From owner-freebsd-current@FreeBSD.ORG  Mon Sep 26 22:42:04 2005
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
X-Original-To: freebsd-current@freebsd.org
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 6F43116A41F;
	Mon, 26 Sep 2005 22:42:04 +0000 (GMT)
	(envelope-from kris@obsecurity.org)
Received: from elvis.mu.org (elvis.mu.org [192.203.228.196])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 26AB343D48;
	Mon, 26 Sep 2005 22:42:04 +0000 (GMT)
	(envelope-from kris@obsecurity.org)
Received: from obsecurity.dyndns.org
	(CPE0050040655c8-CM00111ae02aac.cpe.net.cable.rogers.com
	[70.30.70.180]) by elvis.mu.org (Postfix) with ESMTP id 0C37E1A3C23;
	Mon, 26 Sep 2005 15:42:04 -0700 (PDT)
Received: by obsecurity.dyndns.org (Postfix, from userid 1000)
	id CF94251214; Mon, 26 Sep 2005 18:42:02 -0400 (EDT)
Date: Mon, 26 Sep 2005 18:42:02 -0400
From: Kris Kennaway <kris@obsecurity.org>
To: Jon Dama <jd@ugcs.caltech.edu>
Message-ID: <20050926224202.GA39901@xor.obsecurity.org>
References: <20050926152952.GA1670@dragon.NUXI.org>
	<20050926160808.GB1649@dragon.NUXI.org>
	<20050926180615.GA61075@xor.obsecurity.org>
	<Pine.LNX.4.53.0509261515310.26869@barf.ugcs.caltech.edu>
Mime-Version: 1.0
Content-Type: multipart/signed; micalg=pgp-sha1;
	protocol="application/pgp-signature"; boundary="8t9RHnE3ZwKMSgU+"
Content-Disposition: inline
In-Reply-To: <Pine.LNX.4.53.0509261515310.26869@barf.ugcs.caltech.edu>
User-Agent: Mutt/1.4.2.1i
Cc: freebsd-current@freebsd.org, Kris Kennaway <kris@obsecurity.org>
Subject: Re: [PANIC] ufs_dirbad: bad dir
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Discussions about the use of FreeBSD-current
	<freebsd-current.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>, 
	<mailto:freebsd-current-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-current>
List-Post: <mailto:freebsd-current@freebsd.org>
List-Help: <mailto:freebsd-current-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
	<mailto:freebsd-current-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Mon, 26 Sep 2005 22:42:04 -0000


--8t9RHnE3ZwKMSgU+
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable

On Mon, Sep 26, 2005 at 03:17:36PM -0700, Jon Dama wrote:
> And I have mentioned that I have it on authority from Doug White that this
> panic is an indicator of hardware failure.
>=20
> Do you have some reason to believe that Doug is wrong?
>=20
> again for reference:
> http://lists.freebsd.org/pipermail/freebsd-current/2004-November/042704.h=
tml

Of course I can't rule out once-off spurious hardware errors from
e.g. cosmic rays, but it's certainly not indicative of an ongoing
hardware problem on my machines.  I do kill disks every few months,
but those have their own signature (e.g. ATA driver errors).

Kris

--8t9RHnE3ZwKMSgU+
Content-Type: application/pgp-signature
Content-Disposition: inline

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.2 (FreeBSD)

iD8DBQFDOHk6Wry0BWjoQKURAofYAJ9waJdRrBaO0++0Vqxxci0J+IO73wCgm/Ho
5f2ndepcLhQH+apEzmCcJXA=
=Aj8t
-----END PGP SIGNATURE-----

--8t9RHnE3ZwKMSgU+--