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Subject: Re: question about using computer with 2 processors

Author: Robert Hyatt

Date: 10:52:24 06/02/04

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On June 02, 2004 at 10:07:35, Norm Pollock wrote:

>Another question to ask is which processor does the OS housekeeping. The engine
>using that processor will occassionally have to give control to the OS.


Non-deterministic.  Interrupts get randomly distributed to the processors by the
APIC as needed.  No way to guarantee that, although I believe that in Linux one
can say "all interrupts go to CPU 0" although that hurts performance by stacking
interrupts on top of each other.



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