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zhangyue
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Reviewed-by: Miskanin, Jan <jan.miskanin@t-systems.com> Co-authored-by: zhangyue <zhangyue164@huawei.com> Co-committed-by: zhangyue <zhangyue164@huawei.com>
24 lines
3.3 KiB
HTML
24 lines
3.3 KiB
HTML
<a name="evs_faq_0012"></a><a name="evs_faq_0012"></a>
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<h1 class="topictitle1">If I Detach a Disk, Will I Lose the Data on My Disk?</h1>
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<div id="body1437825881456"><p id="evs_faq_0012__p9759146164214">It depends on if the disk is encrypted or not.</p>
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<ul id="evs_faq_0012__ul1994413395427"><li id="evs_faq_0012__li69443392425">Encrypted<ul id="evs_faq_0012__ul149071512115113"><li id="evs_faq_0012__li1890718124519">The CMK is disabled or scheduled for deletion.<p id="evs_faq_0012__p8713758194614"><a name="evs_faq_0012__li1890718124519"></a><a name="li1890718124519"></a>The disk can still be used, but there is no guarantee for how long it will be usable. If the disk is detached, it will be impossible to re-attach it later. In this case, do not detach the disk without a working CMK.</p>
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<p id="evs_faq_0012__p066717432457">The restoration method varies depending on the CMK status. For details, see <a href="evs_01_0001.html">EVS Encryption</a>.</p>
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</li><li id="evs_faq_0012__li133153524528">The CMK is available.<p id="evs_faq_0012__p126142195413"><a name="evs_faq_0012__li133153524528"></a><a name="li133153524528"></a>The disk can be detached and re-attached, and data on the disk will not be lost.</p>
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<p id="evs_faq_0012__p79501051145415">To ensure your data safety, you are advised to follow the instructions described in <a href="#evs_faq_0012__section1567714137557">Disk Detachment Process</a>.</p>
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</li></ul>
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</li><li id="evs_faq_0012__li156607502561">Non-encrypted<p id="evs_faq_0012__p1610812011579"><a name="evs_faq_0012__li156607502561"></a><a name="li156607502561"></a>Data on a disk will not be lost after the disk is detached, and the disk can be re-attached later if needed.</p>
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<p id="evs_faq_0012__p155073875717">To ensure your data safety, you are advised to follow the instructions described in <a href="#evs_faq_0012__section1567714137557">Disk Detachment Process</a>.</p>
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</li></ul>
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<div class="section" id="evs_faq_0012__section1567714137557"><a name="evs_faq_0012__section1567714137557"></a><a name="section1567714137557"></a><h4 class="sectiontitle">Disk Detachment Process</h4><ul id="evs_faq_0012__ul38051401811"><li id="evs_faq_0012__li12805174013816">For disks not supporting online detachment:<ol id="evs_faq_0012__ol6805540186"><li id="evs_faq_0012__li580515401088">Stop <span id="evs_faq_0012__text48058401684">the server</span> where the disk was attached.</li><li id="evs_faq_0012__li48055401987">After <span id="evs_faq_0012__text9805114012819">the server</span> has stopped, detach the disk.</li></ol>
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</li><li id="evs_faq_0012__li1980574010818">For disks supporting online detachment:<p id="evs_faq_0012__p14805140583"><a name="evs_faq_0012__li1980574010818"></a><a name="li1980574010818"></a>Detach the disk from a running ECS. For details, see <span class="menucascade" id="evs_faq_0012__menucascade40704968493044"><b><span class="uicontrol" id="evs_faq_0012__uicontrol23094277793053">Management</span></b> > <b><span class="uicontrol" id="evs_faq_0012__uicontrol36060107193056">Detaching an EVS Disk from a Running ECS</span></b></span> in the <em id="evs_faq_0012__i84235269793020">Elastic Cloud Server User Guide</em>.</p>
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</li></ul>
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</div>
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</div>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="evs_01_0079.html">Detachment</a></div>
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</div>
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</div>
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