Author: Bas Hamstra
Date: 13:52:40 08/07/02
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On August 07, 2002 at 16:41:33, Gian-Carlo Pascutto wrote: >On August 07, 2002 at 16:36:19, Bas Hamstra wrote: > >>GCP, What is deep Sjeng exactly? A multi CPU version of Sjeng? > >Yes. > >It also has other improvements in the search. (not done much >work on eval yet). > >I'm currently getting a speedup of 1.2 on 4 cpus, so I'm afraid >there is still much work to do. > >-- >GCP Vincent claims you can get 40% extra from 2 CPU's by just letting 2 processes search the same position and just and only share the hashtable. Of course you need to lock the shared hash, else "race conditions". Ciao, Bas.
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