From owner-freebsd-current Sun Nov 17 11:46:13 2002 Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 3AE4537B401 for ; Sun, 17 Nov 2002 11:46:12 -0800 (PST) Received: from fledge.watson.org (fledge.watson.org [204.156.12.50]) by mx1.FreeBSD.org (Postfix) with ESMTP id 615B243E4A for ; Sun, 17 Nov 2002 11:46:10 -0800 (PST) (envelope-from robert@fledge.watson.org) Received: from fledge.watson.org (fledge.pr.watson.org [192.0.2.3]) by fledge.watson.org (8.12.6/8.12.5) with SMTP id gAHJk8BF008160; Sun, 17 Nov 2002 14:46:08 -0500 (EST) (envelope-from robert@fledge.watson.org) Date: Sun, 17 Nov 2002 14:46:07 -0500 (EST) From: Robert Watson X-Sender: robert@fledge.watson.org To: Thierry Herbelot Cc: current@FreeBSD.ORG Subject: Re: SMP stability ? [was Re: more info from panic from running dnet on SMP kernel] In-Reply-To: <200211171136.39509.thierry@herbelot.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Sun, 17 Nov 2002, Thierry Herbelot wrote: > Even make -j1 buildworld with the SMP kernel ends with a complete freeze > of the machine (the kernel does not go to a panic where I could try a > backtrace) I've seen several reports that using a serial break to get into ddb is now quite a bit more reliable than a keyboard break. If you're not already using a serial console, you might want to give it a try (make sure to turn on BREAK_TO_DEBUGGER and/or ALT_BREAK_TO_DEBUGGER). Robert N M Watson FreeBSD Core Team, TrustedBSD Projects robert@fledge.watson.org Network Associates Laboratories To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message