From owner-freebsd-stable@FreeBSD.ORG Thu Dec 9 02:11:13 2004 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 636C116A4CE; Thu, 9 Dec 2004 02:11:13 +0000 (GMT) Received: from blackwater.lemis.com (wantadilla.lemis.com [192.109.197.135]) by mx1.FreeBSD.org (Postfix) with ESMTP id 31BBC43D4C; Thu, 9 Dec 2004 02:11:12 +0000 (GMT) (envelope-from grog@lemis.com) Received: by blackwater.lemis.com (Postfix, from userid 1004) id 1574185657; Thu, 9 Dec 2004 12:41:10 +1030 (CST) Date: Thu, 9 Dec 2004 12:41:10 +1030 From: Greg 'groggy' Lehey To: Robert Watson Message-ID: <20041209021109.GH92212@wantadilla.lemis.com> References: <200412072154.42853.michaelnottebrock@gmx.net> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="HUY/6dRnBRT+g9H1" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.1i Organization: The FreeBSD Project Phone: +61-8-8388-8286 Fax: +61-8-8388-8725 Mobile: +61-418-838-708 WWW-Home-Page: http://www.FreeBSD.org/ X-PGP-Fingerprint: 9A1B 8202 BCCE B846 F92F 09AC 22E6 F290 507A 4223 cc: freebsd-stable@freebsd.org Subject: Re: crashdumps not working X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 09 Dec 2004 02:11:13 -0000 --HUY/6dRnBRT+g9H1 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Wednesday, 8 December 2004 at 11:20:34 +0000, Robert Watson wrote: > > On Tue, 7 Dec 2004, Michael Nottebrock wrote: > >> I recently enabled SW_WATCHDOG in my kernel, but when watchdog triggers >> a panic, no crashdump is taken although dumps are enabled. What could be >> causing this? > > If you drop to the debugger by using the debug.kdb.enter sysctl, and > do "call doadump", followed by a reset, does a dump get generated > successfully? I.e., are they completely broken on your system, or > is this somehow a property of the particular hang you're seeing. > (Do the above with caution and in a situation where you don't mind > fscking, needless to say). FWIW, I've found that the only way to dump a -CURRENT system in the last six months or so has been to 'call doadump'. There are a number of other problems, including getting gdb over firewire to work at all, but I won't find time to look at them for the next few weeks. Greg -- See complete headers for address and phone numbers. --HUY/6dRnBRT+g9H1 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.6 (FreeBSD) iD8DBQFBt7Q9IubykFB6QiMRAqq8AJ9FN7BjMZOxTVn4VKDgZYgFV/YeOACfaks+ Ufv6MRVPo4tmaVAwcLb0A90= =EycB -----END PGP SIGNATURE----- --HUY/6dRnBRT+g9H1--