forked from docs/doc-exports
Lu, Huayi
c5fcb46315
Reviewed-by: Hasko, Vladimir <vladimir.hasko@t-systems.com> Co-authored-by: Lu, Huayi <luhuayi@huawei.com> Co-committed-by: Lu, Huayi <luhuayi@huawei.com>
34 lines
6.2 KiB
HTML
34 lines
6.2 KiB
HTML
<a name="EN-US_TOPIC_0000001134400768"></a><a name="EN-US_TOPIC_0000001134400768"></a>
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<h1 class="topictitle1">Creating a DR Task</h1>
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<div id="body0000001082434745"><div class="section" id="EN-US_TOPIC_0000001134400768__section13159138192819"><h4 class="sectiontitle">Prerequisites</h4><p id="EN-US_TOPIC_0000001134400768__p1340684692818">You can create a DR task only when the cluster is in the <strong id="EN-US_TOPIC_0000001134400768__b135771451205617">Available</strong> or <strong id="EN-US_TOPIC_0000001134400768__b06007547569">Unbalanced</strong> state.</p>
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</div>
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<div class="section" id="EN-US_TOPIC_0000001134400768__section1696913483283"><h4 class="sectiontitle">Procedure</h4><ol id="EN-US_TOPIC_0000001134400768__ol7180115316295"><li id="EN-US_TOPIC_0000001134400768__li1118010535295"><span>Log in to the GaussDB(DWS) management console.</span></li><li id="EN-US_TOPIC_0000001134400768__li5180135315292"><span>In the navigation pane on the left, click <strong id="EN-US_TOPIC_0000001134400768__b1282816511795">DR Tasks</strong>.</span></li><li id="EN-US_TOPIC_0000001134400768__li1818085372917"><span>On the displayed page, click <strong id="EN-US_TOPIC_0000001134400768__b05016231512">Create</strong>.</span></li><li id="EN-US_TOPIC_0000001134400768__li318118534294"><span>Select the type and enter the name of the DR task to be created.</span><p><ul id="EN-US_TOPIC_0000001134400768__ul1618111537294"><li id="EN-US_TOPIC_0000001134400768__li1818135372914"><strong id="EN-US_TOPIC_0000001134400768__b19316173385820">Type</strong>: <strong id="EN-US_TOPIC_0000001134400768__b147344171510">Cross-AZ DR</strong></li><li id="EN-US_TOPIC_0000001134400768__li2181145382918"><strong id="EN-US_TOPIC_0000001134400768__b1563164065813">Name</strong>: Enter 4 to 64 case-insensitive characters, starting with a letter. Only letters, digits, hyphens (-), and underscores (_) are allowed.<p id="EN-US_TOPIC_0000001134400768__p1818295342911"><span><img id="EN-US_TOPIC_0000001134400768__image15182155311294" src="figure/en-us_image_0000001134560730.png" height="101.78795900000001" width="473.8125" title="Click to enlarge" class="imgResize"></span></p>
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</li></ul>
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</p></li><li id="EN-US_TOPIC_0000001134400768__li2018255311294"><span>Configure the production cluster.</span><p><ul id="EN-US_TOPIC_0000001134400768__ul0182105310296"><li id="EN-US_TOPIC_0000001134400768__li1182953112920">Select a created production cluster from the drop-down list.</li><li id="EN-US_TOPIC_0000001134400768__li161821753112910">After a production cluster is selected, the system automatically displays its AZ.<p id="EN-US_TOPIC_0000001134400768__p11821953132918"><a name="EN-US_TOPIC_0000001134400768__li161821753112910"></a><a name="li161821753112910"></a><span><img id="EN-US_TOPIC_0000001134400768__image1318210536294" src="figure/en-us_image_0000001134400948.png" height="109.79682000000001" width="469.82250000000005" title="Click to enlarge" class="imgResize"></span></p>
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</li></ul>
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</p></li><li id="EN-US_TOPIC_0000001134400768__li15183353192913"><span>Configure the DR cluster.</span><p><ul id="EN-US_TOPIC_0000001134400768__ul111831553112919"><li id="EN-US_TOPIC_0000001134400768__li14183125312297">Select the AZ associated with the region where the DR cluster resides.<div class="note" id="EN-US_TOPIC_0000001134400768__note111837539291"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0000001134400768__p1618316538295">The production cluster AZ will be filtered out from the available DR cluster AZs.</p>
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</div></div>
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</li><li id="EN-US_TOPIC_0000001134400768__li2183353142916">After you select an AZ for the DR cluster, homogeneous DR clusters will be displayed. If no DR cluster is available, create a cluster with the same configurations as the production cluster.<p id="EN-US_TOPIC_0000001134400768__p111832053192910"><a name="EN-US_TOPIC_0000001134400768__li2183353142916"></a><a name="li2183353142916"></a><span><img id="EN-US_TOPIC_0000001134400768__image1818310537291" src="figure/en-us_image_0000001180440313.png" height="128.772196" width="490.77000000000004" title="Click to enlarge" class="imgResize"></span></p>
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</li></ul>
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</p></li><li id="EN-US_TOPIC_0000001134400768__li151831553102916"><span>Configure advanced parameters. Select <strong id="EN-US_TOPIC_0000001134400768__b68542021152911">Default</strong> to keep the default values of the advanced parameters. You can also select <strong id="EN-US_TOPIC_0000001134400768__b962174210306">Custom</strong> to modify the values.</span><p><ul id="EN-US_TOPIC_0000001134400768__ul61841153152919"><li id="EN-US_TOPIC_0000001134400768__li418455302915">The DR synchronization period indicates the interval for synchronizing incremental data from the production cluster to the DR cluster. Set this parameter based on the actual service data volume.<p id="EN-US_TOPIC_0000001134400768__p16184165320295"><a name="EN-US_TOPIC_0000001134400768__li418455302915"></a><a name="li418455302915"></a><span><img id="EN-US_TOPIC_0000001134400768__image318475322918" src="figure/en-us_image_0000001134400946.png" height="100.02730500000001" width="470.82000000000005" title="Click to enlarge" class="imgResize"></span></p>
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<div class="note" id="EN-US_TOPIC_0000001134400768__note1818445372913"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0000001134400768__p41841553152920">The default DR synchronization period is 30 minutes.</p>
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</div></div>
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</li></ul>
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</p></li><li id="EN-US_TOPIC_0000001134400768__li1218455314294"><span>Click <strong id="EN-US_TOPIC_0000001134400768__b5644182313207">OK</strong>.</span><p><p id="EN-US_TOPIC_0000001134400768__p518513532294">The DR status will then change to <strong id="EN-US_TOPIC_0000001134400768__b93194182410">Creating</strong>. Wait until the creation is complete, and the DR status will change to <strong id="EN-US_TOPIC_0000001134400768__b182332311257">Not Started</strong>.</p>
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</p></li></ol>
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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="dws_01_0080.html">Cluster DR</a></div>
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</div>
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</div>
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