From owner-freebsd-sparc64@FreeBSD.ORG  Wed Jan 25 16:00:51 2012
Return-Path: <owner-freebsd-sparc64@FreeBSD.ORG>
Delivered-To: freebsd-sparc64@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 2DCE71065740
	for <freebsd-sparc64@freebsd.org>; Wed, 25 Jan 2012 16:00:51 +0000 (UTC)
	(envelope-from marius@alchemy.franken.de)
Received: from alchemy.franken.de (alchemy.franken.de [194.94.249.214])
	by mx1.freebsd.org (Postfix) with ESMTP id B86E98FC0C
	for <freebsd-sparc64@freebsd.org>; Wed, 25 Jan 2012 16:00:50 +0000 (UTC)
Received: from alchemy.franken.de (localhost [127.0.0.1])
	by alchemy.franken.de (8.14.4/8.14.4/ALCHEMY.FRANKEN.DE) with ESMTP id
	q0PG0m6I016042; Wed, 25 Jan 2012 17:00:48 +0100 (CET)
	(envelope-from marius@alchemy.franken.de)
Received: (from marius@localhost)
	by alchemy.franken.de (8.14.4/8.14.4/Submit) id q0PG0mIM016041;
	Wed, 25 Jan 2012 17:00:48 +0100 (CET) (envelope-from marius)
Date: Wed, 25 Jan 2012 17:00:48 +0100
From: Marius Strobl <marius@alchemy.franken.de>
To: Denny Schierz <linuxmail@4lin.net>
Message-ID: <20120125160048.GA15959@alchemy.franken.de>
References: <5C638638-3D1A-417E-A574-9BCE51E08C59@4lin.net>
	<20120124202111.GB7731@alchemy.franken.de>
	<431CCA8C-2E5E-43BC-89EE-7F06CF8E8E8D@4lin.net>
	<20120125150054.GA15762@alchemy.franken.de>
	<926170B2-9DF2-4DCC-9643-E66E6504B185@4lin.net>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <926170B2-9DF2-4DCC-9643-E66E6504B185@4lin.net>
User-Agent: Mutt/1.4.2.3i
Cc: freebsd-sparc64@freebsd.org
Subject: Re: Howto debug Kernel problems ? (jail -r -> freeze)
X-BeenThere: freebsd-sparc64@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Porting FreeBSD to the Sparc <freebsd-sparc64.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-sparc64>, 
	<mailto:freebsd-sparc64-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-sparc64>
List-Post: <mailto:freebsd-sparc64@freebsd.org>
List-Help: <mailto:freebsd-sparc64-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-sparc64>,
	<mailto:freebsd-sparc64-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 25 Jan 2012 16:00:51 -0000

On Wed, Jan 25, 2012 at 04:09:40PM +0100, Denny Schierz wrote:
> 
> Am 25.01.2012 um 16:00 schrieb Marius Strobl:
> > 
> > Not that I'm aware of. Do you have a kernel built with options
> > BREAK_TO_DEBUGGER? Does it work when the machine doesn't hang
> 
> jupp, I have
> 
> > (you can resume via the "continue" command in the kernel
> 
> works too
> 
> > debugger)? Do you send the break via the "break" command of the
> > ALOM or by sending a break via a terminal attached to the ALOM
> > console?
> 
> 
> ssh alom -> login -> type break -> type console -f -> normal freebsd console 
> 
> but, It happens nothing. I expected to get into the kdb. 
> 

Ok, but breaking into the debugger only doesn't work when the
machine hangs de to a `jail -r`, otherwise it works?

Marius