[Beowulf] which mpi library should I focus on?

Scott Atchley atchley at myri.com
Tue Feb 23 09:20:34 EST 2010

On Feb 20, 2010, at 1:49 PM, Paul Johnson wrote:

> What are the reasons to prefer one or the other?

Why choose? You can install both and test with your application to see  
if there is a performance difference (be sure to keep your runtime  
environment paths correct - don't mix libraries and MPI binaries).  
Your MPI code should adhere to the standard and both should run it  

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