Syslog :
Jun 03 21:05:45 pve04 systemd[1]: Stopped target Remote File Systems.
Jun 03 21:05:45 pve04 systemd[1]: Unmounting /mnt/pve/NFSBACKUP...
Jun 03 21:05:45 pve04 systemd[1]: Unmounting /mnt/pve/PVE01NFS...
Jun 03 21:05:45 pve04 systemd[1]: Unmounting /mnt/pve/PVENFS2...
Jun 03 21:05:45 pve04 systemd[1]: Unmounting /mnt/pve/pvenfs120...
Jun 03 21:05:45 pve04 rpc.mountd[686694]: authenticated unmount request from 192.168.17.10:645 for /mnt/backup2/nfsbackup (/mnt/backup2/nfsbackup)
Jun 03 21:05:45 pve04 systemd[1]: mnt-pve-pvenfs120.mount: Succeeded.
Jun 03 21:05:45 pve04 systemd[1]: Unmounted /mnt/pve/pvenfs120.
Jun 03 21:05:45 pve04 systemd[1]: mnt-pve-NFSBACKUP.mount: Succeeded.
Jun 03 21:05:45 pve04 systemd[1]: Unmounted /mnt/pve/NFSBACKUP.
Jun 03 21:05:45 pve04 systemd[1]: mnt-pve-PVE01NFS.mount: Succeeded.
Jun 03 21:05:45 pve04 systemd[1]: Unmounted /mnt/pve/PVE01NFS.
Jun 03 21:05:45 pve04 systemd[1]: mnt-pve-PVENFS2.mount: Succeeded.
Jun 03 21:05:45 pve04 systemd[1]: Unmounted /mnt/pve/PVENFS2.
Jun 03 21:05:45 pve04 systemd[1]: Stopped target Remote File Systems (Pre).