Backup and Restore Monitoring

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CockroachDB includes metrics to monitor backup, restore, and scheduled backup jobs. You can use monitoring integrations to alert when there are anomalies, such as backups that have failed or restore jobs encountering a retryable error.

You can access the Prometheus Endpoint to track and alert on backup and restore metrics. We recommend setting up monitoring to alert when anomalies occur. You can then use the following SQL statements to inspect details relating to schedules, jobs, and backups:

Note:

Metrics are reported per node. Therefore, it is necessary to retrieve metrics from every node in the cluster. For example, if you are monitoring whether a backup fails, it is necessary to track scheduled_backup_failed on each node.

Prometheus endpoint

You can access the Prometheus endpoint (http://<host>:<http-port>/_status/vars) for backup and restore metrics.

Refer to the Monitor CockroachDB with Prometheus tutorial for guidance on installing and setting up Prometheus and Alertmanager to track metrics.

Available metrics

We recommend the following guidelines:

  • Use the schedules.BACKUP.last-completed-time metric to monitor the specific backup job or jobs you would use to recover from a disaster.
  • Configure alerting on the schedules.BACKUP.last-completed-time metric to watch for cases where the timestamp has not moved forward as expected.
Metric Description
schedules.BACKUP.failed The number of scheduled backup jobs that have failed. Note: A stuck scheduled job will not increment this metric.
schedules.BACKUP.last-completed-time The Unix timestamp of the most recently completed scheduled backup specified as maintaining this metric. Note: This metric only updates if the schedule was created with the updates_cluster_last_backup_time_metric option.
schedules.BACKUP.protected_age_sec The age of the oldest protected timestamp record protected by backup schedules.
schedules.BACKUP.protected_record_count The number of protected timestamp records held by backup schedules.
schedules.BACKUP.started The number of scheduled backup jobs that have started.
schedules.BACKUP.succeeded The number of scheduled backup jobs that have succeeded.
schedules.round.reschedule_skip The number of schedules that were skipped due to a currently running job. A value greater than 0 indicates that a previous backup was still running when a new scheduled backup was supposed to start. This corresponds to the on_previous_running=skip schedule option.
schedules.round.reschedule_wait The number of schedules that were rescheduled due to a currently running job. A value greater than 0 indicates that a previous backup was still running when a new scheduled backup was supposed to start. This corresponds to the on_previous_running=wait schedule option.
jobs.backup.currently_paused The number of backup jobs currently considered paused.
jobs.backup.currently_running The number of backup jobs currently running in Resume or OnFailOrCancel state.
jobs.backup.fail_or_cancel_retry_error The number of backup jobs that failed with a retryable error on their failure or cancelation process.
jobs.backup.fail_or_cancel_completed The number of backup jobs that successfully completed their failure or cancelation process.
jobs.backup.fail_or_cancel_failed The number of backup jobs that failed with a non-retryable error on their failure or cancelation process.
jobs.backup.protected_age_sec The age of the oldest protected timestamp record protected by backup jobs.
jobs.backup.protected_record_count The number of protected timestamp records held by backup jobs.
jobs.backup.resume_failed The number of backup jobs that failed with a non-retryable error.
jobs.backup.resume_retry_error The number of backup jobs that failed with a retryable error.
jobs.restore.currently_paused The number of restore jobs currently considered paused.
jobs.restore.currently_running The number of restore jobs currently running in Resume or OnFailOrCancel state.
jobs.restore.fail_or_cancel_failed The number of restore jobs that failed with a non-retriable error on their failure or cancelation process.
jobs.restore.fail_or_cancel_retry_error The number of restore jobs that failed with a retryable error on their failure or cancelation process.
jobs.restore.protected_age_sec The age of the oldest protected timestamp record protected by restore jobs.
jobs.restore.protected_record_count The number of protected timestamp records held by restore jobs.
jobs.restore.resume_completed The number of restore jobs that successfully resumed to completion.
jobs.restore.resume_failed The number of restore jobs that failed with a non-retryable error.
jobs.restore.resume_retry_error The number of restore jobs that failed with a retryable error.

See also


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