[torqueusers] Interaction with NFS caused by high job count

Kevin Van Workum vanw at sabalcore.com
Thu Mar 17 10:51:13 MDT 2011


Has anybody ever noticed any problems with mounting NFS's on the machine
running pbs_server?

We've seen some issues when the pbs server machine tries to mount NFS shares
if we have a large number of running jobs (700-1000 jobs). The error is:

mount.nfs: input/output error

The error is inconsistent. Sometimes it works, other times not. I'm guessing
I have to many tcp connections open, but it seems like 1000 jobs shouldn't
cause a problem. Any ideas?

-- 
Kevin Van Workum, PhD
Sabalcore Computing Inc.
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