[Mauiusers] Could maui ignore the ppn in qsub
Gabe Turner
gabe at msi.umn.edu
Thu Feb 10 11:04:54 MST 2005
On Thu, Feb 10, 2005 at 06:30:48PM +0100, Bas van der Vlies wrote:
> Can we introduce a CONFIG parameter that ignores the ppn parameter for
> torque/openpbs. So that:
> qsub -I -lnodes=1:ppn=2 -lwalltime=10:00:00 (example 1)
> qsub -I -lnodes=1:ppn=1 -lwalltime=10:00:00 (example 2)
>
> Will both result in an request time for 10 hours and not for:
> example 1 : 20 hours
> example 2 : 10 hours
>
> With 'qstat -a' the requested time for both jobs are the same. But Maui
> does an multiplication ( nodes * ppn * walltime )
Ok, after reading your email again more closely, I realize I jumped the
gun with my previous reply. As far as I know, walltime should always be
considered independant of the number of CPUs requested. Atleast, that's
how I would expect it to behave and that is indeed how it has always
behaved for me. For all I know, multiplying the walltime by the number of
processors specified should _not_ be the default, and that has been my
experience.
Gabe
--
Gabe Turner gabe at msi.umn.edu
UNIX Systems Administrator,
University of Minnesota Supercomputing Institute
for Digital Simulation and Advanced Computation www.msi.umn.edu
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