quota mismatch for NFS mount of XFS filesystem

[Liam Forbes]

On Tue, Nov 8, 2011 at 1:55 PM, Dave Chinner <david at fromorbit.com> wrote:
>
> That looks like a 32bit variable overflow. In 512 byte blocks
> (sectors), 2^32 sectors overflows at 2T. And 5.8T ~= 2T + 2T + 1.8T.
>
> This is most likely to be an NFS issue - I'm not familiar with the
> Linux NFS quota protocol implementation, so I can't really say much
> more than that.

Additional ad hoc testing seems to bear this out.  Thanks!  I'll take
the problem to Red Hat.

-- 
Regards,
-liam

-There are uncountably more irrational fears than rational ones. -P. Dolan
Liam Forbes       HPC Systems Analyst,      HPC&S Group Leader,      CISSP
ARSC, U of AK, Fairbanks   lforbes at arsc.edu 907-450-8618 fax: 907-450-8605