From owner-freebsd-stable@FreeBSD.ORG  Mon Jul 12 02:09:14 2004
Return-Path: <owner-freebsd-stable@FreeBSD.ORG>
Delivered-To: freebsd-stable@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 6B41416A4CE
	for <freebsd-stable@freebsd.org>;
	Mon, 12 Jul 2004 02:09:14 +0000 (GMT)
Received: from dglawrence.com (c-24-21-223-117.client.comcast.net
	[24.21.223.117])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 3092143D39
	for <freebsd-stable@freebsd.org>;
	Mon, 12 Jul 2004 02:09:14 +0000 (GMT)
	(envelope-from dg@nexus.dglawrence.com)
Received: from nexus.dglawrence.com (localhost [127.0.0.1])
	by dglawrence.com (8.12.10/8.12.6) with ESMTP id i6C27K5X054680;
	Sun, 11 Jul 2004 19:07:20 -0700 (PDT)
	(envelope-from dg@nexus.dglawrence.com)
Received: (from dg@localhost)
	by nexus.dglawrence.com (8.12.10/8.12.3/Submit) id i6C27JkF054679;
	Sun, 11 Jul 2004 19:07:19 -0700 (PDT)
Date: Sun, 11 Jul 2004 19:07:19 -0700
From: "David G. Lawrence" <dg@dglawrence.com>
To: Paul Civati <paul@xciv.org>
Message-ID: <20040712020719.GP69215@nexus.dglawrence.com>
References: <20040711153233.D76940@carver.gumbysoft.com>
	<57409.1089587960@xciv.org>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <57409.1089587960@xciv.org>
cc: freebsd-stable@freebsd.org
Subject: Re: SMP and NMI errors (4.10)
X-BeenThere: freebsd-stable@freebsd.org
X-Mailman-Version: 2.1.1
Precedence: list
List-Id: Production branch of FreeBSD source code
	<freebsd-stable.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-stable>,
	<mailto:freebsd-stable-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-stable>
List-Post: <mailto:freebsd-stable@freebsd.org>
List-Help: <mailto:freebsd-stable-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-stable>,
	<mailto:freebsd-stable-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Mon, 12 Jul 2004 02:09:14 -0000

> > > If I boot a uniprocessor kernel this problem doesn't occur.
> > It might be temperature related then :)
> 
> I was hoping no-one would say that :)
> 
> This is a 1U rack mount and currently seems to run at about ~40 deg. C
> on CPU1, ~30 deg. C on CPU2 and ~33 deg. C system temp.  First CPU 
> is a little hot perhaps but I don't think too high to be a problem?

   Actually, this sounds more like a weak/overloaded power supply problem.
Power supplies in many 1U servers are very inadequate for the job and often
have problems in dual processor configurations.

-DG

David G. Lawrence
President
Download Technologies, Inc. - http://www.downloadtech.com - (866) 399 8500
TeraSolutions, Inc. - http://www.terasolutions.com - (888) 346 7175
The FreeBSD Project - http://www.freebsd.org
Pave the road of life with opportunities.