[torqueusers] Torque/Maui problem with which nodes are
dsternkopf at hpce.nec.com
Tue Oct 19 09:12:59 MDT 2004
On Tue, Oct 19, 2004 at 04:41:19PM +0200, Bas van der Vlies wrote:
> We at SARA are installing a new cluster that has 272 dual processor
> nodes. We are using torque-1.1.0p2 and maui 3.2.6.p9.
> We have configured torque/maui so that there is only one job per node.
> An user can decide if he want to use one or two processors on an node, eg:
> 1) qsub -I -lnodes=4 (4 nodes)
> 2) qsub -I -lnodes=4:ppn=2 (4 nodes, 2 processors of each node)
> This works as expected. Now the problem is, if we use pbsnodes -a
> displays in example 1 all the nodes as 'free' and in example 2 it will
> display the nodes as 'job-exclusive'.
> We would expect it will display 'job-exclusive' for both examples. It
> this an bug?
No definitively not. The nodes are free due to one free CPU is left on each
of them. Maui can start another one CPU per nodes job on the same nodes.
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