[Beowulf] bizarre scaling behavior on a Nehalem
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Rahul Nabar rpnabar at gmail.comTue Aug 11 11:57:14 PDT 2009
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On Tue, Aug 11, 2009 at 12:40 PM, Craig Tierney<Craig.Tierney at noaa.gov> wrote: > What are you doing to ensure that you have both memory and processor > affinity enabled? > All I was using now was the flag: --mca mpi_paffinity_alone 1 Is there anything else I ought to be doing as well? -- Rahul
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