[CentOS] du vs df size difference

Ryan Pugatch rpug at tripadvisor.com
Thu Oct 1 17:39:30 UTC 2009

Robert Heller wrote:

> You can't.  You must unmount.  You should be able to do this from
> single user mode if the file system cannot be unmounted under multiuser
> mode (eg /usr, /var, etc.).  Usually other mount points can be
> unmounted, but depends on what is running on the system at the time. 
> Unmounting /home would require that you kick all users off for example,
> unmounting /var/www would require stopping apache, etc.

I mounted the partition to a directory under /mnt (simultaneously) and 
was able to see the hidden files.


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