Author: Bas Hamstra
Date: 14:40:43 08/07/02
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On August 07, 2002 at 17:01:42, Gian-Carlo Pascutto wrote: >On August 07, 2002 at 16:52:40, Bas Hamstra wrote: > >>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". > >You get less than 20% unless you throw out nullmove or make special >adjustments to make the algorithm work better (but your search overall >worse). > >-- >GCP In fact it is an intriguing problem. I wish I had a dual. On the other hand: I like tournaments best when the competitors are on roughly equal HW. Is it somehow possible to simulate a dual on a single? You have a dual? If not, how do you do it? Bas.
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