forked from docs/doc-exports
Lu, Huayi
95132e24fc
Reviewed-by: Pruthi, Vineet <vineet.pruthi@t-systems.com> Reviewed-by: Rechenburg, Matthias <matthias.rechenburg@t-systems.com> Co-authored-by: Lu, Huayi <luhuayi@huawei.com> Co-committed-by: Lu, Huayi <luhuayi@huawei.com>
34 lines
6.5 KiB
HTML
34 lines
6.5 KiB
HTML
<a name="EN-US_TOPIC_0000001658895278"></a><a name="EN-US_TOPIC_0000001658895278"></a>
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<h1 class="topictitle1">Creating a DR Task</h1>
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<div id="body8662426"><div class="section" id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_section18973174316618"><h4 class="sectiontitle">Creating an Intra-Region Cluster-Level DR Task</h4><p id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_p960145018613"><strong id="EN-US_TOPIC_0000001658895278__b9982143212149">Prerequisites</strong></p>
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<p id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_p4191961173">You can create a DR task only when the cluster is in the <strong id="EN-US_TOPIC_0000001658895278__b135771451205617">Available</strong> or <strong id="EN-US_TOPIC_0000001658895278__b06007547569">Unbalanced</strong> state.</p>
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<p id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_p33341049296"><strong id="EN-US_TOPIC_0000001658895278__b16433124317145">Procedure</strong></p>
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<ol id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_ol1447712101013"><li id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_li2471412141016"><span>Log in to the GaussDB(DWS) management console.</span></li><li id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_li4471312181015"><span>In the navigation pane on the left, choose <strong id="EN-US_TOPIC_0000001658895278__b1282816511795">DR Tasks</strong>.</span></li><li id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_li17471612131013"><span>On the displayed page, click <strong id="EN-US_TOPIC_0000001658895278__b05016231512">Create</strong>.</span></li><li id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_li19481712111012"><span>Select the type and enter the name of the DR task to be created.</span><p><ul id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_ul648171251012"><li id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_li19481512181012"><strong id="EN-US_TOPIC_0000001658895278__b19316173385820">Type</strong>: <strong id="EN-US_TOPIC_0000001658895278__b147344171510">Intra-region DR</strong></li><li id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_li13481812151016"><strong id="EN-US_TOPIC_0000001658895278__b1563164065813">Name</strong>: Enter 4 to 64 case-insensitive characters, starting with a letter. Only letters, digits, hyphens (-), and underscores (_) are allowed.</li></ul>
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<p id="EN-US_TOPIC_0000001658895278__p1323822773419"></p>
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<p id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_p19594143819261"></p>
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</p></li><li id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_li149131271013"><span>Configure the production cluster.</span><p><ul id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_ul44991251012"><li id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_li1049171201015">Select a created production cluster from the drop-down list.</li><li id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_li174991251012">After a production cluster is selected, the system automatically displays its AZ.</li></ul>
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</p></li><li id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_li05081216107"><span>Configure the DR cluster.</span><p><ul id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_ul12507122103"><li id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_li7506124107">Select the AZ associated with the region where the DR cluster resides.<div class="note" id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_note135091217107"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_p5145118162518">The AZ of the DR cluster can be the same as that of the production cluster. In a 3-AZ cluster, any of the three AZs can be selected for DR.</p>
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</div></div>
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</li><li id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_li1503128105">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_0000001658895278__en-us_topic_0000001423159661_p14661165912415"><a name="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_li1503128105"></a><a name="en-us_topic_0000001423159661_li1503128105"></a><span><img id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_image16502707256" src="figure/en-us_image_0000001711439624.png" 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_0000001658895278__en-us_topic_0000001423159661_li1750131211015"><span>Configure advanced parameters. Select <strong id="EN-US_TOPIC_0000001658895278__b68542021152911">Default</strong> to keep the default values of the advanced parameters. You can also select <strong id="EN-US_TOPIC_0000001658895278__b962174210306">Custom</strong> to modify the values.</span><p><ul id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_ul4511112191012"><li id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_li2051512131016">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.<div class="note" id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_note135191218106"><img src="public_sys-resources/note_3.0-en-us.png"><span class="notetitle"> </span><div class="notebody"><p id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_p851912161015">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_0000001658895278__en-us_topic_0000001423159661_li451131221018"><span>Click <strong id="EN-US_TOPIC_0000001658895278__b5644182313207">OK</strong>.</span><p><p id="EN-US_TOPIC_0000001658895278__en-us_topic_0000001423159661_p65113125104">The DR status will then change to <strong id="EN-US_TOPIC_0000001658895278__b93194182410">Creating</strong>. Wait until the creation is complete, and the DR status will change to <strong id="EN-US_TOPIC_0000001658895278__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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