[torqueusers] PBS_NODEFILE munged during file staging?
garrick at usc.edu
Fri Jan 6 13:07:43 MST 2006
On Thu, Jan 05, 2006 at 05:05:37PM -0800, Garrick Staples alleged:
> I've not seen this before and I can't reproduce it over here. I know
> that part of the code pretty well and I can't think of any connections
> between PBS_NODEFILE and stagein.
> MOM makes a nodefile if the neednodes resource is set on the job. Does
> 'qstat -f' show "Resource_List.neenodes" for the job? Be sure to run
> qstat as a server manager (pbs_server doesn't let non-managers see
Which scheduler are you using? I wonder if for some odd reason the
scheduler is clearing neednodes when stagein is used.
(Yes, I'm still struggling to find some sort of connection)
> A bug in wordexp would be the prime suspect here. Does it happen when
> you rebuild without wordexp?
And of course, if it works without wordexp, I'd ask you to try again
with a p5 snapshot. There hasn't been any changes to neednodes,
nodefile, or a job's env, but the wordexp code got a facelift to better
Garrick Staples, Linux/HPCC Administrator
University of Southern California
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