[Beowulf] More cores/More processors/More nodes?

Chris Samuel csamuel at vpac.org
Fri Nov 10 14:04:47 PST 2006


On Wednesday 04 October 2006 00:37, Douglas Eadline wrote:

> This is a non-obvious result many find hard to believe.
> That is, MPI on the same node maybe faster than some shared/threaded
> mode. (of course it all depends on the application etc.)

We believe we have seen that with LS-Dyna comparing SMP versus MPP (MPI) 
variants on a single node.

cheers,
Chris
-- 
 Christopher Samuel - (03)9925 4751 - VPAC Deputy Systems Manager
 Victorian Partnership for Advanced Computing http://www.vpac.org/
 Bldg 91, 110 Victoria Street, Carlton South, VIC 3053, Australia

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