[Satellite 6.x] 'WARNING: Snapshot rootvg-pgsql--snap changed state to: Invalid and should be removed.' warning during Satellite backup
Issue
While performing Satellite backup via the following command:
# satellite-maintain backup snapshot --skip-pulp-content /var/tmp/satellite-backup/
the backup completes successfully:
The backup is completing successfully
Done with backup: 2021-06-06 20:55:52 +0100
**** BACKUP Complete, contents can be found in: /var/tmp/satellite-backup ****
However, the following warnings appear in /var/log/messages on the Satellite server:
Jun 6 20:46:15 satellite-serv lvm[3254]: WARNING: Snapshot rootvg-pgsql--snap is now 91.39% full.
Jun 6 20:46:15 satellite-serv lvm[3254]: WARNING: Snapshot rootvg-pgsql--snap is now 91.39% full.
Jun 6 20:46:15 satellite-serv kernel: device-mapper: snapshots: Invalidating snapshot: Unable to allocate exception.
Jun 6 20:46:15 satellite-serv kernel: device-mapper: snapshots: Invalidating snapshot: Unable to allocate exception.
Jun 6 20:46:15 satellite-serv lvm[3254]: WARNING: Snapshot rootvg-pgsql--snap changed state to: Invalid and should be removed.
Jun 6 20:46:15 satellite-serv lvm[3254]: WARNING: Snapshot rootvg-pgsql--snap changed state to: Invalid and should be removed.
Jun 6 20:46:15 satellite-serv lvm[3254]: Unmounting invalid snapshot rootvg-pgsql--snap from /var/snap/pgsql.
Jun 6 20:46:15 satellite-serv lvm[3254]: Unmounting invalid snapshot rootvg-pgsql--snap from /var/snap/pgsql.
Environment
Red Hat Satellite 6.x
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