In an unlikely event that you need to unmount an NFS share that no longer exist, what you need to do is:
[root@glaurung ~]# umount -f -l /media/backup
Cause things happen. Yeah
...of musings and ramblings
In an unlikely event that you need to unmount an NFS share that no longer exist, what you need to do is:
[root@glaurung ~]# umount -f -l /media/backup
Cause things happen. Yeah