[mpich-discuss] multi-core processores

[Darius Buntinas]

Basically, just specify four times as many processes as you have nodes, and mpiexec will start four processes per node.  For more details on specifying nodes, and fine tuning processor placement, look at the hydra user guide:

   http://wiki.mcs.anl.gov/mpich2/index.php/Using_the_Hydra_Process_Manager

-d

On Apr 27, 2011, at 8:19 AM, Mohamed Ali Abd El Aziz Essa wrote:

> 
> Dear there
> 
> We are here in the university of Valencia, Spain. have installed mpich2 with
> intel fortran compiler. we'd like to make use of multi-core intel. how it can
> be defined for the mpiexec that the processor have 4 cores and to make use of
> theme.
> 
> with my regards,
> 
> Ali.
> 
> Instituto de Ingenieria Energetia
> Ciudad Plitecnica de Inovacion
> Universidad Politecnica de Valencia
> 8E edeficio, accesso F, 5ª planta
> Camino de Vera s/n
> 46022 Valencia
> España
> Tel.: +34 963 87 91 23 (ext 79123)
> Fax: +34 963 87 91 26
> 
> 
> _______________________________________________
> mpich-discuss mailing list
> mpich-discuss at mcs.anl.gov
> https://lists.mcs.anl.gov/mailman/listinfo/mpich-discuss