From owner-freebsd-current@FreeBSD.ORG Tue Sep 27 00:19:04 2005 Return-Path: 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 CD0D516A41F; Tue, 27 Sep 2005 00:19:04 +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 81DC943D48; Tue, 27 Sep 2005 00:19:04 +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 63C661A3C19; Mon, 26 Sep 2005 17:19:04 -0700 (PDT) Received: by obsecurity.dyndns.org (Postfix, from userid 1000) id 7C9D351529; Mon, 26 Sep 2005 20:19:03 -0400 (EDT) Date: Mon, 26 Sep 2005 20:19:03 -0400 From: Kris Kennaway To: Jon Dama Message-ID: <20050927001903.GD72460@xor.obsecurity.org> References: <20050926152952.GA1670@dragon.NUXI.org> <20050926160808.GB1649@dragon.NUXI.org> <20050926180615.GA61075@xor.obsecurity.org> <20050926224202.GA39901@xor.obsecurity.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="eRtJSFbw+EEWtPj3" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.1i Cc: freebsd-current@freebsd.org, Kris Kennaway 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 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 27 Sep 2005 00:19:04 -0000 --eRtJSFbw+EEWtPj3 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Sep 26, 2005 at 03:54:47PM -0700, Jon Dama wrote: > Sure, but I've provoked this with marginal memory configurations. The > trouble is that if your memory configuration is marginal this symptom > makes a good deal of sense. i.e., you can model the problem as an usually > high incidence of alpha particle collisions. >=20 > Also such marginal configurations are likely to be temperature sensitive. >=20 > ... of course taking this attitude might have the same bad effect as if > when observation disagreed with the ptolemaic system, Kepler and the > rest had instead just said, "ah, there god goes again bumping the planets > with his finger" what a tragedy that would have been. Again, there is no correlation between workload, frequency or which machines experience the problems for me. It just happens from time to time. Kris --eRtJSFbw+EEWtPj3 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (FreeBSD) iD8DBQFDOI/2Wry0BWjoQKURAt3WAJ4jNtM0mwOqURVA2v4M2kMZe1U3/ACgto5s v9aEZ/2OIpiGtY8Wz8A2h1U= =sC+8 -----END PGP SIGNATURE----- --eRtJSFbw+EEWtPj3--