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Subject: Re: Best setting for hash whenn running Crafty??

Author: James T. Walker

Date: 06:25:30 06/13/99

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On June 13, 1999 at 00:44:04, Robert Hyatt wrote:

>On June 12, 1999 at 21:53:27, Brett Clark wrote:
>
>>On June 12, 1999 at 21:30:05, Robert Hyatt wrote:
>>
>>>On June 12, 1999 at 17:24:15, Gustavo Pereira wrote:
>>>
>>>>I have a 128M computer. What are the best settings for hash and hashp when
>>>>running Crafty?
>>>>
>>>>Thank you.
>>>
>>>
>>>I would use hash=48M, hashp=16M...  assuming you are using windows.  If
>>>linux, hash=96m, hashp=16m will work fine...
>>
>>How about Crafty in the Fritz 5.32 interface.  Any recommendations for hash
>>table size (and would this vary with the speed of the machine)?
>
>
>No idea... generally bigger is better, until you reach the point where bigger ->
>paging...  then it kills you...  with crafty, the disk should be quiet during
>the game (except for endgames if you have tablebases).  If the disk is active,
>hash is too large and your system is paging.

Since you indicate bigger is better except for paging I'm curious why some other
programs seem to slow down when using too much RAM for hashing.  Do you have a
guess about that?
Jim Walker



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