From owner-freebsd-questions@FreeBSD.ORG  Mon Oct  6 15:31:46 2008
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id EC6101065688
	for <freebsd-questions@freebsd.org>;
	Mon,  6 Oct 2008 15:31:46 +0000 (UTC)
	(envelope-from lists@jnielsen.net)
Received: from ns1.jnielsen.net (ns1.jnielsen.net [69.55.238.237])
	by mx1.freebsd.org (Postfix) with ESMTP id B9ADF8FC1D
	for <freebsd-questions@freebsd.org>;
	Mon,  6 Oct 2008 15:31:46 +0000 (UTC)
	(envelope-from lists@jnielsen.net)
Received: from [192.168.213.128] (jn@stealth.jnielsen.net [74.218.226.254])
	(authenticated bits=0)
	by ns1.jnielsen.net (8.12.9p2/8.12.9) with ESMTP id m96FVjfJ021312;
	Mon, 6 Oct 2008 11:31:46 -0400 (EDT)
	(envelope-from lists@jnielsen.net)
To: freebsd-questions@freebsd.org
Content-Disposition: inline
From: John Nielsen <lists@jnielsen.net>
Date: Mon, 6 Oct 2008 11:31:43 -0400
MIME-Version: 1.0
Content-Type: text/plain;
  charset="iso-8859-1"
Content-Transfer-Encoding: 7bit
Message-Id: <200810061131.43660.lists@jnielsen.net>
X-Virus-Scanned: ClamAV version 0.88.4,
	clamav-milter version 0.88.4 on ns1.jnielsen.net
X-Virus-Status: Clean
Cc: dhaneshk k <dhaneshkk@hotmail.com>
Subject: Re: acpi_tz0: _TMP value is absurd ignored (-269.7C) Message in
	every 3 seconds .
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Mon, 06 Oct 2008 15:31:47 -0000

On Monday 06 October 2008 02:07:17 am dhaneshk k wrote:
> I installed freebsd-7.0  in a p4 machine , after installation when I
> reboot the machine , I am getting the message
>
> acpi_tz0: _TMP value is absurd ignored (-269.7C)   in every 3 seconds

I have a machine that does this as well. I haven't done any research into 
the cause or an actual fix, but a workaround is to add
	hw.acpi.thermal.polling_rate=0
to /etc/sysctl.conf.

JN