Re: Dual processors ?

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#239

From: Lee Sau Dan
Date: Fri, 10 Jan 2003 08:09

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>>>>> "George" == George Bell <MasterofTimeADim@netscape.net> writes:

    George> The problems you mention I think are pretty well addressed
    George> by dedicated circuitry in the cpu when it is in SMP mode
    George> and advanced algorithms.  I am no expert on this so
    George> perhaps someone else can contribute to this thread, 

You're  talking about  cache-coherence.   You've got  a keyword.   You
should know where to start a search.


    George> but this is why I have found that some CPUs can operate in
    George> SMP while others cannot.

This  is not the  only issue  to be  addressed for  multi-CPU systems.
There are  other problems, like  cooperating to share the  same memory
and I/O buses, which can only handle 1 accessor at a time.


-- 
Lee Sau Dan                     ���u��(Big5)                    ~{@nJX6X~}(HZ) 

E-mail: danlee@informatik.uni-freiburg.de
Home page: http://www.informatik.uni-freiburg.de/~danlee

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From: Lee Sau Dan <danlee@informatik.uni-freiburg.de>
Newsgroups: aus.computers.linux,comp.os.linux.hardware,aus.ads.forsale.computers.used
Subject: Re: Dual processors ?
Date: 10 Jan 2003 09:09:57 +0100
Organization: Rechenzentrum der Universitaet Freiburg, Germany
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