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Subject: Re: Why max Hashtable Limit for Fruit is 1024 ?

Author: chandler yergin

Date: 02:28:59 11/24/05

Go up one level in this thread


On November 23, 2005 at 14:07:36, Günther Simon wrote:

>On November 23, 2005 at 13:52:51, chandler yergin wrote:
>
>>On November 22, 2005 at 02:35:15, Alexander Ermolenko wrote:
>>
>>>Why max Hashtable Limit for Fruit is 1024 ?
>>
>>It's based on the Optimum amount set by the speed of your Processor.
>>In the Analysis Window 'right click' on the Engine, use menu and click on
>>parameters, it will tell you the Maximum Hash allowed for your system.
>
>No, this is an internal limit of Fruit and the option line
>for this was already posted here. It has nothing to do of course
>with any persons system.

I'm referring to Chessbase & it's engines Fritz.. & Shredder.
Top Commercial Engines only.
Thanks for input though.. I can see where you can have a problem.
>
>'option name Hash type spin default 16 min 4 max 1024'
>
>You can verify this for yourself by starting the Fruit.exe itself
>(e.g. double clicking). Type UCI and you will see all options,
>which can be changed and their default values:
>(I choose 2.1 here, because my test version of 2.21 on this machine
>was running out of time, the hash option is identically)
>
>Guenther
>
>uci
>id name Fruit 2.1
>id author Fabien Letouzey
>option name Hash type spin default 16 min 4 max 1024
>option name Ponder type check default false
>option name OwnBook type check default true
>option name BookFile type string default book_small.bin
>option name NullMove Pruning type combo default Fail High var Always var Fail
>High var Never
>option name NullMove Reduction type spin default 3 min 1 max 3
>option name Verification Search type combo default Endgame var Always var
>Endgame var Never
>option name Verification Reduction type spin default 5 min 1 max 6
>option name History Pruning type check default true
>option name History Threshold type spin default 60 min 0 max 100
>option name Futility Pruning type check default false
>option name Futility Margin type spin default 100 min 0 max 500
>option name Delta Pruning type check default false
>option name Delta Margin type spin default 50 min 0 max 500
>option name Quiescence Check Plies type spin default 1 min 0 max 2
>option name Material type spin default 100 min 0 max 400
>option name Piece Activity type spin default 100 min 0 max 400
>option name King Safety type spin default 100 min 0 max 400
>option name Pawn Structure type spin default 100 min 0 max 400
>option name Passed Pawns type spin default 100 min 0 max 400
>uciok



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