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Date:      Fri, 27 May 2005 21:28:49 -0400
From:      Mike Tancsa <mike@sentex.net>
To:        Jacob S <stormspotter@6Texans.net>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: Problem with HT support in 5.4
Message-ID:  <k8if91l97645ftmllfs8ittdvablmk8is3@4ax.com>
In-Reply-To: <20050527093046.748e33c1@jacob.6texans.net>
References:  <20050527085445.38de5553@jacob.6texans.net> <b7052e1e05052707056d4faa4@mail.gmail.com> <20050527093046.748e33c1@jacob.6texans.net>

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On Fri, 27 May 2005 09:30:46 -0500, in sentex.lists.freebsd.questions
you wrote:
>>=20
>> Oh, wait, it is probably just the last HT security patch,
>> =
ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-05:09.htt.as=
c.
>
>hmm... So basically, SMP can be enabled, but it won't use HT even if it
>sees a capable processor?=20

Unless you use the ULE scheduler (which is broken and buggy on
RELENG_5) there is no benefit to using HT. In fact, it will make some
things worse.

	---Mike
--------------------------------------------------------
Mike Tancsa, Sentex communications http://www.sentex.net
Providing Internet Access since 1994
mike@sentex.net, (http://www.tancsa.com)



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