From owner-freebsd-hackers@FreeBSD.ORG Tue Jan 18 15:58:22 2005 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 15A9616A4CE for ; Tue, 18 Jan 2005 15:58:22 +0000 (GMT) Received: from gatekeeper.syskonnect.de (gatekeeper.syskonnect.de [213.144.13.149]) by mx1.FreeBSD.org (Postfix) with ESMTP id 8E2BF43D3F for ; Tue, 18 Jan 2005 15:58:18 +0000 (GMT) (envelope-from gheinig@syskonnect.de) Received: from syskonnect.de (skd.de [10.9.15.1])j0IFwJ91021654 for ; Tue, 18 Jan 2005 16:58:19 +0100 (MET) Received: from syskonnect.de (localhost [127.0.0.1]) by syskonnect.de (8.12.11/8.12.11) with ESMTP id j0IFwG1L010920 for ; Tue, 18 Jan 2005 16:58:16 +0100 (MET) Message-ID: <41ED322B.9090608@syskonnect.de> Date: Tue, 18 Jan 2005 16:58:35 +0100 From: Gerald Heinig User-Agent: Mozilla Thunderbird 0.5 (X11/20040208) X-Accept-Language: en-us, en MIME-Version: 1.0 To: hackers@freebsd.org Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Subject: Kernel won't dump on panic X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 18 Jan 2005 15:58:22 -0000 Hi all, I'm having problems getting a kernel to write a crash dump on my Dell Optiplex under FreeBSD 5.3. I've set dumpdev="/dev/ad0s1b", set kern.sync_on_panic to 1, the dump device has enough space (1 Gig, physical RAM is 512M). When the kernel panics, it starts writing out a vmcore, but only gets to 2 blocks and then stops. Things work fine with my dual processor Tyan Tiger box. Anyone have any ideas as to what I might be doing wrong? Cheers, Gerald