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Date:      Wed, 27 Oct 2004 02:17:48 +0200
From:      Alex de Kruijff <freebsd@akruijff.dds.nl>
To:        Kris Kennaway <kris@obsecurity.org>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: HT kernel
Message-ID:  <20041027001748.GA858@alex.lan>
In-Reply-To: <20041026210129.GA76812@xor.obsecurity.org>
References:  <755cb9fc041026135416b35f88@mail.gmail.com> <20041026210129.GA76812@xor.obsecurity.org>

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On Tue, Oct 26, 2004 at 02:01:30PM -0700, Kris Kennaway wrote:
> On Tue, Oct 26, 2004 at 09:54:45PM +0100, Alexandre Vieira wrote:
> > Hello,
> > 
> >   I have a machine with an Intel p4 3.2ghz FSB800 w/ 1MB L2 cache and
> > I wanted to know your opinion about some kernel options that would
> > boost the performance of this kind of processor.
> 
> Note that for a lot of workloads HT decreases performance.

In what way? Does HT/SMP kernel or option do worse then a normal kernel
or default options?

-- 
Alex

Please copy the original recipients, otherwise I may not read your reply.



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