From owner-freebsd-stable@FreeBSD.ORG Mon Aug 23 01:53:54 2010 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 92CBB10656A7 for ; Mon, 23 Aug 2010 01:53:54 +0000 (UTC) (envelope-from doconnor@gsoft.com.au) Received: from cain.gsoft.com.au (cain.gsoft.com.au [203.31.81.10]) by mx1.freebsd.org (Postfix) with ESMTP id E6F958FC1D for ; Mon, 23 Aug 2010 01:53:53 +0000 (UTC) Received: from ur.gsoft.com.au (Ur.gsoft.com.au [203.31.81.44]) (authenticated bits=0) by cain.gsoft.com.au (8.14.4/8.14.3) with ESMTP id o7N1ri3m037164 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=NO); Mon, 23 Aug 2010 11:23:50 +0930 (CST) (envelope-from doconnor@gsoft.com.au) Mime-Version: 1.0 (Apple Message framework v1081) Content-Type: multipart/signed; boundary=Apple-Mail-56--721453012; protocol="application/pkcs7-signature"; micalg=sha1 From: "Daniel O'Connor" In-Reply-To: <4C71CC62.6060803@langille.org> Date: Mon, 23 Aug 2010 11:23:44 +0930 Message-Id: <114C4629-156B-486A-B9E4-42954E57F521@gsoft.com.au> References: <4C71CC62.6060803@langille.org> To: Dan Langille X-Mailer: Apple Mail (2.1081) X-Spam-Score: -2.51 () ALL_TRUSTED,BAYES_00,T_RP_MATCHES_RCVD X-Scanned-By: MIMEDefang 2.67 on 203.31.81.10 X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: freebsd-stable Subject: Re: kernel MCA messages X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 23 Aug 2010 01:53:54 -0000 --Apple-Mail-56--721453012 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=us-ascii On 23/08/2010, at 10:48, Dan Langille wrote: > What does this mean? > > kernel: MCA: Bank 4, Status 0x940c4001fe080813 > kernel: MCA: Global Cap 0x0000000000000105, Status 0x0000000000000000 > kernel: MCA: Vendor "AuthenticAMD", ID 0xf5a, APIC ID 0 > kernel: MCA: CPU 0 COR BUSLG Source RD Memory > kernel: MCA: Address 0x7ff6b0 > > FreeBSD 7.3-STABLE #1: Sun Aug 22 23:16:43 It's generated by machine check support, see.. /usr/src/sys/i386/i386/mca.c /usr/src/sys/amd64/amd64/mca.c Some info here.. http://en.wikipedia.org/wiki/Machine_check_architecture No man page for it though. -- Daniel O'Connor software and network engineer for Genesis Software - http://www.gsoft.com.au "The nice thing about standards is that there are so many of them to choose from." -- Andrew Tanenbaum GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C --Apple-Mail-56--721453012--