Author: David Dahlem
Date: 15:25:43 12/08/05
Go up one level in this thread
On December 08, 2005 at 17:35:32, Günther Simon wrote: >On December 08, 2005 at 17:06:53, David Dahlem wrote: > >>On December 08, 2005 at 13:42:51, Günther Simon wrote: >> >>>On December 08, 2005 at 08:53:55, David Dahlem wrote: >>> >>>>Will there be additional UCI options other than "Search Direction"? And will >>>>there be a way to adjust hash size? >>>> >>>>Thanks >>>>Dave >>>> >>> >>>Hi Dave, >>> >>>It is easy to get all UCI options by just starting any UCI.exe >>>and typing in 'uci'. (of course you would get them also from >>>looking into the logs) >>> >>>Below you see all supported UCI commands: >>>(If you don't have an UCI hash command there is either >>>a bug in the used GUI or you did something wrong) >>> >>>uci >>>id name Rybka 1.0 Beta 32-bit >>>id author Vasik Rajlich >>>option name Hash type spin min 2 max 4096 default 32 >>>option name Search Direction type combo default Very Positional var Very >>>Positional var Slightly Pos >>>itional var Slightly Tactical var Very Tactical >>>uciok >>> >>>Regards, >>>Guenther >> >>Hi Guenther >> >>Not too sure i understand, i'm fairly dumb about uci. Are you saying that i >>should see a hash command option for Rybka in it's configuration window in >>Arena? I only see a "Search Direction" option. If this is not the case, how do i >>change the default hash setting for Rybka? >> >>Regards >>Dave > >In this case I direct you back to Franz' answer :) >He explained that you will _never_ see engine specific uci hash settings >for _any_ UCI engine, _if_ you have set a general hash setting for all >in Arena. This is a design decision of Arenas' author. >BTW a lot of programs don't use exactly the hash you set up for them >(internal stuff which is hidden might use some extra hash). I agree >though that this normally doesn't happen for UCI programs and if, not >by that margin you described in another post. >Well I see that Rybka seems to use 16-17MB extra hash always, but >that is at least no big problem for me, because I allow I safety >margin up to 160MB including Nalimov cache and special hash tables, >like pawn or eval hash. >If you really have to care about that hash, either because you >don't have enough phsyical ram, or because of justice reasons, >you need to set all hash options manually and uncheck the general >hash size in Arena. With 16MB setting for Rybka it should fit >to your 32MB standard. > >Regards, >Guenther Yes, i understand all that. But giving 16mb to Rybka wouldn't be fair if other engines are using 32mb, unless i change all others to 16mb. (big sigh) :-) Regards Dave
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