[Beowulf] MPICH vs. OpenMPI

Greg Lindahl lindahl at pbm.com
Wed Apr 23 16:07:53 EDT 2008


On Wed, Apr 23, 2008 at 08:37:06PM +0200, Jan Heichler wrote:

> - support for a lot of Interconnects beside TCP/IP based communication

mpich is used as the basis of almost all MPIs distributed by
interconnect vendors. OpenMPI also supports most of these
interconnects. Having 2 implementations can be a great thing when you
run into a bug, or have some weird performance issue.

-- greg



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