Hi Renata,
We need to be careful with NFS too. The question here is whether there is any AFS related issues if we reach the NFS space with a path through AFS but don't otherwise use AFS. BTW, we do both read and write to this space. Thanks.
Charlie
--
Charles C. Young
M.S. 43, Stanford Linear Accelerator Center
P.O. Box 20450
Stanford, CA 94309
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voice (650) 926 2669
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CERN GSM +41 76 487 2069
> -----Original Message-----
> From: Renata Maria Dart [mailto:[log in to unmask]]
> Sent: Friday, April 27, 2007 6:51 PM
> To: Young, Charles C.
> Cc: Yang, Wei; Moss, Leonard J.; Adams, Neal;
> atlas-sccs-planning-l; Zachary Marshall; David W. Miller
> Subject: RE: Atlas AFS volume layout
>
> On Fri, 27 Apr 2007, Young, Charles C. wrote:
>
> >Hi Renata,
> >
> >Thanks! I have a stupid question of what is AFS and what is
> NFS in this
> >context. Our work space is
> >
> > /afs/slac/g/atlas/work/<something>
> >
> >Where <something> can take you to one of several NFS servers, e.g.
> >
> >lrwxr-xr-x 1 YANGW root 27 Oct 18 2006 a ->
> /nfs/sulky51/atlaswork.u1/a/
> >lrwlrwxr-xr-x 1 gowdy root 25 Feb 13 2006 n
> -> /nfs/surrey14/atlas
> >work/n/xr-xr-x 1 gowdy root 25 Feb 13 2006
> c -> /nfs/surrey13/atlaswork/c/
> >
> >Is it a worry if my batch job writes directly to one of
> these areas (rather than to local disk and copy at end of
> job)? Cheers.
> >
>
> Hi Charlie, yes the same concerns apply to writing to nfs
> space. We recommend writing to local disk during the job and
> copying back to either afs or nfs at the end, and of course
> cleaning up the local disk.
>
> I am including Neal on this exchange since he is our batch
> person and may want to be part of these discussions.
>
> -Renata
>
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