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Large Files on IA32

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Ron Chen ron_chen_123 at yahoo.com
Sat Jul 28 11:14:01 PDT 2001


Just want to remind everyone. NFS may have problems
with large files. (I forget the details)

-Ron


--- "Roger L. Smith" <roger at ERC.MsState.Edu> wrote:
> On Fri, 27 Jul 2001, Brian Macy wrote:
> 
> >
> > We have been trying to get support for large files
> (>2GB) working on
> > our PentiumIII cluster running under RedHat 6.2
> with a 2.2.x
> > kernel.  In particular, most of our parallel
> programs are MPI
> > programs and use MPI-IO (ROMIO) to do parallel
> I/O.  I'm interested
> > if other people have had success with such a set
> up, and whether
> > they'd be interested in sharing experiences.
> 
> I have created files over 70GB in size on an xfs
> logical volume under
> RedHat 7.1.  This doesn't really help you much with
> 6.2 or the 2.2 kernel,
> I know, but I thought it was worth mentioning. 
> We've been using xfs on
> our head node in production for several months
> (under quite heavy loads),
> and haven't had any real problems with it.
> 
> 
>
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> | Roger L. Smith            Phone:662-325-3625     
> roger at ERC.MsState.Edu |
> | Systems Administrator     FAX:  662-325-7692
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