Date: Mon, 26 Sep 2005 20:19:03 -0400 From: Kris Kennaway <kris@obsecurity.org> To: Jon Dama <jd@ugcs.caltech.edu> Cc: freebsd-current@freebsd.org, Kris Kennaway <kris@obsecurity.org> Subject: Re: [PANIC] ufs_dirbad: bad dir Message-ID: <20050927001903.GD72460@xor.obsecurity.org> In-Reply-To: <Pine.LNX.4.53.0509261547190.26869@barf.ugcs.caltech.edu> 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> <20050926224202.GA39901@xor.obsecurity.org> <Pine.LNX.4.53.0509261547190.26869@barf.ugcs.caltech.edu>
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--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--
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