Proxmox backup stop working

[starnetwork]

Hi,
proxmox backup was working on active cluster, do daily backups for nodes
today, Without any change on cluster, backup stop working on all nodes
the example log:

INFO: starting new backup job: vzdump --node serv04 --all 1 --mode snapshot --mailnotification failure --storage ILPBS --quiet 1
INFO: Starting Backup of VM 146 (qemu)
INFO: Backup started at 2021-11-16 23:30:02
INFO: status = running
INFO: VM Name: serverdomain352.tld
INFO: include disk 'scsi0' 'zfs:vm-146-disk-0' 200G
INFO: backup mode: snapshot
INFO: ionice priority: 7
INFO: creating Proxmox Backup Server archive 'vm/146/2021-11-16T21:30:02Z'
ERROR: VM 146 qmp command 'backup' failed - backup register image failed: command error: unable to get shared lock - EBADF: Bad file number
INFO: aborting backup job
INFO: resuming VM again

suggestions?

Regards,

 

[dietmar]

Please check the datastore on the backup server. Seems there is a problem with the lock file. What is the output of:

# ls -l /PATH_TO_YOUR_DATASTORE/.lock

 

[starnetwork]

Hi dietmar
thanks for your response!
upgrade the pbs to latest version solved the issue

Regards