Symptoms:
- Happens on VIO 5.x upgrades
- /tmp/pre_upgrade directory of OMS VM is mounted by database01 VM via NFS during upgrade but it is getting full.
- You might see errors like this:
FAILED! => {"changed": true, "cmd": ["innobackupex", "--user=root", "--password=bsiF2c0d237Aeb56EF0c", "/mnt/backup/vio_os_db_20210410120315", "--no-timestamp", "--galera-info"], "delta": "0:01:55.308556", "end": "2021-04-10 12:05:17.403775", "failed": true
rpc.mountd[22513]: qword_eol: fprintf failed: errno 2 (No such file or directory)
Apr 10 12:57:27 rpc.mountd[22513]: qword_eol: fprintf failed: errno 2 (No such file or directory)