIC_0030730603__text395913323612">ECS</span><span id="EN-US_TOPIC_0030730603__text1395914393610"></span> login password), install Cloud-Init on the <span id="EN-US_TOPIC_0030730603__text7769122625517">ECS</span><span id="EN-US_TOPIC_0030730603__text36541128115519"></span> used to create the image.</p>
<ul id="EN-US_TOPIC_0030730603__ul25545889104812"><li id="EN-US_TOPIC_0030730603__li45748200104831">You need to download <span class="keyword" id="EN-US_TOPIC_0030730603__keyword026518315219">Cloud-Init</span> from its official website. Therefore, you must bind an EIP to the <span id="EN-US_TOPIC_0030730603__text583810591319">ECS</span><span id="EN-US_TOPIC_0030730603__text1683820531313"></span>.</li><li id="EN-US_TOPIC_0030730603__li43102455104831">If Cloud-Init is not installed, you cannot configure an <span id="EN-US_TOPIC_0030730603__text743118513587">ECS</span><span id="EN-US_TOPIC_0030730603__text1843245185818"></span>. As a result, you can only use the password in the image file to log in to the created <span id="EN-US_TOPIC_0030730603__text1243217517583">ECS</span><span id="EN-US_TOPIC_0030730603__text16433185115581"></span>s.</li><li id="EN-US_TOPIC_0030730603__li65119422104656">By default, ECSs created from a public image have Cloud-Init installed. You do not need to install or configure Cloud-Init on such ECSs.</li><li id="EN-US_TOPIC_0030730603__li26092019104656">For ECSs created using an external image file, install and configure Cloud-Init by performing the operations in this section. For how to configure Cloud-Init, see <a href="en-us_topic_0122876047.html">Configuring Cloud-Init</a>.</li></ul>
</div>
<div class="note" id="EN-US_TOPIC_0030730603__note6608317192611"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0030730603__p1860818172265">Cloud-Init is open-source software. If the installed version has security vulnerabilities, you are advised to upgrade it to the latest version.</p>
</div></div>
<div class="section" id="EN-US_TOPIC_0030730603__en-us_topic_0029124518_section49653222162416"><h4 class="sectiontitle">Prerequisites</h4><ul id="EN-US_TOPIC_0030730603__ul13541687162210"><li id="EN-US_TOPIC_0030730603__li11288790154023">An EIP has been bound to the <span id="EN-US_TOPIC_0030730603__text1393415298185">ECS</span><span id="EN-US_TOPIC_0030730603__text493519295184"></span>.</li><li id="EN-US_TOPIC_0030730603__li45283254162210">You have logged in to the <span id="EN-US_TOPIC_0030730603__text144710373143">ECS</span><span id="EN-US_TOPIC_0030730603__text544753719142"></span>.</li><li id="EN-US_TOPIC_0030730603__li286685695027">The IP address obtaining mode of the <span id="EN-US_TOPIC_0030730603__text9392134613184">ECS</span><span id="EN-US_TOPIC_0030730603__text93931446131819"></span> is DHCP.</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0030730603__section62254326101255"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0030730603__ol52785686101313"><li id="EN-US_TOPIC_0030730603__li39014891101313">Check whether Cloud-Init has been installed.<p id="EN-US_TOPIC_0030730603__p37581162101433"><a name="EN-US_TOPIC_0030730603__li39014891101313"></a><a name="li39014891101313"></a>For details, see <a href="#EN-US_TOPIC_0030730603__section57525650153449">Check Whether Cloud-Init Has Been Installed</a>.</p>
@ -21,7 +23,7 @@
</div></div>
</li></ul>
</li></ul>
<div class="p" id="EN-US_TOPIC_0030730603__p2664145892820">If Cloud-Init has been installed, perform the following operations:<ul id="EN-US_TOPIC_0030730603__ul28629989144240"><li id="EN-US_TOPIC_0030730603__li2804947014423">Check whether to use the certificate in the <span id="EN-US_TOPIC_0030730603__text2158230141810">ECS</span><span id="EN-US_TOPIC_0030730603__text31586302181"></span> OS. If the certificate is no longer used, delete it.<ul id="EN-US_TOPIC_0030730603__ul11998083161933"><li id="EN-US_TOPIC_0030730603__li56507121161930">If the certificate is stored in a directory of user <strong id="EN-US_TOPIC_0030730603__b842352706164846">root</strong>, for example, <em id="EN-US_TOPIC_0030730603__i14079367161848">/$path/$to/$root</em><strong id="EN-US_TOPIC_0030730603__b919804123414">/.ssh/authorized_keys</strong>, run the following commands:<p id="EN-US_TOPIC_0030730603__p40680445162310"><strong id="EN-US_TOPIC_0030730603__b28466813162320">cd /root/.ssh</strong></p>
<div class="p" id="EN-US_TOPIC_0030730603__p2664145892820">If Cloud-Init has been installed, perform the following operations:<ul id="EN-US_TOPIC_0030730603__ul28629989144240"><li id="EN-US_TOPIC_0030730603__li2804947014423">Check whether to use the SSH certificate in the <span id="EN-US_TOPIC_0030730603__text2158230141810">ECS</span><span id="EN-US_TOPIC_0030730603__text31586302181"></span> OS. If the certificate is no longer used, delete it.<ul id="EN-US_TOPIC_0030730603__ul11998083161933"><li id="EN-US_TOPIC_0030730603__li56507121161930">If the certificate is stored in a directory of user <strong id="EN-US_TOPIC_0030730603__b842352706164846">root</strong>, for example, <em id="EN-US_TOPIC_0030730603__i14079367161848">/$path/$to/$root</em><strong id="EN-US_TOPIC_0030730603__b919804123414">/.ssh/authorized_keys</strong>, run the following commands:<p id="EN-US_TOPIC_0030730603__p40680445162310"><strong id="EN-US_TOPIC_0030730603__b28466813162320">cd /root/.ssh</strong></p>
<p id="EN-US_TOPIC_0030730603__p6781725162310"><strong id="EN-US_TOPIC_0030730603__b61035530162310">rm authorized_keys</strong></p>
</li><li id="EN-US_TOPIC_0030730603__li41467995162046">If the certificate is not stored in a directory of user <strong id="EN-US_TOPIC_0030730603__b256711757165038">root</strong>, for example, <em id="EN-US_TOPIC_0030730603__i37799865162046">/$path/$to/$none-root</em><strong id="EN-US_TOPIC_0030730603__b1349872253618">/.ssh/authorized_keys</strong>, run the following commands:<p id="EN-US_TOPIC_0030730603__p36593677162252"><strong id="EN-US_TOPIC_0030730603__b60907644162252">cd /home/centos/.ssh</strong></p>
<p id="EN-US_TOPIC_0030730603__p11297886162252"><strong id="EN-US_TOPIC_0030730603__b34572118162252">rm authorized_keys</strong></p>
@ -54,29 +56,29 @@
</div></div>
</li></ol>
</li><li id="EN-US_TOPIC_0030730603__li759323819284"><strong id="EN-US_TOPIC_0030730603__b688815201234">CentOS</strong><div class="p" id="EN-US_TOPIC_0030730603__p14577203816289"><a href="#EN-US_TOPIC_0030730603__table859383892814">Table 1</a> lists the Cloud-Init installation paths for CentOS. Select the required installation package from the following addresses.
<div class="tablenoborder"><a name="EN-US_TOPIC_0030730603__table859383892814"></a><a name="table859383892814"></a><table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0030730603__table859383892814" frame="border" border="1" rules="all"><caption><b>Table 1 </b>Cloud-Init installation package addresses</caption><thead align="left"><tr id="EN-US_TOPIC_0030730603__row135773383280"><th align="left" class="cellrowborder" valign="top" width="18.86%" id="mcps1.3.5.4.2.2.2.2.4.1.1"><p id="EN-US_TOPIC_0030730603__p185771338112811"><strong id="EN-US_TOPIC_0030730603__b84235270610642">OS Type</strong></p>
<div class="tablenoborder"><a name="EN-US_TOPIC_0030730603__table859383892814"></a><a name="table859383892814"></a><table cellpadding="4" cellspacing="0" summary="" id="EN-US_TOPIC_0030730603__table859383892814" frame="border" border="1" rules="all"><caption><b>Table 1 </b>Cloud-Init installation package addresses</caption><thead align="left"><tr id="EN-US_TOPIC_0030730603__row135773383280"><th align="left" class="cellrowborder" valign="top" width="18.86%" id="mcps1.3.6.4.2.2.2.2.4.1.1"><p id="EN-US_TOPIC_0030730603__p185771338112811"><strong id="EN-US_TOPIC_0030730603__b84235270610642">OS Type</strong></p>
</th>
<th align="left" class="cellrowborder" valign="top" width="16.42%" id="mcps1.3.5.4.2.2.2.2.4.1.2"><p id="EN-US_TOPIC_0030730603__p3577938132810"><strong id="EN-US_TOPIC_0030730603__b84235270610646">Version</strong></p>
<th align="left" class="cellrowborder" valign="top" width="16.42%" id="mcps1.3.6.4.2.2.2.2.4.1.2"><p id="EN-US_TOPIC_0030730603__p3577938132810"><strong id="EN-US_TOPIC_0030730603__b84235270610646">Version</strong></p>
</th>
<th align="left" class="cellrowborder" valign="top" width="64.72%" id="mcps1.3.5.4.2.2.2.2.4.1.3"><p id="EN-US_TOPIC_0030730603__p18577113811282"><strong id="EN-US_TOPIC_0030730603__b84235270610650">How to Obtain</strong></p>
<th align="left" class="cellrowborder" valign="top" width="64.72%" id="mcps1.3.6.4.2.2.2.2.4.1.3"><p id="EN-US_TOPIC_0030730603__p18577113811282"><strong id="EN-US_TOPIC_0030730603__b84235270610650">How to Obtain</strong></p>
</th>
</tr>
</thead>
<tbody><tr id="EN-US_TOPIC_0030730603__row1759320380286"><td class="cellrowborder" rowspan="3" valign="top" width="18.86%" headers="mcps1.3.5.4.2.2.2.2.4.1.1 "><p id="EN-US_TOPIC_0030730603__p2593238202813">CentOS</p>
<tbody><tr id="EN-US_TOPIC_0030730603__row1759320380286"><td class="cellrowborder" rowspan="3" valign="top" width="18.86%" headers="mcps1.3.6.4.2.2.2.2.4.1.1 "><p id="EN-US_TOPIC_0030730603__p2593238202813">CentOS</p>
</td>
<td class="cellrowborder" valign="top" width="16.42%" headers="mcps1.3.5.4.2.2.2.2.4.1.2 "><p id="EN-US_TOPIC_0030730603__p8593163882820">6 32-bit</p>
<td class="cellrowborder" valign="top" width="16.42%" headers="mcps1.3.6.4.2.2.2.2.4.1.2 "><p id="EN-US_TOPIC_0030730603__p8593163882820">6 32-bit</p>
</td>
<td class="cellrowborder" valign="top" width="64.72%" headers="mcps1.3.5.4.2.2.2.2.4.1.3 "><p id="EN-US_TOPIC_0030730603__p8260102517347"><a href="https://archives.fedoraproject.org/pub/archive/epel/6/i386/" target="_blank" rel="noopener noreferrer">https://archives.fedoraproject.org/pub/archive/epel/6/i386/</a></p>
<td class="cellrowborder" valign="top" width="64.72%" headers="mcps1.3.6.4.2.2.2.2.4.1.3 "><p id="EN-US_TOPIC_0030730603__p8260102517347"><a href="https://archives.fedoraproject.org/pub/archive/epel/6/i386/" target="_blank" rel="noopener noreferrer">https://archives.fedoraproject.org/pub/archive/epel/6/i386/</a></p>
</td>
</tr>
<tr id="EN-US_TOPIC_0030730603__row11593143822818"><td class="cellrowborder" valign="top" headers="mcps1.3.5.4.2.2.2.2.4.1.1 "><p id="EN-US_TOPIC_0030730603__p6593163810285">6 64-bit</p>
<tr id="EN-US_TOPIC_0030730603__row11593143822818"><td class="cellrowborder" valign="top" headers="mcps1.3.6.4.2.2.2.2.4.1.1 "><p id="EN-US_TOPIC_0030730603__p6593163810285">6 64-bit</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.5.4.2.2.2.2.4.1.2 "><p id="EN-US_TOPIC_0030730603__p8593143812281"><a href="https://archives.fedoraproject.org/pub/archive/epel/6/x86_64/" target="_blank" rel="noopener noreferrer">https://archives.fedoraproject.org/pub/archive/epel/6/x86_64/</a></p>
<td class="cellrowborder" valign="top" headers="mcps1.3.6.4.2.2.2.2.4.1.2 "><p id="EN-US_TOPIC_0030730603__p8593143812281"><a href="https://archives.fedoraproject.org/pub/archive/epel/6/x86_64/" target="_blank" rel="noopener noreferrer">https://archives.fedoraproject.org/pub/archive/epel/6/x86_64/</a></p>
</td>
</tr>
<tr id="EN-US_TOPIC_0030730603__row6298251089"><td class="cellrowborder" valign="top" headers="mcps1.3.5.4.2.2.2.2.4.1.1 "><p id="EN-US_TOPIC_0030730603__p5300851082">7 64-bit</p>
<tr id="EN-US_TOPIC_0030730603__row6298251089"><td class="cellrowborder" valign="top" headers="mcps1.3.6.4.2.2.2.2.4.1.1 "><p id="EN-US_TOPIC_0030730603__p5300851082">7 64-bit</p>
</td>
<td class="cellrowborder" valign="top" headers="mcps1.3.5.4.2.2.2.2.4.1.2 "><p id="EN-US_TOPIC_0030730603__p1037383520415"><a href="https://archives.fedoraproject.org/pub/epel/7/x86_64/Packages/e/" target="_blank" rel="noopener noreferrer">https://archives.fedoraproject.org/pub/epel/7/x86_64/Packages/e/</a></p>
<td class="cellrowborder" valign="top" headers="mcps1.3.6.4.2.2.2.2.4.1.2 "><p id="EN-US_TOPIC_0030730603__p1037383520415"><a href="https://archives.fedoraproject.org/pub/epel/7/x86_64/Packages/e/" target="_blank" rel="noopener noreferrer">https://archives.fedoraproject.org/pub/epel/7/x86_64/Packages/e/</a></p>
</td>
</tr>
</tbody>
@ -98,7 +100,7 @@
</li><li id="EN-US_TOPIC_0030730603__li659615162527">Run the following commands to enable Cloud-Init to automatically start upon system boot:<p id="EN-US_TOPIC_0030730603__en-us_topic_0030730603_p85661041145114"><a name="EN-US_TOPIC_0030730603__li659615162527"></a><a name="li659615162527"></a><strong id="EN-US_TOPIC_0030730603__en-us_topic_0030730603_b11566341115112">systemctl enable cloud-init-local.service cloud-init.service cloud-config.service cloud-final.service</strong></p>
<p id="EN-US_TOPIC_0030730603__en-us_topic_0030730603_p1566134125111"><strong id="EN-US_TOPIC_0030730603__en-us_topic_0030730603_b1956794145113">systemctl status cloud-init-local.service cloud-init.service cloud-config.service cloud-final.service</strong></p>
</li></ol>
</li><li id="EN-US_TOPIC_0030730603__li18593123892814">Debian and Ubuntu<p id="EN-US_TOPIC_0030730603__p659315381284"><a name="EN-US_TOPIC_0030730603__li18593123892814"></a><a name="li18593123892814"></a>Before installing Cloud-Init, ensure that the network installation source address has been configured for the OS by checking whether the <strong id="EN-US_TOPIC_0030730603__b1977352900">/etc/apt/sources.list</strong> file contains the installation source address of the software package. If the file does not contain the address, configure the address by following the instructions on the Debian or Ubuntu official website.</p>
</li><li id="EN-US_TOPIC_0030730603__li18593123892814">Debian and Ubuntu<p id="EN-US_TOPIC_0030730603__p659315381284"><a name="EN-US_TOPIC_0030730603__li18593123892814"></a><a name="li18593123892814"></a>Before installing Cloud-Init, ensure that the network installation source address has been configured for the OS by checking whether the <strong id="EN-US_TOPIC_0030730603__b1683199245">/etc/apt/sources.list</strong> file contains the installation source address of the software package. If the file does not contain the address, configure the address by following the instructions on the Debian or Ubuntu official website.</p>
<ol id="EN-US_TOPIC_0030730603__ol8462192316526"><li id="EN-US_TOPIC_0030730603__li446272315527">Run the following commands to install Cloud-Init:<p id="EN-US_TOPIC_0030730603__p1628112717526"><a name="EN-US_TOPIC_0030730603__li446272315527"></a><a name="li446272315527"></a><strong id="EN-US_TOPIC_0030730603__b1759310388288">apt-get update</strong></p>
<p id="EN-US_TOPIC_0030730603__p65931538202817"><strong id="EN-US_TOPIC_0030730603__b488012119314">apt-get install</strong> <strong id="EN-US_TOPIC_0030730603__b288115111835">cloud-init</strong></p>
</li><li id="EN-US_TOPIC_0030730603__li956310214392">Run the following commands to enable Cloud-Init to automatically start upon system boot:<p id="EN-US_TOPIC_0030730603__en-us_topic_0030730603_p85661041145114_1"><a name="EN-US_TOPIC_0030730603__li956310214392"></a><a name="li956310214392"></a><strong id="EN-US_TOPIC_0030730603__en-us_topic_0030730603_b11566341115112_1">systemctl enable cloud-init-local.service cloud-init.service cloud-config.service cloud-final.service</strong></p>

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@ -3,9 +3,9 @@
<h1 class="topictitle1">Obtaining the Project ID</h1>
<div id="body1466422817717"><div class="section" id="EN-US_TOPIC_0032042418__section1063510334593"><h4 class="sectiontitle">Scenarios</h4><p id="EN-US_TOPIC_0032042418__p91031645202419">Before a tenant shares an image with you, you need to provide your project ID. </p>
</div>
<div class="section" id="EN-US_TOPIC_0032042418__section4088572195358"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0032042418__ol63849403201033"><li id="EN-US_TOPIC_0032042418__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0032042418__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0032042418__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0032042418__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0032042418__b33861722151014">Computing</strong>, click <strong id="EN-US_TOPIC_0032042418__b93871322121017">Image Management Service</strong>.<p id="EN-US_TOPIC_0032042418__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
<div class="section" id="EN-US_TOPIC_0032042418__section4088572195358"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0032042418__ol63849403201033"><li id="EN-US_TOPIC_0032042418__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0032042418__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0032042418__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0032042418__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0032042418__b8632134416121">Computing</strong>, click <strong id="EN-US_TOPIC_0032042418__b1063484461213">Image Management Service</strong>.<p id="EN-US_TOPIC_0032042418__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
</li></ol>
</li><li id="EN-US_TOPIC_0032042418__li58707242194127">Click the username in the upper right corner and select <strong id="EN-US_TOPIC_0032042418__b1937801075114">My Credentials</strong> from the drop-down list.<p id="EN-US_TOPIC_0032042418__p15467798192043">On the <strong id="EN-US_TOPIC_0032042418__b126376714123">My Credentials</strong> page, view the project ID in the project list.</p>
</li><li id="EN-US_TOPIC_0032042418__li58707242194127">Click the username in the upper right corner and select <strong id="EN-US_TOPIC_0032042418__b1937801075114">My Credentials</strong> from the drop-down list.<p id="EN-US_TOPIC_0032042418__p15467798192043">On the <strong id="EN-US_TOPIC_0032042418__b15821195831216">My Credentials</strong> page, view the project ID.</p>
<p id="EN-US_TOPIC_0032042418__p4487624113811">Images can be shared only within the region where they reside. So, obtain the project ID in the same region.</p>
<div class="fignone" id="EN-US_TOPIC_0032042418__fig3893076161318"><span class="figcap"><b>Figure 1 </b>Viewing the project ID</span><br><span><img id="EN-US_TOPIC_0032042418__image36091038185112" src="en-us_image_0180992673.png" title="Click to enlarge" class="imgResize"></span></div>
</li></ol>

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<div class="section" id="EN-US_TOPIC_0032042419__section56869623201616"><h4 class="sectiontitle">Prerequisites</h4><ul id="EN-US_TOPIC_0032042419__ul1823552731313"><li id="EN-US_TOPIC_0032042419__li1221534561320">If the image to be shared is an encrypted image, authorize the key (it must be a custom key) used for encrypting the image. For details, see <a href="en-us_topic_0133773781.html">How Do I Authorize a Key?</a></li></ul>
<ul id="EN-US_TOPIC_0032042419__ul9372199181916"><li id="EN-US_TOPIC_0032042419__li91121643102212">You have obtained the project ID from the target tenant.</li><li id="EN-US_TOPIC_0032042419__li2864121219196">Before sharing an image, ensure that any sensitive data has been deleted from the image.</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0032042419__section19552200201629"><h4 class="sectiontitle">Procedure</h4><ul id="EN-US_TOPIC_0032042419__ul586465020421"><li id="EN-US_TOPIC_0032042419__li3864145015424"><span class="keyword" id="EN-US_TOPIC_0032042419__keyword57011946493334">Share multiple images</span>.<ol id="EN-US_TOPIC_0032042419__ol88642050134219"><li id="EN-US_TOPIC_0032042419__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0032042419__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0032042419__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0032042419__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0032042419__b6212734121018">Computing</strong>, click <strong id="EN-US_TOPIC_0032042419__b1221320347108">Image Management Service</strong>.<p id="EN-US_TOPIC_0032042419__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
<div class="section" id="EN-US_TOPIC_0032042419__section19552200201629"><h4 class="sectiontitle">Procedure</h4><ul id="EN-US_TOPIC_0032042419__ul586465020421"><li id="EN-US_TOPIC_0032042419__li3864145015424"><span class="keyword" id="EN-US_TOPIC_0032042419__keyword57011946493334">Share multiple images</span>.<ol id="EN-US_TOPIC_0032042419__ol88642050134219"><li id="EN-US_TOPIC_0032042419__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0032042419__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0032042419__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0032042419__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0032042419__b4440104061517">Computing</strong>, click <strong id="EN-US_TOPIC_0032042419__b1444284010158">Image Management Service</strong>.<p id="EN-US_TOPIC_0032042419__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
</li></ol>
</li><li id="EN-US_TOPIC_0032042419__li386465014210">Click the <strong id="EN-US_TOPIC_0032042419__b47915389511">Private Images</strong> tab.</li><li id="EN-US_TOPIC_0032042419__li4864135012423">Select the private images to share and click <strong id="EN-US_TOPIC_0032042419__b842352706112337">Share</strong> above the image list.</li><li id="EN-US_TOPIC_0032042419__li1286413508422">In the <strong id="EN-US_TOPIC_0032042419__b842352706112533">Share Image</strong> dialog box, enter the project ID of the target tenant.<p id="EN-US_TOPIC_0032042419__p1442419424520">To share images with more than one tenant, separate their project IDs with commas (,).</p>
<div class="note" id="EN-US_TOPIC_0032042419__note1614863245417"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><ul id="EN-US_TOPIC_0032042419__ul101541758539"><li id="EN-US_TOPIC_0032042419__li191559525312">You can enter a maximum of 100 project IDs at a time.</li><li id="EN-US_TOPIC_0032042419__li615515514535"><span id="EN-US_TOPIC_0032042419__ph1669184419461">You can share images only within the region where they reside.</span></li><li id="EN-US_TOPIC_0032042419__li015513575313">If the target tenant is a multi-project user, you can share images to any project of the tenant.</li></ul>
</div></div>
</li><li id="EN-US_TOPIC_0032042419__li12593173275116">Click <strong id="EN-US_TOPIC_0032042419__b733217555481">OK</strong>.</li></ol>
</li><li id="EN-US_TOPIC_0032042419__li198643505424"><span class="keyword" id="EN-US_TOPIC_0032042419__keyword7895102709344">Share a single image</span>.<ol id="EN-US_TOPIC_0032042419__ol18801350104217"><li id="EN-US_TOPIC_0032042419__li2066182414233">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0032042419__ol772712817232"><li id="EN-US_TOPIC_0032042419__li19727828142317">Log in to the management console.</li><li id="EN-US_TOPIC_0032042419__li1672792810235">Under <strong id="EN-US_TOPIC_0032042419__b1338737161014">Computing</strong>, click <strong id="EN-US_TOPIC_0032042419__b4338103701013">Image Management Service</strong>.<p id="EN-US_TOPIC_0032042419__p272742862319">The IMS console is displayed.</p>
</li><li id="EN-US_TOPIC_0032042419__li198643505424"><span class="keyword" id="EN-US_TOPIC_0032042419__keyword7895102709344">Share a single image</span>.<ol id="EN-US_TOPIC_0032042419__ol18801350104217"><li id="EN-US_TOPIC_0032042419__li2066182414233">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0032042419__ol772712817232"><li id="EN-US_TOPIC_0032042419__li19727828142317">Log in to the management console.</li><li id="EN-US_TOPIC_0032042419__li1672792810235">Under <strong id="EN-US_TOPIC_0032042419__b583016453150">Computing</strong>, click <strong id="EN-US_TOPIC_0032042419__b1383164511151">Image Management Service</strong>.<p id="EN-US_TOPIC_0032042419__p272742862319">The IMS console is displayed.</p>
</li></ol>
</li><li id="EN-US_TOPIC_0032042419__li9880145034219">Click the <strong id="EN-US_TOPIC_0032042419__b19395175515518">Private Images</strong> tab.</li><li id="EN-US_TOPIC_0032042419__li19880175010422">Locate the row that contains the private image you are to share, click <strong id="EN-US_TOPIC_0032042419__b84235270611286">More</strong> in the <strong id="EN-US_TOPIC_0032042419__b842352706112833">Operation</strong> column, and select <strong id="EN-US_TOPIC_0032042419__b842352706112819">Share</strong> from the drop-down list.</li><li id="EN-US_TOPIC_0032042419__li128801450164215">In the <strong id="EN-US_TOPIC_0032042419__b31453239275">Share Image</strong> dialog box, enter the project ID of the target tenant.<p id="EN-US_TOPIC_0032042419__p988015500429">To share an image with more than one tenant, separate their project IDs with commas (,).</p>
<div class="note" id="EN-US_TOPIC_0032042419__note17398160585"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><ul id="EN-US_TOPIC_0032042419__en-us_topic_0032042419_ul101541758539"><li id="EN-US_TOPIC_0032042419__en-us_topic_0032042419_li191559525312">You can enter a maximum of 100 project IDs at a time.</li><li id="EN-US_TOPIC_0032042419__en-us_topic_0032042419_li615515514535"><span id="EN-US_TOPIC_0032042419__en-us_topic_0032042419_ph1669184419461">You can share images only within the region where they reside.</span></li><li id="EN-US_TOPIC_0032042419__en-us_topic_0032042419_li015513575313">If the target tenant is a multi-project user, you can share images to any project of the tenant.</li></ul>
@ -21,7 +21,7 @@
</li><li id="EN-US_TOPIC_0032042419__li194829012534">Click <strong id="EN-US_TOPIC_0032042419__b144955361551">OK</strong>.</li></ol>
</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0032042419__section14180731134819"><h4 class="sectiontitle">Related Operations</h4><ul id="EN-US_TOPIC_0032042419__ul1592615379518"><li id="EN-US_TOPIC_0032042419__li692673711511">After you share images with a tenant, the tenant can accept the shared images on the <strong id="EN-US_TOPIC_0032042419__b15277181017287">Images Shared with Me</strong> page on the IMS console. For detailed operations, see <a href="en-us_topic_0032042420.html">Accepting or Rejecting Shared Images</a>.</li><li id="EN-US_TOPIC_0032042419__li7406144225114">If the shared image is an encrypted image and is accepted by a tenant, the tenant can use this image to apply for ECSs or replace the key of this image with its own by replicating the shared image. If the tenant has accepted the shared image but have not performed any other operations, do not cancel the authorization of the key. Otherwise, the shared image will be unavailable to the tenant.</li></ul>
<div class="section" id="EN-US_TOPIC_0032042419__section14180731134819"><h4 class="sectiontitle">Related Operations</h4><ul id="EN-US_TOPIC_0032042419__ul1592615379518"><li id="EN-US_TOPIC_0032042419__li692673711511">After you share images with a tenant, the tenant can accept the shared images on the <strong id="EN-US_TOPIC_0032042419__b13995192011172">Images Shared with Me</strong> page on the IMS console. For detailed operations, see <a href="en-us_topic_0032042420.html">Accepting or Rejecting Shared Images</a>.</li><li id="EN-US_TOPIC_0032042419__li7406144225114">If the shared image is an encrypted image and is accepted by a tenant, the tenant can use this image to apply for ECSs or replace the key of this image with its own by replicating the shared image. If the tenant has accepted the shared image but have not performed any other operations, do not cancel the authorization of the key. Otherwise, the shared image will be unavailable to the tenant.</li></ul>
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<div class="section" id="EN-US_TOPIC_0032042420__section19105100105913"><h4 class="sectiontitle">Prerequisites</h4><ul id="EN-US_TOPIC_0032042420__ul1333705419575"><li id="EN-US_TOPIC_0032042420__li2338175425713">Another tenant has shared images with you.</li><li id="EN-US_TOPIC_0032042420__li145745695718">If the shared image is a full-ECS image, you need to create a server backup vault to store the full-ECS image and the backups of the full-ECS image before accepting the shared image. When creating a server backup vault, set <strong id="EN-US_TOPIC_0032042420__b165171321154419">Protection Type</strong> to <strong id="EN-US_TOPIC_0032042420__b579912239440">Backup</strong>.</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0032042420__section84397133195"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0032042420__ol12454126191919"><li id="EN-US_TOPIC_0032042420__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0032042420__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0032042420__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0032042420__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0032042420__b14327197191214">Computing</strong>, click <strong id="EN-US_TOPIC_0032042420__b143284771215">Image Management Service</strong>.<p id="EN-US_TOPIC_0032042420__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
<div class="section" id="EN-US_TOPIC_0032042420__section84397133195"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0032042420__ol12454126191919"><li id="EN-US_TOPIC_0032042420__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0032042420__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0032042420__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0032042420__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0032042420__b1060231721815">Computing</strong>, click <strong id="EN-US_TOPIC_0032042420__b3604617151814">Image Management Service</strong>.<p id="EN-US_TOPIC_0032042420__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
</li></ol>
</li><li id="EN-US_TOPIC_0032042420__li1720746916">In the upper left corner, switch to the region where the target project resides and then select the project.</li><li id="EN-US_TOPIC_0032042420__li15548202712193">Click the <strong id="EN-US_TOPIC_0032042420__b1036410286418">Images Shared with Me</strong> tab.<p id="EN-US_TOPIC_0032042420__p1548142741910">A message is displayed above the image list asking you whether to accept the shared images.</p>
<ul id="EN-US_TOPIC_0032042420__ul76668312227"><li id="EN-US_TOPIC_0032042420__li966673110221">To accept all the shared images, click <strong id="EN-US_TOPIC_0032042420__b842352706161732">Accept All</strong> in the upper right corner.</li><li id="EN-US_TOPIC_0032042420__li1166693182217">To accept some images, select the images and click <strong id="EN-US_TOPIC_0032042420__b842352706161757">Accept</strong>.</li><li id="EN-US_TOPIC_0032042420__li1824634132715">To reject some images, select the images and click <strong id="EN-US_TOPIC_0032042420__b211584611124">Reject</strong>.</li></ul>
<div class="note" id="EN-US_TOPIC_0032042420__note1219545131216"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0032042420__p12084519126">If no message is displayed, check whether you have selected a correct region.</p>
</div></div>
</li><li id="EN-US_TOPIC_0032042420__li1572619265235">(Optional) In the <strong id="EN-US_TOPIC_0032042420__b191212454239">Accept Full-ECS Image</strong> dialog box, select a server backup vault with the <strong id="EN-US_TOPIC_0032042420__b16306141418475">Backup</strong> protection type and click <strong id="EN-US_TOPIC_0032042420__b12361181515261">OK</strong>.<p id="EN-US_TOPIC_0032042420__p998512712295">This dialog box is displayed when the shared image is a full-ECS image.</p>
<p id="EN-US_TOPIC_0032042420__p145311253711">When accepting a full-ECS image, you must specify a vault for storing the CBR backups associated with the full-ECS image. The vault capacity must be no less than the total capacities of the system disk and data disk backups. </p>
<div class="note" id="EN-US_TOPIC_0032042420__note34242341811"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0032042420__p10424103411120">For more information about server backup vaults, see <em id="EN-US_TOPIC_0032042420__i5741171165214">Cloud Backup and Recovery User Guide</em>.</p>
<p id="EN-US_TOPIC_0032042420__p145311253711">When accepting a full-ECS image, you must specify a vault for storing the <span id="EN-US_TOPIC_0032042420__text13621191919413">CBR</span> backups associated with the full-ECS image. The vault capacity must be no less than the total capacities of the system disk and data disk backups. </p>
<div class="note" id="EN-US_TOPIC_0032042420__note34242341811"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0032042420__p10424103411120">For more information about server backup vaults, see <em id="EN-US_TOPIC_0032042420__i104151252188">Cloud Backup and Recovery User Guide</em>.</p>
</div></div>
</li></ol>
</div>
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</li><li id="EN-US_TOPIC_0032042420__li9492151775812"><strong id="EN-US_TOPIC_0032042420__b15947174424410">Accepted</strong>: After an image is accepted, it is displayed in the shared image list. You can use the image to create ECSs.</li><li id="EN-US_TOPIC_0032042420__li3492181718588"><strong id="EN-US_TOPIC_0032042420__b14699142487">Rejected</strong>: After an image is rejected, it is not displayed in the shared image list. You can click <strong id="EN-US_TOPIC_0032042420__b15136244113717">Rejected Images</strong> to view the images you have rejected and you can still choose to accept them.</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0032042420__section161146341879"><h4 class="sectiontitle">Follow-up Procedure</h4><p id="EN-US_TOPIC_0032042420__p1158425616145">After accepting a system disk image or full-ECS image shared by another tenant, you can:</p>
<ul id="EN-US_TOPIC_0032042420__ul52141627159"><li id="EN-US_TOPIC_0032042420__li1389839102913">Use the image to create one or more ECSs (select <strong id="EN-US_TOPIC_0032042420__b1582919546517">Shared Image</strong> during ECS creation). </li><li id="EN-US_TOPIC_0032042420__li134281346111516">Use the image to change the OS of existing ECSs. For details, see "Changing the OS" in <em id="EN-US_TOPIC_0032042420__i10594168172">Elastic Cloud Server User Guide</em>.</li></ul>
<ul id="EN-US_TOPIC_0032042420__ul52141627159"><li id="EN-US_TOPIC_0032042420__li1389839102913">Use the image to create one or more ECSs (select <strong id="EN-US_TOPIC_0032042420__b1582919546517">Shared Image</strong> during ECS creation). </li><li id="EN-US_TOPIC_0032042420__li134281346111516">Use the image to change the OS of existing ECSs. For details, see "Changing the OS" in <em id="EN-US_TOPIC_0032042420__i1755174432114">Elastic Cloud Server User Guide</em>.</li></ul>
<p id="EN-US_TOPIC_0032042420__p15298174317">After accepting a data disk image shared by another tenant, you can use the image to create EVS disks (locate the row that contains the image and click <strong id="EN-US_TOPIC_0032042420__b1046927154214">Create Data Disk</strong> in the <strong id="EN-US_TOPIC_0032042420__b1818143494211">Operation</strong> column).</p>
<p id="EN-US_TOPIC_0032042420__p119434910416">After accepting the encrypted image shared by another tenant, you can use the image to apply for ECSs or EVS disks or replace the key of the image with your own key by replicating the shared image. The replacement prevents the shared image from being unavailable when the tenant who shares the image cancels the key authorization.</p>
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<div class="section" id="EN-US_TOPIC_0032042421__section11042017144143"><h4 class="sectiontitle">Prerequisites</h4><p id="EN-US_TOPIC_0032042421__p21988178144143">You have accepted images shared by other users.</p>
</div>
<div class="section" id="EN-US_TOPIC_0032042421__section63675874144143"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0032042421__ol1905223215342"><li id="EN-US_TOPIC_0032042421__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0032042421__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0032042421__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0032042421__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0032042421__en-us_topic_0030713149_b97431281942">Computing</strong>, click <strong id="EN-US_TOPIC_0032042421__en-us_topic_0030713149_b11983555144611">Image Management Service</strong>.<p id="EN-US_TOPIC_0032042421__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
<div class="section" id="EN-US_TOPIC_0032042421__section63675874144143"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0032042421__ol1905223215342"><li id="EN-US_TOPIC_0032042421__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0032042421__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0032042421__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0032042421__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0032042421__en-us_topic_0030713149_b106091520521">Computing</strong>, click <strong id="EN-US_TOPIC_0032042421__en-us_topic_0030713149_b11610185145214">Image Management Service</strong>.<p id="EN-US_TOPIC_0032042421__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
</li></ol>
</li><li id="EN-US_TOPIC_0032042421__en-us_topic_0029486610_en-us_topic_0029124475_lf3252f40791b4a58967ddb7c4f3e1e31">Click the <strong id="EN-US_TOPIC_0032042421__b25321824121813">Images Shared with Me</strong> tab.</li><li id="EN-US_TOPIC_0032042421__li66320781201726">Determine the next step based on how many images you are to reject.<ul id="EN-US_TOPIC_0032042421__ul2349548910158"><li id="EN-US_TOPIC_0032042421__li1752369010158">To reject multiple images: select the images to be rejected and click <strong id="EN-US_TOPIC_0032042421__b11127111131718">Reject</strong> above the image list. In the displayed dialog box, click <strong id="EN-US_TOPIC_0032042421__b1532184016169">Yes</strong>.</li><li id="EN-US_TOPIC_0032042421__li431885761059">To reject a specific image: locate the image to be rejected and click <strong id="EN-US_TOPIC_0032042421__b760213111539">Reject</strong> in the <strong id="EN-US_TOPIC_0032042421__b46109115315">Operation</strong> column. In the displayed dialog box, click <strong id="EN-US_TOPIC_0032042421__b126108118314">Yes</strong>.</li></ul>
</li><li id="EN-US_TOPIC_0032042421__en-us_topic_0029486610_en-us_topic_0029124475_lf3252f40791b4a58967ddb7c4f3e1e31">Click the <strong id="EN-US_TOPIC_0032042421__b25321824121813">Images Shared with Me</strong> tab.</li><li id="EN-US_TOPIC_0032042421__li66320781201726">Determine the next step based on how many images you are to reject.<ul id="EN-US_TOPIC_0032042421__ul2349548910158"><li id="EN-US_TOPIC_0032042421__li1752369010158">To reject multiple images: select the images to be rejected and click <strong id="EN-US_TOPIC_0032042421__b11127111131718">Reject</strong> above the image list. In the displayed dialog box, click <strong id="EN-US_TOPIC_0032042421__b1532184016169">Yes</strong>.</li><li id="EN-US_TOPIC_0032042421__li431885761059">To reject a specific image: locate the image to be rejected and click <strong id="EN-US_TOPIC_0032042421__b17399172363018">Reject</strong> in the <strong id="EN-US_TOPIC_0032042421__b4401152363013">Operation</strong> column. In the displayed dialog box, click <strong id="EN-US_TOPIC_0032042421__b184018233304">Yes</strong>.</li></ul>
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<div class="section" id="EN-US_TOPIC_0032042422__section327062915198"><h4 class="sectiontitle">Prerequisites</h4><p id="EN-US_TOPIC_0032042422__p6359439715198">You have shared private images with others.</p>
</div>
<div class="section" id="EN-US_TOPIC_0032042422__section3547866615198"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0032042422__ol5519973215198"><li id="EN-US_TOPIC_0032042422__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0032042422__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0032042422__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0032042422__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0032042422__en-us_topic_0030713149_b97431281942">Computing</strong>, click <strong id="EN-US_TOPIC_0032042422__en-us_topic_0030713149_b11983555144611">Image Management Service</strong>.<p id="EN-US_TOPIC_0032042422__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
<div class="section" id="EN-US_TOPIC_0032042422__section3547866615198"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0032042422__ol5519973215198"><li id="EN-US_TOPIC_0032042422__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0032042422__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0032042422__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0032042422__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0032042422__en-us_topic_0030713149_b106091520521">Computing</strong>, click <strong id="EN-US_TOPIC_0032042422__en-us_topic_0030713149_b11610185145214">Image Management Service</strong>.<p id="EN-US_TOPIC_0032042422__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
</li></ol>
</li><li id="EN-US_TOPIC_0032042422__en-us_topic_0029486610_en-us_topic_0029124475_lf3252f40791b4a58967ddb7c4f3e1e31">Click the <strong id="EN-US_TOPIC_0032042422__b1184423091915">Private Images</strong> tab.</li><li id="EN-US_TOPIC_0032042422__li4239569715198">Locate the row that contains the private image that you no longer want to share, and choose <strong id="EN-US_TOPIC_0032042422__b84235270611286">More</strong> &gt; <strong id="EN-US_TOPIC_0032042422__b4384756191817">Share</strong> in the <strong id="EN-US_TOPIC_0032042422__b842352706112833">Operation</strong> column.</li><li id="EN-US_TOPIC_0032042422__li970194114514">In the <strong id="EN-US_TOPIC_0032042422__b06281410131912">Share Image</strong> dialog box, click the <strong id="EN-US_TOPIC_0032042422__b133827191190">Stop Sharing</strong> tab.</li><li id="EN-US_TOPIC_0032042422__li1050914505178">Select the project ID for which you want to stop image sharing and click <strong id="EN-US_TOPIC_0032042422__b0354708405">OK</strong>.</li></ol>
</li><li id="EN-US_TOPIC_0032042422__en-us_topic_0029486610_en-us_topic_0029124475_lf3252f40791b4a58967ddb7c4f3e1e31">Click the <strong id="EN-US_TOPIC_0032042422__b1184423091915">Private Images</strong> tab.</li><li id="EN-US_TOPIC_0032042422__li4239569715198">Locate the row that contains the private image that you no longer want to share, and choose <strong id="EN-US_TOPIC_0032042422__b84235270611286">More</strong> &gt; <strong id="EN-US_TOPIC_0032042422__b4384756191817">Share</strong> in the <strong id="EN-US_TOPIC_0032042422__b842352706112833">Operation</strong> column.</li><li id="EN-US_TOPIC_0032042422__li970194114514">In the <strong id="EN-US_TOPIC_0032042422__b06281410131912">Share Image</strong> dialog box, click the <strong id="EN-US_TOPIC_0032042422__b133827191190">Stop Sharing</strong> tab.</li><li id="EN-US_TOPIC_0032042422__li1050914505178">Select the project for which you want to stop the image sharing and click <strong id="EN-US_TOPIC_0032042422__b484141710320">OK</strong>.</li></ol>
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<div class="section" id="EN-US_TOPIC_0032042423__section62599647161137"><h4 class="sectiontitle">Prerequisites</h4><ul id="EN-US_TOPIC_0032042423__ul61080279162120"><li id="EN-US_TOPIC_0032042423__li15134056162120">You have shared private images.</li><li id="EN-US_TOPIC_0032042423__li40536391162120">You have obtained the project IDs of the tenants to be added.</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0032042423__section10036709161137"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0032042423__ol7667132161137"><li id="EN-US_TOPIC_0032042423__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0032042423__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0032042423__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0032042423__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0032042423__en-us_topic_0030713149_b97431281942">Computing</strong>, click <strong id="EN-US_TOPIC_0032042423__en-us_topic_0030713149_b11983555144611">Image Management Service</strong>.<p id="EN-US_TOPIC_0032042423__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
<div class="section" id="EN-US_TOPIC_0032042423__section10036709161137"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0032042423__ol7667132161137"><li id="EN-US_TOPIC_0032042423__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0032042423__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0032042423__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0032042423__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0032042423__en-us_topic_0030713149_b106091520521">Computing</strong>, click <strong id="EN-US_TOPIC_0032042423__en-us_topic_0030713149_b11610185145214">Image Management Service</strong>.<p id="EN-US_TOPIC_0032042423__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
</li></ol>
</li><li id="EN-US_TOPIC_0032042423__en-us_topic_0029486610_en-us_topic_0029124475_lf3252f40791b4a58967ddb7c4f3e1e31">Click the <strong id="EN-US_TOPIC_0032042423__b1249665111196">Private Images</strong> tab.</li><li id="EN-US_TOPIC_0032042423__li17057918161137">Click the image name to view image details.</li><li id="EN-US_TOPIC_0032042423__li20082884161137">Click <strong id="EN-US_TOPIC_0032042423__b39991958154818">Add Tenant</strong>.</li><li id="EN-US_TOPIC_0032042423__li13439175354710">In the <strong id="EN-US_TOPIC_0032042423__b33480121412">Add Tenant</strong> dialog box, enter the project ID of the tenant to be added and click <strong id="EN-US_TOPIC_0032042423__b133519014149">OK</strong>.<p id="EN-US_TOPIC_0032042423__p2176185410478">To add multiple tenants, enter their project IDs and separate them with commas. Click <strong id="EN-US_TOPIC_0032042423__b842352706154825">OK</strong>.</p>
</li><li id="EN-US_TOPIC_0032042423__en-us_topic_0029486610_en-us_topic_0029124475_lf3252f40791b4a58967ddb7c4f3e1e31">Click the <strong id="EN-US_TOPIC_0032042423__b1249665111196">Private Images</strong> tab.</li><li id="EN-US_TOPIC_0032042423__li17057918161137">Click the image name to view image details.</li><li id="EN-US_TOPIC_0032042423__li20082884161137">Click <strong id="EN-US_TOPIC_0032042423__b39991958154818">Add Tenant</strong>.</li><li id="EN-US_TOPIC_0032042423__li13439175354710">In the <strong id="EN-US_TOPIC_0032042423__b124020142811">Add Tenant</strong> dialog box, enter the project ID of the tenant to be added, and click <strong id="EN-US_TOPIC_0032042423__b1936692420297">OK</strong>.<p id="EN-US_TOPIC_0032042423__p2176185410478">To add multiple tenants, enter their project IDs and separate them with commas (,). Click <strong id="EN-US_TOPIC_0032042423__b842352706154825">OK</strong>.</p>
<div class="note" id="EN-US_TOPIC_0032042423__note680812614551"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><ul id="EN-US_TOPIC_0032042423__en-us_topic_0032042418_ul1927613615397"><li id="EN-US_TOPIC_0032042423__en-us_topic_0032042418_li7276836103912"><span id="EN-US_TOPIC_0032042423__en-us_topic_0032042418_ph2447141755114">You can share images only within the region where they reside.</span></li><li id="EN-US_TOPIC_0032042423__en-us_topic_0032042418_li152769368397">A project ID uniquely identifies a tenant in a specific region. If you enter a project ID that belongs to a different region from the images, a message will display indicating that the tenant cannot be found.</li></ul>
</div></div>
</li></ol>

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<h1 class="topictitle1">Deleting Image Recipients Who Can Use Shared Images</h1>
<div id="body1466499722567"><div class="section" id="EN-US_TOPIC_0032087324__section5168915921"><h4 class="sectiontitle">Scenarios</h4><p id="EN-US_TOPIC_0032087324__p14901221429">This section describes how to delete image recipients who can use shared images.</p>
</div>
<div class="section" id="EN-US_TOPIC_0032087324__section62599647161137"><h4 class="sectiontitle">Prerequisites</h4><ul id="EN-US_TOPIC_0032087324__ul61080279162120"><li id="EN-US_TOPIC_0032087324__li15134056162120">You have shared private images.</li><li id="EN-US_TOPIC_0032087324__li40536391162120">You have obtained project IDs of the image recipients.</li></ul>
<div class="section" id="EN-US_TOPIC_0032087324__section62599647161137"><h4 class="sectiontitle">Prerequisites</h4><ul id="EN-US_TOPIC_0032087324__ul61080279162120"><li id="EN-US_TOPIC_0032087324__li15134056162120">You have shared private images.</li><li id="EN-US_TOPIC_0032087324__li40536391162120">You have obtained the project IDs of the image recipients.</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0032087324__section10036709161137"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0032087324__ol7667132161137"><li id="EN-US_TOPIC_0032087324__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0032087324__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0032087324__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0032087324__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0032087324__en-us_topic_0030713149_b97431281942">Computing</strong>, click <strong id="EN-US_TOPIC_0032087324__en-us_topic_0030713149_b11983555144611">Image Management Service</strong>.<p id="EN-US_TOPIC_0032087324__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
<div class="section" id="EN-US_TOPIC_0032087324__section10036709161137"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0032087324__ol7667132161137"><li id="EN-US_TOPIC_0032087324__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0032087324__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0032087324__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0032087324__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0032087324__en-us_topic_0030713149_b106091520521">Computing</strong>, click <strong id="EN-US_TOPIC_0032087324__en-us_topic_0030713149_b11610185145214">Image Management Service</strong>.<p id="EN-US_TOPIC_0032087324__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
</li></ol>
</li><li id="EN-US_TOPIC_0032087324__en-us_topic_0029486610_en-us_topic_0029124475_lf3252f40791b4a58967ddb7c4f3e1e31">Click the <strong id="EN-US_TOPIC_0032087324__b756316311208">Private Images</strong> tab.</li><li id="EN-US_TOPIC_0032087324__li48645191151842">Click the image name to view image details.</li><li id="EN-US_TOPIC_0032087324__li20082884161137">View the tenants who can use shared image.</li><li id="EN-US_TOPIC_0032087324__li23979176164157">Delete one or all of the recipients:<ul id="EN-US_TOPIC_0032087324__ul237865221795"><li id="EN-US_TOPIC_0032087324__li1746926217133">To delete a single image recipient, locate the target recipient and click <strong id="EN-US_TOPIC_0032087324__b84235270615155">Delete</strong>.</li><li id="EN-US_TOPIC_0032087324__li6442422117113">To delete all image recipients, click <strong id="EN-US_TOPIC_0032087324__b842352706151545">Delete All</strong> above the image recipient list.</li></ul>
</li><li id="EN-US_TOPIC_0032087324__li41951192512">Click <strong id="EN-US_TOPIC_0032087324__b17877925184117">Yes</strong>.</li></ol>

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<h1 class="topictitle1">What Will the System Do to an Image File When I Use the File to Register a Private Image?</h1>
<div id="body1466945547316"><p id="EN-US_TOPIC_0032307025__p4184824172112">You are advised to enable automatic configuration when registering a private image using an image file. Then, the system will perform the following operations:</p>
<div class="section" id="EN-US_TOPIC_0032307025__section119078190435"><h4 class="sectiontitle">Linux</h4><ul id="EN-US_TOPIC_0032307025__ul5508127420236"><li id="EN-US_TOPIC_0032307025__en-us_topic_0030713193_li6562114694716">Check whether any PV drivers exist. If yes, the system deletes them.</li><li id="EN-US_TOPIC_0032307025__en-us_topic_0030713193_li16275528117">Modify the <strong id="EN-US_TOPIC_0032307025__b84235270695817">grub</strong> and <strong id="EN-US_TOPIC_0032307025__b84235270695820">syslinux</strong> configuration files to add the OS kernel boot parameters and change the disk partition name (<strong id="EN-US_TOPIC_0032307025__b113485184718">UUID=</strong><em id="EN-US_TOPIC_0032307025__i1963501319105834">UUID of the disk partition</em>).</li><li id="EN-US_TOPIC_0032307025__en-us_topic_0030713193_li1244631311615">Change the names of the disk partitions in the <strong id="EN-US_TOPIC_0032307025__b84235270695742">/etc/fstab</strong> file (<strong id="EN-US_TOPIC_0032307025__b163573185015">UUID=</strong><em id="EN-US_TOPIC_0032307025__i414576687105940">UUID of the disk partition</em>).</li><li id="EN-US_TOPIC_0032307025__en-us_topic_0030713193_li20446413266">Check whether the initrd file has the IDE driver. If no, the system will load the IDE driver.</li><li id="EN-US_TOPIC_0032307025__en-us_topic_0030713193_li10455151315615">Modify the X Window configuration file <strong id="EN-US_TOPIC_0032307025__b84235270610055">/etc/X11/xorg.conf</strong> to prevent display failures.</li><li id="EN-US_TOPIC_0032307025__en-us_topic_0030713193_li54556131366">Delete services of VMware tools.</li><li id="EN-US_TOPIC_0032307025__li1657515311534">Record the latest automatic modification made to the image into <strong id="EN-US_TOPIC_0032307025__b85957329515">/var/log/rainbow_modification_record.log</strong>.</li><li id="EN-US_TOPIC_0032307025__en-us_topic_0030713193_li17455151312617">Copy the built-in VirtIO driver to <strong id="EN-US_TOPIC_0032307025__b18307152110544">initrd</strong> or <strong id="EN-US_TOPIC_0032307025__b153131821185418">initramfs</strong>. For details, see <a href="en-us_topic_0030713143.html">External Image File Formats and Supported OSs</a>.</li></ul>
<div class="section" id="EN-US_TOPIC_0032307025__section119078190435"><h4 class="sectiontitle">Linux</h4><ul id="EN-US_TOPIC_0032307025__ul5508127420236"><li id="EN-US_TOPIC_0032307025__en-us_topic_0030713193_li6562114694716">Check whether any PV drivers exist. If yes, the system deletes them.</li><li id="EN-US_TOPIC_0032307025__en-us_topic_0030713193_li16275528117">Modify the <strong id="EN-US_TOPIC_0032307025__b84235270695817">grub</strong> and <strong id="EN-US_TOPIC_0032307025__b84235270695820">syslinux</strong> configuration files to add the OS kernel boot parameters and change the disk partition name (<strong id="EN-US_TOPIC_0032307025__b113485184718">UUID=</strong><em id="EN-US_TOPIC_0032307025__i1963501319105834">UUID of the disk partition</em>).</li><li id="EN-US_TOPIC_0032307025__en-us_topic_0030713193_li1244631311615">Change the names of the disk partitions in the <strong id="EN-US_TOPIC_0032307025__b84235270695742">/etc/fstab</strong> file (<strong id="EN-US_TOPIC_0032307025__b163573185015">UUID=</strong><em id="EN-US_TOPIC_0032307025__i414576687105940">UUID of the disk partition</em>).</li><li id="EN-US_TOPIC_0032307025__en-us_topic_0030713193_li20446413266">Check whether the initrd file has the IDE driver. If no, the system will load the IDE driver.</li><li id="EN-US_TOPIC_0032307025__en-us_topic_0030713193_li10455151315615">Modify the X Window configuration file <strong id="EN-US_TOPIC_0032307025__b84235270610055">/etc/X11/xorg.conf</strong> to prevent display failures.</li><li id="EN-US_TOPIC_0032307025__en-us_topic_0030713193_li54556131366">Delete services of VMware tools.</li><li id="EN-US_TOPIC_0032307025__li1657515311534">Record the latest automatic modification made to the image into <strong id="EN-US_TOPIC_0032307025__b85957329515">/var/log/rainbow_modification_record.log</strong>.</li><li id="EN-US_TOPIC_0032307025__en-us_topic_0030713193_li17455151312617">Copy built-in VirtIO drivers to <strong id="EN-US_TOPIC_0032307025__b1743319326579">initrd</strong> or <strong id="EN-US_TOPIC_0032307025__b44341132155714">initramfs</strong>. For details, see <a href="en-us_topic_0030713143.html">External Image File Formats and Supported OSs</a>.</li></ul>
<div class="note" id="EN-US_TOPIC_0032307025__note16640061125"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0032307025__p2064015613126">For the following image files, the system does not copy this driver after <strong id="EN-US_TOPIC_0032307025__b174321116713">Enable automatic configuration</strong> is selected:</p>
<ul id="EN-US_TOPIC_0032307025__ul106403621211"><li id="EN-US_TOPIC_0032307025__li1964014671210">Image files whose <strong id="EN-US_TOPIC_0032307025__b17383134317546">/usr</strong> directory is an independent partition</li><li id="EN-US_TOPIC_0032307025__li564046111217">Fedora 29 64bit, Fedora 30 64bit, and CentOS 8.0 64bit image files that use the XFS file system</li><li id="EN-US_TOPIC_0032307025__li146402691216">SUSE 12 SP4 64bit image files that use the ext4 file system</li></ul>
</div></div>
</div>
<div class="section" id="EN-US_TOPIC_0032307025__section1126317553435"><h4 class="sectiontitle">Windows</h4><ul id="EN-US_TOPIC_0032307025__ul37381140163117"><li id="EN-US_TOPIC_0032307025__li11738184083118">Restore the IDE driver to enable the OS to use this driver for its initial start.</li><li id="EN-US_TOPIC_0032307025__li37382040103119">Delete the registry keys of the mouse and keyboard and generate the registry keys on the new platform to ensure that the mouse and keyboard are available.</li><li id="EN-US_TOPIC_0032307025__li1738840123112">Inject the VirtIO driver offline so that the system can start without UVP VMTools installed.</li><li id="EN-US_TOPIC_0032307025__li197387402312">Restore DHCP. The system will dynamically obtain information such as the IP address based on the DHCP protocol.</li></ul>
<div class="section" id="EN-US_TOPIC_0032307025__section1126317553435"><h4 class="sectiontitle">Windows</h4><ul id="EN-US_TOPIC_0032307025__ul37381140163117"><li id="EN-US_TOPIC_0032307025__li11738184083118">Restore the IDE driver so that the OS can use this driver for its initial start.</li><li id="EN-US_TOPIC_0032307025__li37382040103119">Delete the registry keys of the mouse and keyboard and generate the registry keys again to ensure that the mouse and keyboard are available on the new cloud platform.</li><li id="EN-US_TOPIC_0032307025__li1738840123112">Inject VirtIO drivers offline so that the OS can start without UVP VMTools installed.</li><li id="EN-US_TOPIC_0032307025__li197387402312">Restore DHCP. The OS will dynamically obtain information such as the IP address based on the DHCP protocol.</li></ul>
</div>
</div>
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<a name="EN-US_TOPIC_0032326546"></a><a name="EN-US_TOPIC_0032326546"></a>
<h1 class="topictitle1">Image Deletion</h1>
<div id="body1466995442180"><div class="section" id="EN-US_TOPIC_0032326546__section94721826135419"><h4 class="sectiontitle">Will a Private Image Be Automatically Deleted If I Delete the <span id="EN-US_TOPIC_0032326546__text288110513368">ECS</span><span id="EN-US_TOPIC_0032326546__text17514154918384"></span> Used to Create the Image?</h4><p id="EN-US_TOPIC_0032326546__p165874232369">No. Private images created using <span id="EN-US_TOPIC_0032326546__text7523167204817">ECS</span><span id="EN-US_TOPIC_0032326546__text125235717487"></span>s are stored in OBS buckets. Deleting the <span id="EN-US_TOPIC_0032326546__text103193120481">ECS</span><span id="EN-US_TOPIC_0032326546__text123197121486"></span> used to create a private image does not affect the image.</p>
<div id="body1466995442180"><div class="section" id="EN-US_TOPIC_0032326546__section94721826135419"><h4 class="sectiontitle">Will a Private Image Be Automatically Deleted If I Delete the <span id="EN-US_TOPIC_0032326546__text17643481445">ECS</span><span id="EN-US_TOPIC_0032326546__text664848104410"></span> Used to Create the Image?</h4><p id="EN-US_TOPIC_0032326546__p165874232369">No. Private images created using <span id="EN-US_TOPIC_0032326546__text7523167204817">ECS</span><span id="EN-US_TOPIC_0032326546__text125235717487"></span>s are stored in OBS buckets. Deleting the <span id="EN-US_TOPIC_0032326546__text103193120481">ECS</span><span id="EN-US_TOPIC_0032326546__text123197121486"></span> used to create a private image does not affect the image.</p>
</div>
<div class="section" id="EN-US_TOPIC_0032326546__section386754251120"><h4 class="sectiontitle">Can I Delete an Image I Shared with Others If My Image Quota Becomes Insufficient?</h4><p id="EN-US_TOPIC_0032326546__p14250104631116">Yes. You can delete a shared image without requiring any operation by image recipients. After you delete the image, the image recipients cannot use it any longer. Inform the image recipients to back up their data before you delete the image.</p>
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<div class="section" id="EN-US_TOPIC_0034011241__section12716918161831"><h4 class="sectiontitle">Constraints</h4><ul id="EN-US_TOPIC_0034011241__ul3544255069"><li id="EN-US_TOPIC_0034011241__li16677912155520">An image can only be exported to a Standard bucket that is in the same region as the image.</li><li id="EN-US_TOPIC_0034011241__li1754519555613">The following private images cannot be exported:<ul id="EN-US_TOPIC_0034011241__ul3991132155017"><li id="EN-US_TOPIC_0034011241__li19476191413112">Full-ECS images</li><li id="EN-US_TOPIC_0034011241__li181721313173017">ISO images</li><li id="EN-US_TOPIC_0034011241__li4006317915441"><span id="EN-US_TOPIC_0034011241__ph112785316171">Private images created from a Windows, SUSE, Red Hat, Ubuntu, or Oracle Linux public image</span></li></ul>
</li><li id="EN-US_TOPIC_0034011241__li5325121314326">The image size must be less than 1 TB. Images larger than 128 GB support only fast export.</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0034011241__section38081590162757"><h4 class="sectiontitle">Prerequisites</h4><p id="EN-US_TOPIC_0034011241__p1723214361361">An OBS bucket is available in the region where the private image is located.</p>
<p id="EN-US_TOPIC_0034011241__p11986143112383">If no OBS bucket is available, create one by referring to <em id="EN-US_TOPIC_0034011241__i1096553814466">Object Storage Service User Guide</em>. Select <strong id="EN-US_TOPIC_0034011241__b797213811469">Standard</strong> for <strong id="EN-US_TOPIC_0034011241__b9972193818464">Storage Class</strong>.</p>
<div class="section" id="EN-US_TOPIC_0034011241__section38081590162757"><h4 class="sectiontitle">Prerequisites</h4><ul id="EN-US_TOPIC_0034011241__ul2264184473316"><li id="EN-US_TOPIC_0034011241__li5933102184919"><p id="EN-US_TOPIC_0034011241__p45721043497"><a name="EN-US_TOPIC_0034011241__li5933102184919"></a><a name="li5933102184919"></a>You have Administrator permissions for OBS.</p>
</li><li id="EN-US_TOPIC_0034011241__li23231654104813">An OBS bucket is available in the region where the private image is located.<p id="EN-US_TOPIC_0034011241__p0832155144813"><a name="EN-US_TOPIC_0034011241__li23231654104813"></a><a name="li23231654104813"></a>If no OBS bucket is available, create one by referring to <em id="EN-US_TOPIC_0034011241__i1099863616394">Object Storage Service User Guide</em>. Select <strong id="EN-US_TOPIC_0034011241__b1025377392">Standard</strong> for <strong id="EN-US_TOPIC_0034011241__b1021037123917">Storage Class</strong>.</p>
</li></ul>
</div>
<div class="section" id="EN-US_TOPIC_0034011241__section51496588162929"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0034011241__ol654738841760"><li id="EN-US_TOPIC_0034011241__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0034011241__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0034011241__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0034011241__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0034011241__en-us_topic_0030713149_b97431281942">Computing</strong>, click <strong id="EN-US_TOPIC_0034011241__en-us_topic_0030713149_b11983555144611">Image Management Service</strong>.<p id="EN-US_TOPIC_0034011241__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
<div class="section" id="EN-US_TOPIC_0034011241__section51496588162929"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0034011241__ol654738841760"><li id="EN-US_TOPIC_0034011241__li5402522122014">Access the IMS console.<ol type="a" id="EN-US_TOPIC_0034011241__en-us_topic_0030713149_ol247052213714"><li id="EN-US_TOPIC_0034011241__en-us_topic_0030713149_li206531511978">Log in to the management console.</li><li id="EN-US_TOPIC_0034011241__en-us_topic_0030713149_li13653181774">Under <strong id="EN-US_TOPIC_0034011241__en-us_topic_0030713149_b106091520521">Computing</strong>, click <strong id="EN-US_TOPIC_0034011241__en-us_topic_0030713149_b11610185145214">Image Management Service</strong>.<p id="EN-US_TOPIC_0034011241__en-us_topic_0030713149_p153671111353">The IMS console is displayed.</p>
</li></ol>
</li><li id="EN-US_TOPIC_0034011241__li2479272117631">Locate the row that contains the image to be exported, click <strong id="EN-US_TOPIC_0034011241__b84235270614214">More</strong> in the <strong id="EN-US_TOPIC_0034011241__b84235270614225">Operation</strong> column and select <strong id="EN-US_TOPIC_0034011241__b185251374472">Export</strong>.</li><li id="EN-US_TOPIC_0034011241__li142913131919">In the displayed <strong id="EN-US_TOPIC_0034011241__b388624122515">Export Image</strong> dialog box, set the following parameters:<ul id="EN-US_TOPIC_0034011241__ul147111735012"><li id="EN-US_TOPIC_0034011241__li57119351611"><strong id="EN-US_TOPIC_0034011241__b11764175971412">Fast Export</strong>: To export an image larger than 128 GB, you must enable fast export, and you cannot specify the format of the exported image (which can only be ZVHD2). After exporting the image, you can use <strong id="EN-US_TOPIC_0034011241__b10187639204815">qemu-img-hw</strong> to convert it to your desired format. For details, see <a href="en-us_topic_0171668652.html">Converting the Image Format Using qemu-img-hw</a>.<div class="note" id="EN-US_TOPIC_0034011241__note154862511451"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0034011241__p14861451254">For details about differences between export and fast export, see <a href="en-us_topic_0199451475.html">What Are the Differences Between Import/Export and Fast Import/Export?</a></p>
</li><li id="EN-US_TOPIC_0034011241__li2479272117631">Locate the row that contains the image to be exported, click <strong id="EN-US_TOPIC_0034011241__b84235270614214">More</strong> in the <strong id="EN-US_TOPIC_0034011241__b84235270614225">Operation</strong> column and select <strong id="EN-US_TOPIC_0034011241__b185251374472">Export</strong>.</li><li id="EN-US_TOPIC_0034011241__li142913131919">In the displayed <strong id="EN-US_TOPIC_0034011241__b388624122515">Export Image</strong> dialog box, set the following parameters:<ul id="EN-US_TOPIC_0034011241__ul147111735012"><li id="EN-US_TOPIC_0034011241__li57119351611"><strong id="EN-US_TOPIC_0034011241__b11764175971412">Fast Export</strong>: To export an image larger than 128 GB, you must enable fast export, and you cannot specify the format of the exported image (which can only be ZVHD2). After exporting the image, you can use <strong id="EN-US_TOPIC_0034011241__b183405533420">qemu-img-hw</strong> to convert it to your desired format. For details, see <a href="en-us_topic_0171668652.html">Converting the Image Format Using qemu-img-hw</a>.<div class="note" id="EN-US_TOPIC_0034011241__note154862511451"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0034011241__p14861451254">For details about differences between export and fast export, see <a href="en-us_topic_0199451475.html">What Are the Differences Between Import/Export and Fast Import/Export?</a></p>
</div></div>
</li><li id="EN-US_TOPIC_0034011241__li145735215516"><strong id="EN-US_TOPIC_0034011241__b19601101193120">Format</strong>: Select one from <strong id="EN-US_TOPIC_0034011241__b10304102015313">qcow2</strong>, <strong id="EN-US_TOPIC_0034011241__b730292518318">vmdk</strong>, <strong id="EN-US_TOPIC_0034011241__b4663729173119">vhd</strong>, and <strong id="EN-US_TOPIC_0034011241__b494573415316">zvhd</strong> as you need.</li><li id="EN-US_TOPIC_0034011241__li871214355112"><strong id="EN-US_TOPIC_0034011241__b1253515135321">Name</strong>: Enter a name that is easy to identify.</li><li id="EN-US_TOPIC_0034011241__li147121935414"><strong id="EN-US_TOPIC_0034011241__b1378013223210">Storage Path</strong>: Click <span><img id="EN-US_TOPIC_0034011241__image7657115273414" src="en-us_image_0180986761.png"></span> to expand the bucket list and select an OBS bucket for storing the exported image.<div class="note" id="EN-US_TOPIC_0034011241__note9630154134810"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0034011241__p166311140482">An image can only be exported to a Standard bucket that is in the same region as the image. So, only such buckets are available in the list.</p>
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