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Wang , Deng Ke
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Reviewed-by: Boka, Ladislav <ladislav.boka@t-systems.com> Co-authored-by: Wang , Deng Ke <wangdengke2@huawei.com> Co-committed-by: Wang , Deng Ke <wangdengke2@huawei.com>
29 lines
6.3 KiB
HTML
29 lines
6.3 KiB
HTML
<a name="dds_03_0031"></a><a name="dds_03_0031"></a>
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<h1 class="topictitle1">Restoring a Single Node Instance from a Backup</h1>
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<div id="body1524715239686"><div class="section" id="dds_03_0031__section20967309195347"><h4 class="sectiontitle">Scenarios</h4><p id="dds_03_0031__p41350899195353">This section describes how to restore a single node instance from a backup.</p>
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</div>
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<div class="section" id="dds_03_0031__section46010409406"><h4 class="sectiontitle">Restoration Precautions</h4><ul id="dds_03_0031__ul1276104674120"><li id="dds_03_0031__li157621446154117">When you restore the DB instance from a backup file, a full backup file is downloaded from OBS and then restored to the DB instance at an average speed of 40 MB/s.</li></ul>
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<div class="section" id="dds_03_0031__section5636963115314"><h4 class="sectiontitle">Method 1</h4><ol id="dds_03_0031__ol61173609153117"><li id="dds_03_0031__li312682313217"><span><a href="dds_02_0043.html">Log in to the DDS console.</a></span></li><li id="dds_03_0031__li34566410153117"><span>On the <strong id="dds_03_0031__b11641192414149">Instance Management</strong> page, click the target single node instance.</span></li><li id="dds_03_0031__li871615100517"><span>In the navigation pane on the left, click <span class="uicontrol" id="dds_03_0031__uicontrol087111269143"><b>Backups & Restorations</b></span>.</span></li><li id="dds_03_0031__li3178123195410"><span>On the <strong id="dds_03_0031__b2746439175313">Backups & Restorations</strong> page, locate the target backup and click <strong id="dds_03_0031__b7747143915317">Restore</strong> in the <strong id="dds_03_0031__b074883910535">Operation</strong> column.</span></li><li id="dds_03_0031__li831613345514"><span>In the displayed window, select a restoration mode and click <strong id="dds_03_0031__b4430125145311">OK</strong>.</span><p><ul id="dds_03_0031__ul63176338558"><li id="dds_03_0031__li1231773385512">Create New Instance<p id="dds_03_0031__p231863355512"><a name="dds_03_0031__li1231773385512"></a><a name="li1231773385512"></a>The <strong id="dds_03_0031__b536415317559">Create New Instance</strong> page is displayed for you to create a DB instance using the backup data. The new DB instance is independent from the original one.</p>
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<ul id="dds_03_0031__ul113192331551"><li id="dds_03_0031__li1782103723">The database type, DB instance type, compatible MongoDB version, storage engine, and storage type must be the same as those of the original and cannot be changed.</li><li id="dds_03_0031__li128303121">The storage space is the same as that of the original instance by default. You can only increase the storage space.</li><li id="dds_03_0031__li1032733365511">Other settings have default values and can be modified. For details, see section <a href="dds_02_0023.html">Creating a Single Node Instance</a>.</li></ul>
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</li><li id="dds_03_0031__li1333013314556">Restore to Original<div class="notice" id="dds_03_0031__note1433133317555"><span class="noticetitle"><img src="public_sys-resources/notice_3.0-en-us.png"> </span><div class="noticebody"><ul id="dds_03_0031__ul1788224124220"><li id="dds_03_0031__li287102418427">Restoring to the original DB instance will overwrite all existing data and the DB instance will be temporarily unavailable during the restoration.</li><li id="dds_03_0031__li187182420429">The administrator password of the database instance remains unchanged after the restoration.</li></ul>
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</div></div>
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</li></ul>
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</p></li></ol>
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</div>
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<div class="section" id="dds_03_0031__section33115794114910"><h4 class="sectiontitle">Method 2</h4><ol id="dds_03_0031__ol47948639114632"><li id="dds_03_0031__li96561043295"><span><a href="dds_02_0043.html">Log in to the DDS console.</a></span></li><li id="dds_03_0031__li015310321518"><span>In the navigation pane on the left, click <span class="uicontrol" id="dds_03_0031__uicontrol829840101519"><b>Backup Management</b></span>.</span></li><li id="dds_03_0031__li1371442117577"><span>On the <strong id="dds_03_0031__b137994335510">Backup Management</strong> page, locate the target backup on the <strong id="dds_03_0031__b780184317551">Single Nodes</strong> tab and click <strong id="dds_03_0031__b2801343145514">Restore</strong> in the <strong id="dds_03_0031__b78124312551">Operation</strong> column.</span></li><li id="dds_03_0031__li127212234586"><span>In the displayed window, select a restoration mode and click <strong id="dds_03_0031__dds_03_0031_b4430125145311">OK</strong>.</span><p><ul id="dds_03_0031__dds_03_0031_ul63176338558"><li id="dds_03_0031__dds_03_0031_li1231773385512">Create New Instance<p id="dds_03_0031__dds_03_0031_p231863355512"><a name="dds_03_0031__dds_03_0031_li1231773385512"></a><a name="dds_03_0031_li1231773385512"></a>The <strong id="dds_03_0031__dds_03_0031_b536415317559">Create New Instance</strong> page is displayed for you to create a DB instance using the backup data. The new DB instance is independent from the original one.</p>
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<ul id="dds_03_0031__dds_03_0031_ul113192331551"><li id="dds_03_0031__dds_03_0031_li1782103723">The database type, DB instance type, compatible MongoDB version, storage engine, and storage type must be the same as those of the original and cannot be changed.</li><li id="dds_03_0031__dds_03_0031_li128303121">The storage space is the same as that of the original instance by default. You can only increase the storage space.</li><li id="dds_03_0031__dds_03_0031_li1032733365511">Other settings have default values and can be modified. For details, see section <a href="dds_02_0023.html">Creating a Single Node Instance</a>.</li></ul>
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</li><li id="dds_03_0031__dds_03_0031_li1333013314556">Restore to Original<div class="notice" id="dds_03_0031__dds_03_0031_note1433133317555"><span class="noticetitle"><img src="public_sys-resources/notice_3.0-en-us.png"> </span><div class="noticebody"><ul id="dds_03_0031__dds_03_0031_ul1788224124220"><li id="dds_03_0031__dds_03_0031_li287102418427">Restoring to the original DB instance will overwrite all existing data and the DB instance will be temporarily unavailable during the restoration.</li><li id="dds_03_0031__dds_03_0031_li187182420429">The administrator password of the database instance remains unchanged after the restoration.</li></ul>
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</div></div>
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</li></ul>
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</p></li></ol>
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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="dds_03_0006.html">Backup and Restore</a></div>
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