Author: Jason Kent
Date: 12:03:52 11/22/04
Go up one level in this thread
On November 22, 2004 at 12:34:33, Ray Banks wrote: >On November 22, 2004 at 12:28:37, Jason Kent wrote: > >>On November 22, 2004 at 12:11:58, Steve Maughan wrote: >> >>>Bob, >>> >>>Thanks for the reply >>> >>>>It is difficult for _any_ program to figure out what is going on, since >>>>hyper-threading makes the O/S think there are two equal CPUs, when there >>>>really is not... for engine vs engine you should turn it off in the BIOS... >>> >>>I tried to turn it off in the Bios and it didn't seem to be possible. >>> >>>Steve >> >>I've run tournaments with and without HT. Don't use multi-processor engines >>(shredder, deep fritz, etc.) with HT on. >> That isn't possible under the Arena GUI is it? >>There is a setting in my BIOS that lets me turn HT on and off, maybe you missed >>the setting when you checked. > >I had the same dilemma. I could turn HT off in the BIOS but didn't want to. It >is too good a feature for general use that you don't want it to turn it off. >The easy way is on the dual processor capable engines to simply alter the engine >parameters to only use 1 thread or processor. That is how I'm running my P4 >tournament. So Shredder, Fritz show as 50% useage the same as the single >processor engines like Pro Deo, Ruffian etc
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