[Beowulf] Performance characterising a HPC application
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Eugen Leitl eugen at leitl.orgFri Mar 23 13:25:39 PDT 2007
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On Tue, Mar 20, 2007 at 01:03:58PM +0000, Mattijs Janssens wrote: > A non-intrusive test you could try is to replace your MPI (mpich) with a > lower-latency one. Scali or MPI/Gamma are just to name two. These can lower > your latency down to 15muS or so. Anyone been able to make MPI/Gamma work with the Broadcoms in SunFire X2100 and X2100 M2 series? I just got a X2100 M2 machine in today. 4 GBit ports, though 2 of them nVidia. -- Eugen* Leitl <a href="http://leitl.org">leitl</a> http://leitl.org ______________________________________________________________ ICBM: 48.07100, 11.36820 http://www.ativel.com 8B29F6BE: 099D 78BA 2FD3 B014 B08A 7779 75B0 2443 8B29 F6BE
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