From owner-freebsd-stable@FreeBSD.ORG Thu Nov 27 10:45:43 2003 Return-Path: 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 B914116A4CE for ; Thu, 27 Nov 2003 10:45:43 -0800 (PST) Received: from moek.pir.net (moek.pir.net [130.64.1.215]) by mx1.FreeBSD.org (Postfix) with ESMTP id D2C9B43FB1 for ; Thu, 27 Nov 2003 10:45:42 -0800 (PST) (envelope-from pir@pir.net) Received: from pir by moek.pir.net with local (Exim) id 1APR94-0006tc-00 for freebsd-stable@freebsd.org; Thu, 27 Nov 2003 13:45:42 -0500 Date: Thu, 27 Nov 2003 13:45:41 -0500 From: Peter Radcliffe To: freebsd-stable@freebsd.org Message-ID: <20031127184541.GA25839@pir.net> Mail-Followup-To: freebsd-stable@freebsd.org References: <01b401c3b46d$a4ed5cc0$62c4033e@clarity> <20031127140905.GA95486@walton.maths.tcd.ie> <01c901c3b4f9$57066880$62c4033e@clarity> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <01c901c3b4f9$57066880$62c4033e@clarity> User-Agent: Mutt/1.4.1i X-fish: < X-Copy-On-Listmail: Please do NOT Cc: me on list mail. Subject: Re: 4.9 Stable Crashes on SuperMicro with SMP X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list Reply-To: freebsd-stable@freebsd.org List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 27 Nov 2003 18:45:43 -0000 Jonathan Gilpin probably said: > Tonight I will enable the second CPU again and see if I can find out > more infomation... Could it be that a memory fault only occurr when > the second CPU is enabled (ie: when Option SMP and option APIC_IO is > enabled in the kernel)? Cache problem on the 2nd CPU ? Swap the CPUs and run on the other one in single processor mode ? P. -- pir