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Subject: Re: Max CacheSize on nalimov tables in Shredder

Author: Vincent Diepeveen

Date: 11:42:29 04/30/04

Go up one level in this thread


On April 30, 2004 at 13:44:17, Ingo Bauer wrote:

>On April 30, 2004 at 13:36:44, Ingo Bauer wrote:
>
>>On April 30, 2004 at 09:53:01, Karl-Johan Olsen wrote:
>>
>>>btw. it's in the classical interface...
>>
>>Hi
>>
>>I never checked this and can't at the moment (will later) but it is completly
>>useless. 64 is more than enough, let the OS do the caching job!
>>
>>Bye
>>Ingo
>
>OK, I could not wait:
>
>CPU0: AuthenticAMD x86 Family 6 Model 10 Stepping 0 2505 MHz
>GUI: Tablebases with 5 pieces found! [Cache: 999 MB + internal 13.67 MB]
>Engine: Shredder 8 (64 MB)
>by Stefan Meyer-Kahlen
>  4/04	 0:00 	  +M11	1.Ne6 Rg6 (95) 5
>best move: Nc7-e6 time: 0:00.016 min  n/s: 7.687  CPU 93.7%   n/s(1CPU): 8.203
>nodes: 123 TB: 174
>
>There seems to be a limitation of 999 MB for the TBs Cache, and the 5 Pcs at
>least are working fine. But again 999 is completly useless! The OS is doing the
>caching job allready. Use a bit more for Engine-Hash and let 100-200 MB Memory
>free for the OS. Done!
>
>Ingo
>
>Ingo

The OS might cache it Ingo, but won't decompress it for you which also takes
quite some time. A bigger EGTB cache works better than letting the OS find the
golden coins.

Best regards,
Vincent



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