<p>This article describes how to back up automatically.</p> <p><strong><span style="font-size:18px">Prerequisites</span></strong></p> <p>You have successfully created a DDS Instance. For more information, see <a href="http://pinganyun.com/ssr/help/database/mongodb/Manual.Instance_Management.Create_Instance.Create_Common_Instance" target="_blank">Create a General Instance</a>.</p> <p><strong><span style="font-size:18px">Usage Guidelines</span></strong></p> <p>1. Only general instance supports backup operation.</p> <p>2. <strong>Backup Start Time</strong> cannot overlap with <strong>Time Segment</strong>. For more information about time segment, see <a href="http://pinganyun.com/ssr/help/database/mongodb/Manual.Instance_Management.Time_Segment" target="_blank">Set Time Segment</a>.</p> <p><strong><span style="font-size:18px">Procedures</span></strong></p> <p>1. Log in to <a href="http://pinganyun.com/console/mongodb/overview" target="_blank">DDS Management Console</a>.</p> <p>2. In the left navigation pane, click <strong>DDS Cluster</strong> to enter the <strong>DBPaaS for DDS</strong> page.</p> <p>3. Select the target region.</p> <p>4. Click <strong>Manage</strong> in the <strong>Operations</strong> column of the target instance, and select the <strong>Backup </strong>page.</p> <p>5. Click the <strong>Setting </strong>tab, and set and view automatic backup policy.</p> <p>6. In the <strong>Backup Policy</strong> area, you can view the current backup policy.</p> <table border="1" cellpadding="0" cellspacing="0"> <tbody> <tr> <td style="background-color:#ededed; vertical-align:top"> <p><strong>Configuration item</strong></p> </td> <td style="background-color:#ededed; vertical-align:top"> <p><strong>Description</strong></p> </td> </tr> <tr> <td style="vertical-align:top"> <p>Data Retention Period</p> </td> <td style="vertical-align:top"> <p>Data retention period for automatic backup is one month by default.</p> <p>You can set <strong>Data Retention Period</strong> in the <strong>Adjustment Strategy</strong> area.</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>Log Retention Period</p> </td> <td style="vertical-align:top"> <p>Log retention period for automatic backup is one month by default.</p> <p>You can set <strong>Log Retention Period</strong> in the <strong>Adjustment Strategy</strong> area.</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>Backup Cycle</p> </td> <td style="vertical-align:top"> <p>The backup cycle of automatic backup is daily by default.</p> <p>You can set <strong>Backup Cycle</strong> in the <strong>Adjustment Strategy</strong> area.</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>Backup Startup Period</p> </td> <td style="vertical-align:top"> <p>The start time of automatic backup is from 23:00 to 00:00 by default.</p> <p>You can set <strong>Backup Startup Period </strong>in the <strong>Adjustment Strategy</strong> area.</p> </td> </tr> </tbody> </table> <p>7. On the <strong>Adjustment Strategy</strong> page, you can set automatic backup policy based on the following information.</p> <table border="1" cellpadding="0" cellspacing="0"> <tbody> <tr> <td style="vertical-align:top"> <p><strong>Configuration item</strong></p> </td> <td style="vertical-align:top"> <p><strong>Description</strong></p> </td> </tr> <tr> <td style="vertical-align:top"> <p>Data Retention Period</p> </td> <td style="vertical-align:top"> <p>Data retention period for automatic backup is one month by default.</p> <p>Set month and year:</p> <p>&bull; By month. The value range is 1 to 11.</p> <p>&bull; By year. The value range is 1 to 5.</p> <p><img src="https://obs-cn-shanghai.yun.pingan.com/pcp-portal/20202508094228-1383abc699b8.png" style="height:20px; margin:0px; width:80px" />: <strong>Data Retention Period</strong> and <strong>Log Retention Period</strong> are synchronized.</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>Log Retention Period</p> </td> <td style="vertical-align:top"> <p>Log retention period for automatic backup is one month by default.</p> <p>Set month and year:</p> <p>&bull; By month. The value range is 1 to 11.</p> <p>&bull; By year. The value range is 1 to 5.</p> <p><img src="https://obs-cn-shanghai.yun.pingan.com/pcp-portal/20202508094228-1383abc699b8.png" style="height:20px; margin:0px; width:80px" />: <strong>Data Retention Period</strong> and <strong>Log Retention Period</strong> are synchronized.</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>Backup Startup Period</p> </td> <td style="vertical-align:top"> <p>Automatic Backup Start Time</p> </td> </tr> <tr> <td style="vertical-align:top"> <p>Backup Cycle</p> </td> <td style="vertical-align:top"> <p>Set target backup cycle</p> </td> </tr> </tbody> </table> <p>8. Click <strong>Adjustment Strategy</strong>.</p> <p><img src="https://obs-cn-shanghai.yun.pingan.com/pcp-portal/20202508094256-1581f69a987a.png" style="height:227px; width:830px" /></p> <p><strong><span style="font-size:18px">Result</span></strong></p> <p>&bull; <strong>Operation Succeeded </strong>is displayed at the bottom of the page.</p> <p>&bull; The target value of <strong>Backup Cycle</strong> in the <strong>Backup Policy</strong> area.</p> <p><img src="https://obs-cn-shanghai.yun.pingan.com/pcp-portal/20202508094317-16c8b4f49ff7.png" style="height:126px; width:830px" /></p> <p><strong><span style="font-size:18px">Subsequent Operation</span></strong></p> <p>&bull; On the <strong>Backup</strong> page, select <strong>Information</strong> to view all backup records.</p> <p>&bull; You can search backup data based on time.</p> <p><img src="https://obs-cn-shanghai.yun.pingan.com/pcp-portal/20202508094339-1dfab2ab98cd.png" style="height:43px; width:553px" /></p> <p>&bull; For restoration, you can select target automatic backup record. For more information, see <a href="http://pinganyun.com/ssr/help/database/mongodb/Manual.Backup_and_Restore.Restore" target="_blank">Restore Backup</a>.</p>