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Date:      Thu, 30 Dec 1999 03:15:16 +0800
From:      Peter Wemm <peter@netplex.com.au>
To:        tsikora@powerusersbbs.com
Cc:        "freebsd-stable@FreeBSD.ORG" <freebsd-stable@FreeBSD.ORG>, "freebsd-hackers@FreeBSD.ORG" <freebsd-hackers@FreeBSD.ORG>
Subject:   Re: Temperature 
Message-ID:  <19991229191516.17D671CA0@overcee.netplex.com.au>
In-Reply-To: Message from Ted Sikora <tsikora@home.com>  of "Wed, 29 Dec 1999 13:03:24 EST." <386A4CEC.EB948EE8@home.com> 

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Ted Sikora wrote:

> During the night periodically my temp warning has been going off.
> I have it set to 118F. This happens only under FreeBSD. Linux continues
> to run cool at the old temperatures. Apparantly some code change has
> caused this. Does anyone know exactly where I should look?

The main difference is that Linux halts the cpu in the idle loop, we don't.
As a result the cpu is in a tight spin waiting for a process to become
scheduleable.  I have some patches half-done that I've been working on for
4.0 that should probably be able to be adapted to the 3.x series.

Cheers,
-Peter
--
Peter Wemm - peter@FreeBSD.org; peter@yahoo-inc.com; peter@netplex.com.au



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