From owner-freebsd-questions Thu Jan 4 21:56:35 2001 From owner-freebsd-questions@FreeBSD.ORG Thu Jan 4 21:56:34 2001 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from femail4.sdc1.sfba.home.com (femail4.sdc1.sfba.home.com [24.0.95.84]) by hub.freebsd.org (Postfix) with ESMTP id 2FDDC37B400 for ; Thu, 4 Jan 2001 21:56:34 -0800 (PST) Received: from cx443070b ([24.0.36.170]) by femail4.sdc1.sfba.home.com (InterMail vM.4.01.03.00 201-229-121) with SMTP id <20010105055438.JFGO3375.femail4.sdc1.sfba.home.com@cx443070b>; Thu, 4 Jan 2001 21:54:38 -0800 Message-ID: <001d01c076dc$94eb38a0$aa240018@vista1.sdca.home.com> From: "Jeremiah Gowdy" To: "Michael Wells" , References: <20010104102301.B13113@imap.cam.zeus.co.uk> Subject: Re: SMP kernel overheats Date: Thu, 4 Jan 2001 21:58:52 -0800 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.50.4522.1200 X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4522.1200 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > I've been going through a kernel configuration for my SMP machine. It's > a Gigabyte 6BXD with 2xPIII 550MHz processors. I can provide other > information if necessary about the hardware, but it's nothing too exotic. > > The problem I'm having is that although the kernel seems to work fine, > and tools like "top" report that the CPUs are idleing, after a few minutes > the system starts getting really warm, and eventually the BIOS thermal > alarms are triggered at 65 degrees C. As I say, despite this it is all > fine in operation, and processes on both CPUs are ok. It is clearly > running way too hot though. > > What I was wondering was is this a known problem? Can it be fixed? Any > other ideas? Thanks, your help is much appreciated. I run an IBM Netfinity 3500, Dual Pentium III 500, which has only heatsinks on the CPUs and relies on the case fan to suck enough air to keep the CPUs cool. I run the FreeBSD 4.2 SMP kernel 24/7 on this production server and I have no issues. Sorry. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message