Author: José de Jesús García Ruvalcaba
Date: 16:49:51 05/17/00
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On May 17, 2000 at 18:03:46, Robert Hyatt wrote: >On May 17, 2000 at 15:33:13, Peter Hegger wrote: > >>Hello >>Bob, I was wondering how many nps you will expect to hit when you get crafty up >>and running on the Beowulf cluster. >>Have you an approximate time frame when you think you may have the beast going? >>Or, is that something that is unpredictable at this point? >>Thanks, >>Peter > > >It is unpredictable. There are lots of things to do... but obviously it >ought to hit 10M nodes per second. Whether that is 10x faster than my >normal search on a single quad is very doubtful. But I don't think that >hoping for 50% efficiency is out of line... which means an effective speed >of 5M. And this is based on the current cluster. Another 8 quad xeons are >due in this Summer, for a total of 18. That just might really hit 10M useful >nodes per second. > >But lots of things are left to play with, like shared vs local transposition >tables, carefully scheduling positions on nodes that have seen them before, >etc... How portable will the message-passing code in crafty be? Any hope of seeing it in action in Sun clusters, for example? José.
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