[CentOS] du hung, wild display in ps

Thu May 7 01:24:10 UTC 2020
Gordon Messmer <gordon.messmer at gmail.com>

On 5/6/20 12:28 PM, Fred Smith wrote:
> Was running du to examine the sizes of my backups and
> found du hung,

/mnt/backup is probably a network-mounted filesystem that is offline for 
one reason or another.

You could try "umount -f /mnt/backup" if you can't get the mount working 
by any other means.  If that doesn't work, then "umount -l /mnt/backup" 
and reboot.