[mpich-discuss] Help Mpich2

Pavan Balaji balaji at mcs.anl.gov
Mon Jul 9 19:37:45 CDT 2012

On 05/26/2012 06:43 PM, angelo pascualetti wrote:
> How many processes (-np) should tell mpich to be faster than openmp?

There's no way we can answer this question.  Depending on the 
application, either MPI-only or MPI+OpenMP can be faster.  MPICH 
supports both models, so you can experiment with them.

  -- Pavan

Pavan Balaji

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