Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Test position ==> Aristarch 4.4 vs Tao 5.4 [from WinBoard Forum]

Author: Gerd Isenberg

Date: 15:52:32 08/07/02

Go up one level in this thread


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

I don't tried it yet, i heard that each thread should use a different move
ordering.

Gerd



This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.