Author: Robert Hyatt
Date: 08:18:43 09/17/01
Go up one level in this thread
On September 17, 2001 at 06:47:39, Vincent Diepeveen wrote: >On September 17, 2001 at 05:07:55, Gian-Carlo Pascutto wrote: > >The problems are huge. I do not know who wrote the 6-7 >crap. Crafty AFAIK never was running over a network properly. > >Bob can answer this better of course, but it's complete nonsense >that you get 6.0 - 7.0 out of 16 processors at a 100mbit network. I don't agree. They _did_ it. Schaeffer _did_ it. Others have done it also... > >Most likely the speedup is for a crafty version with more extensions >WITH shared memory. speedup is in general worse when the searchspace >you search is not overlapping for each processor. > >>Hi all, >> >>I missed most of the relevant thread but after quickly >>scanning through some posts I wonder why nobody has >>brought up APHID. >> >>The reported speedups for Crafty (version 12.something) >>with 16 processors are 6-7 without shared memory, and 9 >>with shared memory. >> >>Aditionally. the library itself as well as a 'distributed' >>Crafty that uses it are already available *now*. It shouldn't >>be too hard to adapt the very latest Crafties to it either. >> >>Whats the general opnion about it? Nobody experimented >>with this Crafty? >> >>-- >>GCP
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