Description
This alert is triggered when a data backup task initiated in the OceanBase Cloud Platform (OCP) system failed.
Principle
OCP-Server runs a timed task to check the data backup tasks every minute and triggers this alert in the following circumstances:
A data backup task fails in the last 5 minutes.
The duration of a logical backup task exceeds the timeout threshold.
The duration of a physical backup task exceeds the timeout threshold.
Alert rule
| Metric | Default threshold | Duration | Detection cycle | Time before clearance |
|---|---|---|---|---|
| None | None | 0 seconds | 60 seconds | 5 minutes |
Alert information
| Trigger method | Alert level | Scope |
|---|---|---|
| Reminder of OCP | Critical | Service |
Alert templates
Overview: ${alarm_target} ${alarm_name}
Details: ${alarm_target} ${alarm_name}
Overview example: ob_cluster=C1-1000. A data backup task failed.
Details example: ob_cluster=C1-1000. A data backup task failed.
${alarm_target} follows the ob_cluster=xxxxxxx:svr_ip=xxxxxx format.
ob_cluster indicates the name of the cluster that generated the alert.
svr_ip indicates the IP address of the OBServer of the cluster that generated the alert.
Impact on the system
When a data backup task failed, the tenant may not be able to be recovered.
Possible cause
The cause of the failure varies.
Suggested solution
View the log of the backup component to locate the cause of the failure.
The component log file agentserver.log is stored in the /home/admin/oceanbase/log directory of the server where the backup service is located.
