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Subject: Re: Chess engines built to run on clusters?

Author: Anthony Cozzie

Date: 06:57:15 05/04/04

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On May 04, 2004 at 03:37:37, Chandra Sharma wrote:

>Hey guys, I was wondering if there were any chess engines out there that were
>built to run on clusters? I realize that clusters can be inefficient due to lack
>of shared RAM, but I would assume that at a certain point when you hit a massive
>number of nodes, the sheer amount of mass calculations that could be performed
>at once would begin to present an advantage.. I remember reading about an idea
>to modify GnuChess to work in a beowulf clustering environment a while ago, but
>I never saw any follow-ups on it.. anyone have any info on this? Thanks.

Alpha-beta searching is an inherently serial process; getting a reasonable
speedup out of >4 cpus is _not_ easy.  And clusters have such a high
communication latency that this gets even harder.

anthony



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