From owner-freebsd-questions@FreeBSD.ORG Thu Apr 9 16:02:03 2009 Return-Path: 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 A326E106566C for ; Thu, 9 Apr 2009 16:02:03 +0000 (UTC) (envelope-from ray@stilltech.net) Received: from mail.geekdelivery.com (mail.geekdelivery.com [206.75.152.197]) by mx1.freebsd.org (Postfix) with ESMTP id 7AE6D8FC17 for ; Thu, 9 Apr 2009 16:02:03 +0000 (UTC) (envelope-from ray@stilltech.net) Received: from localhost (localhost [127.0.0.1]) by mail.geekdelivery.com (Postfix) with ESMTP id E0A241A9992 for ; Thu, 9 Apr 2009 10:02:02 -0600 (MDT) Received: from mail.geekdelivery.com ([127.0.0.1]) by localhost (wserver.geekdelivery.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id RdCAJPpC+BvT for ; Thu, 9 Apr 2009 10:02:02 -0600 (MDT) Received: from dev.localnet (unknown [206.75.152.198]) by mail.geekdelivery.com (Postfix) with ESMTPA id 7574C1A9991 for ; Thu, 9 Apr 2009 10:02:02 -0600 (MDT) From: Ray To: freebsd-questions@freebsd.org Date: Thu, 9 Apr 2009 10:02:01 -0600 User-Agent: KMail/1.11.2 (Linux/2.6.27-11-generic; KDE/4.2.2; x86_64; ; ) References: <200904031144.31198.ray@stilltech.net> In-Reply-To: <200904031144.31198.ray@stilltech.net> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200904091002.01582.ray@stilltech.net> Subject: Re: questions about Fatal Trap 12 X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 09 Apr 2009 16:02:03 -0000 On Friday 03 April 2009 11:44:31 Ray wrote: > Hello, > I have received a kernel Trap 12 error several times now and am trying to > figure it out. > the error occurred today, and the previous time was about two weeks ago. > last time I had to run fsck manually if that proves anything. > > > uname -a gives the following: > > FreeBSD wserver.********.com 7.0-RELEASE-p3 FreeBSD 7.0-RELEASE-p3 #0: Wed > Sep 17 13:30:46 MDT 2008 > root@wserver.*********.com:/usr/obj/usr/src/sys/MOD amd64 > > > Google returns results mostly for versions 4.x and 5.x, but it suggest 2 > main things: > test ram, and kernel panic troubleshooting. > (http://www.freebsd.org/doc/en/books/faq/advanced.html#KERNEL-PANIC- > TROUBLESHOOTING) > > Is there a way to test the ram without removing it from the machine and > leave the machine functioning. I've used memtest 86 before, but obviously > the machine has to be offline for this test. > > However, I'm a little unsure of the instructions in the handbook on > troubleshooting. namely, it talks about using the nm command, but I can't > figure out the data file to give it as an argument, and second I'm unsure > about using a debugging Kernel on a production server. I have heard that It > will significantly slow down a machine. > Any help or suggestions would be greatly appreciated. > Ray Can anybody make any suggestions, or is there a better list to take this question to? Ray