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Subject: Re: Crafty EGTB Bug

Author: Slater Wold

Date: 12:58:01 01/02/04

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On January 02, 2004 at 14:46:04, Peter Skinner wrote:

>On January 02, 2004 at 14:19:27, Slater Wold wrote:
>
>>Initializing multiple threads.
>>System is SMP, not NUMA.
>>EPD Kit revision date: 1996.04.21
>>found computer opening book file [./bookc.bin].
>>hash table memory =  192M bytes.
>>pawn hash table memory =   12M bytes.
>>EGTB cache memory =   16M bytes.
>>6 piece tablebase files found
>>36513kb of RAM used for TB indices and decompression tables
>>max threads set to 2
>>playing a computer!
>>resign after 5 consecutive moves with score < -9.
>>noise level set to 20000.
>>pondering disabled.
>
>Why do you only use 16M for caching of tablebases? With 6 piece tbs in there I
>would use no less than 32M.

I tested a while back (before Eugene made the indices and decompression tables
smaller) and 32M didn't change a thing.  Access was no faster or slower, and NPS
didn't change either.

>Also why the noise setting? Do you find it helps with anything?

This was setup to play the games on ICC.  There is also a kibitz in the
crafty.rc that doesn't show up when starting Crafty.

>Peter.



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