<p>This article describes how to degrade the computing specifications of a read-only instance.</p> <p><span style="font-size:18px"><strong>Overview</strong></span></p> <p>The computing specifications of a read-only instance can be degraded independently from that of a general instance. You can degrade the computing specifications of a citywide or remote read-only instance respectively in the RDS Console.</p> <p><span style="font-size:18px"><strong>Prerequisites</strong></span></p> <p>You have successfully created a read-only instance. For more information, see <a href="http://pinganyun.com/ssr/help/database/RDS/User_Guide_RDS_MySQL.Instance_Management.Create_Instance.Create_Read_Only_Instance" target="_blank">Create a Read-Only Instance</a>.</p> <p><span style="font-size:18px"><strong>Usage Guidelines</strong></span></p> <p>Currently only computing specifications can be degraded.</p> <p><span style="font-size:18px"><strong>Procedures</strong></span></p> <p>1.&nbsp; Log in to the <a href="http://pinganyun.com/console/rds/overview" target="_blank">RDS Console</a>.</p> <p>2.&nbsp; In the left navigation pane, click <strong>RDS-MySQL</strong> to enter the <strong>DBPaaS for RDS-MySQL</strong> page.</p> <p>3.&nbsp; Select the target region.</p> <p>4.&nbsp; In the <strong>Operations </strong>column of the target read-only instance, click <strong>Manage</strong>. Select <strong>Capacity</strong> tab.</p> <p>5.&nbsp; Click <strong>Configuration Changes</strong>.</p> <p><img src="https://obs-cn-shanghai.yun.pingan.com/pcp-portal/20200607094949-118ec4dc9d45.png" style="height:238px; width:795px" /></p> <p>6.&nbsp; In the <strong>Compute Spec</strong> area, select the target memory specifications to degrade to. Click <strong>SETTINGS</strong> to enter <strong>Compute Spec</strong> page and then click <strong>Confirm</strong> to enter the <strong>Order Confirmation</strong> page.</p> <p>7.&nbsp; Click <strong>CONFIRM DEGRADE</strong>.</p> <p><span style="font-size:18px"><strong>Result</strong></span></p> <p><strong>Method 1:</strong></p> <ol> <li>On the <strong>Payment Result</strong> page, click <strong>VIEW ORDER </strong>to enter the <strong>Order</strong> <strong>Management</strong> page.</li> <li>The <strong>Status</strong> of target order is <strong>Finished</strong>.</li> </ol> <p><strong>Method 2:</strong></p> <p>In the left navigation pane, click <strong>RDS-MySQL</strong>. On the <strong>DBPaaS for RDS-MySQL</strong> page, select the target region. You can view the just created read-only instance and its <strong>Status</strong> changes from <strong>Downgrading</strong> to <strong>Running</strong>.</p> <p><strong>Method 3:</strong></p> <p>In the <strong>Operations </strong>column of the target instance, click <strong>Manage</strong>. Select <strong>Capacity</strong> tab. In the <strong>Capacity</strong> area, you can view that the values of <strong>CPU, Database Memory,</strong> and <strong>Storage</strong> of the read-only instance are target ones.</p>