[torqueusers] strange behaviour of ppn
govind.rhul at googlemail.com
Wed Nov 24 00:15:12 MST 2010
We are using both openmpi (complied with torque support) and mpich.
In both the cases it run jobs on single slot only. Please advise if i
required need any specific configuration on torque.
On Wed, Nov 24, 2010 at 2:41 AM, Christopher Samuel
<samuel at unimelb.edu.au>wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> On 24/11/10 03:22, Govind wrote:
> > So it looks like me it run the tasks only on single slot out of 4 slots.
> Which MPI are you using ? Does it now how to talk to Torque ?
> If it doesn't then you'll need to tell it to use the
> $PBS_NODEFILE as the list of nodes to run the job on.
> But it's much better to use something like Open-MPI or
> the OSC mpiexec which do know how to talk to Torque about
> launching jobs, then you won't have to tell it how many
> processess to run or where they should go.
> All the best,
> - --
> Christopher Samuel - Senior Systems Administrator
> VLSCI - Victorian Life Sciences Computational Initiative
> Email: samuel at unimelb.edu.au Phone: +61 (0)3 903 55545
> -----BEGIN PGP SIGNATURE-----
> Version: GnuPG v1.4.10 (GNU/Linux)
> Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/
> -----END PGP SIGNATURE-----
> torqueusers mailing list
> torqueusers at supercluster.org
-------------- next part --------------
An HTML attachment was scrubbed...
More information about the torqueusers