[CentOS] weird XFS problem

>
> uname -a
> Linux nrims-bs 2.6.18-274.12.1.el5xen #1 SMP Tue Nov 29 14:18:21 EST 
> 2011 x86_64 x86_64 x86_64 GNU/Linux
>
> this is clearly a 64-bit OS so the 32-bit limitations ought not to apply.
>

Ok! Since you didn't inform us in your initial post, I thought I should 
ask you in order to eliminate that possible cause.