[torqueusers] Multiple concurrent calls of pbsdsh from same job script

Garrick Staples garrick at usc.edu
Tue Nov 1 09:39:13 MST 2005


On Tue, Nov 01, 2005 at 06:20:03PM +0200, Martin Schaff??ner alleged:
> On Tuesday 01 November 2005 17:08, Garrick Staples wrote:
> > Yes, this is a limitation of the TM interface.  Pete Wyckoff's mpiexec
> > has a pretty neat method to work around this.  You can use it to spawn
> > non-MPI commands with "-comm none".
> >
> > http://www.osc.edu/~pw/mpiexec/
> 
> Thanks for your answer! I figured out that by first forking a "mpiexec 
> -server" and subsequently forking "mpiexec --comm=none args" I can simulate 
> the behavior. However, mpiexec does not let me choose the node the command is 
> supposed to run on. We rely on some third-party software which produces 
> errors if run simultaneously on an SMP system which cannot be prevented by 
> using mpiexec.

What about using -pernode?  You can also map this out in a config file.

-- 
Garrick Staples, Linux/HPCC Administrator
University of Southern California
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 189 bytes
Desc: not available
Url : http://www.supercluster.org/pipermail/torqueusers/attachments/20051101/75c4a806/attachment.bin


More information about the torqueusers mailing list