Re: [OMPI users] OpenMPI providing rank?

2010-08-01 Thread Aurélien Bouteiller
Yves, In Open MPI you can have a very fine control over how the deployment is bound to the cores. For more information, please refer to the faq concerning the rankfile description (in a rankfile you can specify very precisely what rank goes on what physical PU). For a more single shot option,

Re: [OMPI users] OpenMPI providing rank?

2010-08-01 Thread Eugene Loh
Yves Caniou wrote: Le Wednesday 28 July 2010 15:05:28, vous avez écrit : I am confused. I thought all you wanted to do is report out the binding of the process - yes? Are you trying to set the affinity bindings yourself? If the latter, then your script doesn't do anything that mpi