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Ru, Li Yi
f51ec873f3
Reviewed-by: Wagner, Fabian <fabian.wagner@t-systems.com> Co-authored-by: Ru, Li Yi <liyiru7@huawei.com> Co-committed-by: Ru, Li Yi <liyiru7@huawei.com>
16 lines
3.4 KiB
HTML
16 lines
3.4 KiB
HTML
<a name="rds_modify_availability"></a><a name="rds_modify_availability"></a>
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<h1 class="topictitle1">Changing the Failover Priority</h1>
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<div id="body1516794812510"><div class="section" id="rds_modify_availability__section241540814823"><h4 class="sectiontitle"><strong id="rds_modify_availability__b84235270694112">Scenarios</strong></h4><p id="rds_modify_availability__p4215797114827">You can configure the <span class="keyword" id="rds_modify_availability__keyword17315165666">failover priority</span> for reliability or for availability, depending on your service requirements.</p>
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<ul id="rds_modify_availability__ul28431433202424"><li id="rds_modify_availability__li54220889202424"><strong id="rds_modify_availability__b842352706201115">Reliability</strong>: This option is selected by default. Data consistency is preferentially ensured during a primary/standby failover. This is recommended for users whose highest priority is data consistency.</li><li id="rds_modify_availability__li53530971202511"><strong id="rds_modify_availability__b842352706201121">Availability</strong>: Database availability is preferentially ensured during a primary/standby failover. This is recommended for users who require their databases to provide uninterrupted online services.</li></ul>
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</div>
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<div class="section" id="rds_modify_availability__section45421719172826"><h4 class="sectiontitle">Procedure</h4><ol id="rds_modify_availability__ol36506495172844"><li id="rds_modify_availability__li17616348171"><span>Log in to the management console.</span></li><li id="rds_modify_availability__li146168481712"><span>Click <span><img id="rds_modify_availability__rds_modify_instance_name_en-us_topic_0192953815_image192529212293" src="en-us_image_0000001191211679.png"></span> in the upper left corner and select a region and a project.</span></li><li id="rds_modify_availability__li96167481711"><span>Click <strong id="rds_modify_availability__rds_modify_instance_name_b171171523153019">Service List</strong>. Under <strong id="rds_modify_availability__rds_modify_instance_name_b111722319302">Database</strong>, click <strong id="rds_modify_availability__rds_modify_instance_name_b15118152363010">Relational Database Service</strong>. The RDS console is displayed.</span></li><li id="rds_modify_availability__li61161897172844"><span>On the <strong id="rds_modify_availability__b84235270615219">Instances</strong> page, click the target primary/standby DB instances.</span></li><li id="rds_modify_availability__li36398892172958"><span>In the <strong id="rds_modify_availability__b2012464674119">DB Information</strong> area on the displayed <span class="uicontrol" id="rds_modify_availability__uicontrol199829114610398"><b>Basic Information</b></span> page, click <span class="uicontrol" id="rds_modify_availability__uicontrol101389055103927"><b>Change</b></span> in the <span class="uicontrol" id="rds_modify_availability__uicontrol1587285283113947"><b>Failover Priority</b></span> field. In the displayed dialog box, select a priority and click <span class="uicontrol" id="rds_modify_availability__uicontrol2100342389114039"><b>OK</b></span>.</span></li><li id="rds_modify_availability__li7163133174316"><span>View the results on the <span class="uicontrol" id="rds_modify_availability__uicontrol920993936193611"><b>Basic Information</b></span> page.</span></li></ol>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="rds_05_0001.html">Instance Modifications</a></div>
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