This topic describes how to create and manage rules of threshold value alerts in the DRDS console. The alert feature helps you detect exceptions of instances, databases, and storage nodes of DRDS and handle the exceptions in time. This topic uses instance monitoring as an example to describe how to manage alert rules.

Create an alert rule

  1. Log on to the DRDS console.
  2. In the top navigation bar, select the region where the target instance is located.
  3. On the Instances page, find the instance for which you want to create an alert rule and click the instance ID.
  4. In the left-side navigation pane, choose Monitoring and Alerting > Instance Monitoring.
  5. On the Instance Monitoring page, click Set Alert Rules.
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  6. On the Alert Rules page, click Create Alert Rule.
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  7. On the page that appears, specify the alert rule parameters based on your business requirements.
    Note In the Related Resource section, select Cloud-Native Distributed Database PolarDB-X 1.0 from the Product drop-down list. For more information about how to specify other parameters, see Create a threshold-triggered alert rule.
  8. Click Confirm.

Manage alert rules

  1. Log on to the DRDS console.
  2. In the top navigation bar, select the region where the target instance is located.
  3. On the Instances page, find the instance that you want to manage and click the instance ID.
  4. In the left-side navigation pane, choose Monitoring and Alerting > Instance Monitoring.
  5. On the Instance Monitoring page, click Set Alert Rules.
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  6. On the Threshold Value Alert tab of the Alert Rules page, manage the existing alert rules by performing the following operations:
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    • Click View in the Actions column to view the basic information about the alert rule.
    • Click Alert Logs in the Actions column to view alert history.
    • Click Modify in the Actions column to modify the alert rule.
    • Click Disable in the Actions column to disable the alert rule.
    • Click Delete in the Actions column to delete the alert rule.
    • Click View in the Notification Contact column to view the alert group, the alert contacts, and the alert notification method.