[Beowulf] Really efficient MPIs??
patrick at myri.com
Wed Nov 28 00:50:49 EST 2007
amjad ali wrote:
> Which Implementations of MPI (no matter commercial or free), make automatic
> and efficient use of shared memory for message passing within a node. (means
> which MPI librarries auomatically communicate over shared memory instead of
> interconnect on the same node).
All of them. Pretty much the same way, with some different trade-offs
(space, perf, overhead).
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