Pascual, good day. Thu, Nov 27, 2008 at 05:52:16AM +0100, Pascual Mu?oz Mu?oz wrote: > When we send jobs to the queue through a script like: > > #!/bin/bash > #PBS -l nodes=2 > > cd /home/justme/ > mpirun -machinefile $PBS_NODEFILE -np 4 /usr/bin/whatever > > The 4 processes run on the master node! And the cluster node is free!
I guess that if you'll say 'nodes=4', then the task will be spawned to 2 hosts (or Torque will reject the job, because you have less than 4 nodes in the cluster). Seems like your Maui setup thinks about CPUs when it sees 'nodes'. Read http://www.clusterresources.com/products/maui/docs/pbsintegration.shtml https://lists.sdsc.edu/pipermail/npaci-rocks-discussion/2008-October/034088.html -- Eygene Ryabinkin, Russian Research Centre "Kurchatov Institute"
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