[Beowulf] multi-threading vs. MPI
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Greg Lindahl lindahl at pbm.comMon Dec 10 16:46:31 PST 2007
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On Sat, Dec 08, 2007 at 06:50:29PM -0300, Jones de Andrade wrote: > Could someone clarify a bit better *why* would openMP be such a bad > performer in comparison to MPI? MPI always gets locality right. I learned this lesson on the BBN Butterfly in the early 90s, it's funny that it's still true. -- greg
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