From owner-freebsd-questions  Wed Sep 12 18: 8:18 2001
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From: "Andrew C. Hornback" <achornback@worldnet.att.net>
To: "Mike Meyer" <mwm@mired.org>
Cc: <questions@freebsd.org>
Subject: RE: Single processor !!
Date: Wed, 12 Sep 2001 21:06:18 -0400
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> -----Original Message-----
> From: owner-freebsd-questions@FreeBSD.ORG
> [mailto:owner-freebsd-questions@FreeBSD.ORG]On Behalf Of Mike Meyer
> Sent: Wednesday, September 12, 2001 4:06 PM
> To: Matthew Graybosch
> Cc: questions@freebsd.org; athomas@unity.ncsu.edu
> Subject: Re: Single processor !!
>
> Matthew Graybosch <matthew@starbreaker.net> types:
> > Hi Ashley. I've heard that the most recent versions of FreeBSD=20
> > run on multiple processors. I think the limit is 16 processors.=20
> > Linux also runs on multiprocessors, but the stock kernel that=20
> > comes with most Linux distros is a uniprocessor kernel. If you=20
> > want SMP on Linux you'd have to build your own kernel. Same=20
> > with FreeBSD, AFAIK.
>
> You do have to rebuild the FreeBSD kernel to do that. Last time I
> installed Linux on an SMP system, it detected and used both processors
> without a kernel rebuild. Of course, that could be a feature of the
> distribution I chose.
>
> BeOS does SMP in the commercial version. Solaris does SMP on Sparc;
> I'm not sure about x86. Windows 2K and Windows NT do SMP, Windows 9x
> does not. I'm not sure about Windows NT.

	Solaris 7 (and probably 8) for Intel do detect multiple processors and use
them without a problem.  NT does SMP, I don't believe ME does, and I could
care less of XP does.

--- Andy


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