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Subject: Re: HyperThreading & Comp v Comp matches

Author: Ray Banks

Date: 13:45:44 11/22/04

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On November 22, 2004 at 16:20:01, Robert Hyatt wrote:

>Some engines will see the second "processor" and use it.  That creates an
>imbalance.  If you do ponder-on which is the only way I run, then there are
>further ways for the two programs to interfere with each other.  The one that is
>the best-behaved in cache will run on a processor that appears to be
>significantly faster than the processor for the program that is not so well
>behaved...

Surely with a single processor machine you'd never use ponder on ?

Even with a genuine dual processor box with ponder on, you'd still restrict the
likes of Shredder to one CPU (so each engine has one genuine CPU each)



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