[MPICH] mpich and multicore
buntinas at mcs.anl.gov
Mon Jun 18 11:02:59 CDT 2007
MPICH2 can be configured with the nemesis channel which will use shared
memory for intranode communication and a network for internode
communication. The README file gives details on configuring for nemesis.
Diego M. Vadell wrote:
> Sorry if this is a FAQ, but I couldn't find it. We are thinking about
> buying dual quad-core nodes for our cluster. Will mpich use shared memory to
> communicate between processes in the same node and the network to communicate
> to processes in other nodes, or will it use just the network?
> Thanks in advance,
> -- Diego.
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