Author: Uri Blass
Date: 11:09:09 12/23/04
Go up one level in this thread
On December 23, 2004 at 13:08:03, Uri Blass wrote: >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 I can add that I remember games from the ssdf when Junior5 was slowed by significant margin against Rebel8 people should suspect that the engines did not get equal conditions espacially when they get a surprising result. Uri Uri
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