CONTAP-414370: boot.varfs.backup.issue events due to no space left on device
Issue
Configuration backups start to fail on a node die to the no space error:
cluster1::> event log show -message-name boot
Time Node Severity Event
------------------- ---------------- ------------- ---------------------------
2/4/2025 00:15:00 cluster1-02 EMERGENCY boot.varfs.backup.issue: Backup of the /var file system failed (lockf: cannot open /tmp/varfs.lock: No space left on device
varfs_backup_restore: unable to obtain exclusive lock, error 73)