Hi, in /var/log/syslog, Zentyal 6.0.1, it happens constantly:
Nov 20 09:54:32 zserver systemd[1]: zentyal.loggerd.service: Main process exited, code=exited, status=9/n/a
Nov 20 09:54:32 zserver systemd[1]: zentyal.loggerd.service: Failed with result 'exit-code'.
Nov 20 09:54:32 zserver systemd[1]: zentyal.loggerd.service: Service hold-off time over, scheduling restart.
Nov 20 09:54:32 zserver systemd[1]: zentyal.loggerd.service: Scheduled restart job, restart counter is at 1121.
Nov 20 09:54:32 zserver systemd[1]: Stopped Zentyal logger daemon.
Nov 20 09:54:32 zserver systemd[1]: Started Zentyal logger daemon.