Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: tablebases questions to nalimov

Author: blass uri

Date: 03:35:25 12/22/99

Go up one level in this thread


On December 22, 1999 at 06:10:30, Sune Larsson wrote:

>On December 22, 1999 at 04:22:52, blass uri wrote:
>
>>I tried to generate the KR vs KNP tablebases and I cannot do it because my
>>computer has only 256 Mbytes in the main memory(no problem of memory in my
>>harddisk).
>>
>>I saw that even 512 Mbytes are not enough
>>
>>it had no problem to generate tablebases of KQN vs KR after many hours
>>and my logic says that I need more main memory for this endgame
>>because in KR vs KNP tablebases it is possible to solve 48 different KRP vs KN
>>tablebases based on the place of the pawn so it needs only 1/48 of the memory.
>>
>>It seems that the tablebases generator does not work in a smart way and instead
>>of generating 48 different tablebases for the cases that there is a white pawn
>>at a7 and ideas like this must generate all the positions at the same time.
>>
>>I have 2 questions
>>
>>1)Did nalimov use a machine with more than 512 Mbyes main memory to generate the
>>5 men tablebases with pawns?
>>
>>2)Is it possible to generate the 5 men tablebases without enough main memory but
>>only with enough memory in harddisk and the problem is only with the chessbase
>>TB move generator?
>>
>>Uri
>
> Hello Uri!
> Maybe this is a stupid answer, but anyway, I just download the files and put
> them in my Nalimov directory...
> Sune

I know that it is possible to download the files but my question was about
generating them.

Nalimov had to generate tablebases before somebody could download them.
Uri




This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.