Author: Uri Blass
Date: 10:08:03 12/23/04
Go up one level in this thread
On December 23, 2004 at 12:07:32, chandler yergin wrote: >On December 23, 2004 at 10:27:54, Uri Blass wrote: > >>On December 23, 2004 at 10:18:45, P L Patodia wrote: >> >>>On December 23, 2004 at 01:12:44, odell jones wrote: >>> >>>>my junior loses to pro deo consistently?? >>> >>>I played Pro Deo with Shredder 8 and it was consistently beating Shredder 8. >>>Then I checked the hash size. Pro Deo was using 128 MB. When I made it 32 MB >>>(the same was used by Shredder 8), Shredder 8 started beating Pro Deo. So, >>>please check for hash size. >>> >>>P L Patodia >> >>The difference between 128 MB and 32 MB is very small(probably only 12-14 elo) >> >>I guess that it is possible that Shredder was slowed down significantly during >>the match. >> >>I think that it is better not to use more than 1/8 of the available ram for >>engines. >> >>I remember that Igor inspite of having 256 mbytes does not use 64 mbytes per >>engine in the infinite loop because there are problems with it when one engine >>is slowed down significantly. >> >>Uri > The Program splits it's time equally among the Engines. >Same as it does when runnning 'multiple lines' I am not sure what happens when there is no enough memory for all the applications that run in the computer. Windows use memory not only for the engine and if there is not enough memory one engine may be slowed down more than the opponent. This is the reason that I believe that using big hash is bad and it is better to use the same small hash. 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.