*BSD News Article 36557


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From: csgr@cs.ru.ac.za (Geoff Rehmet)
Newsgroups: comp.os.386bsd.misc
Subject: Re: dual processor motherboards the way forward?
Date: 5 Oct 1994 08:45:05 GMT
Organization: Rhodes University Computing Services
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References: <Cww6x9.1A0@gnome.co.uk> <36hous$fdv@exile.oec.com> <36stq0$177@engnews2.Eng.Sun.COM>
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In <36stq0$177@engnews2.Eng.Sun.COM> plocher@Sun.COM (John Plocher (x86158 MPk12-3581)) writes:

>For comparison's sake, SunOS 4.x uses a form of ASMP on Sun's MP
>hardware, Solaris 2.x is fully SMP.  The complexity difference is
>large, but the performance differences (scalability wrt # of CPUs...)
>seem to be worth it :-)

But then again, Solaris 2.x seems to require at least twice the
resources required by SunOS 4 in order to run _at_ _all_, so you
probably land up needing a SMP machine to get any decent sort of
performance.

(:-) for the humour-impaired)

Geoff.
--
 Geoff Rehmet, Computer Science Department, Rhodes University, South Africa
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