From owner-freebsd-stable@FreeBSD.ORG Sun Nov 30 00:01:04 2008 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id DE4F2106567B for ; Sun, 30 Nov 2008 00:01:04 +0000 (UTC) (envelope-from pjd@garage.freebsd.pl) Received: from mail.garage.freebsd.pl (chello087206045082.chello.pl [87.206.45.82]) by mx1.freebsd.org (Postfix) with ESMTP id 36CC98FC13 for ; Sun, 30 Nov 2008 00:01:03 +0000 (UTC) (envelope-from pjd@garage.freebsd.pl) Received: by mail.garage.freebsd.pl (Postfix, from userid 65534) id 9DE5245C9B; Sun, 30 Nov 2008 01:01:02 +0100 (CET) Received: from localhost (chello087206045082.chello.pl [87.206.45.82]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.garage.freebsd.pl (Postfix) with ESMTP id 77F3445B36; Sun, 30 Nov 2008 01:00:56 +0100 (CET) Date: Sun, 30 Nov 2008 01:00:59 +0100 From: Pawel Jakub Dawidek To: Pete French Message-ID: <20081130000059.GC1494@garage.freebsd.pl> References: <20081129104640.GB1494@garage.freebsd.pl> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="4ZLFUWh1odzi/v6L" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.3i X-PGP-Key-URL: http://people.freebsd.org/~pjd/pjd.asc X-OS: FreeBSD 8.0-CURRENT i386 X-Spam-Checker-Version: SpamAssassin 3.0.4 (2005-06-05) on mail.garage.freebsd.pl X-Spam-Level: X-Spam-Status: No, score=-2.6 required=3.0 tests=BAYES_00 autolearn=ham version=3.0.4 Cc: freebsd-stable@freebsd.org Subject: Re: Curious failure of ZFS snapshots X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 30 Nov 2008 00:01:04 -0000 --4ZLFUWh1odzi/v6L Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Nov 29, 2008 at 01:01:18PM +0000, Pete French wrote: > > Is there a way for me to reproduce that? >=20 > I am not sure how to reproduce it, as I am unclear as to what > causes is. I have two machines making regular snapshots, one of which > ends up in this state, and one which doesnt. The only difference is > that the one which goes wwrong is actually trying to access the snapshots, > whereas the other is a backup machine where they just sit there. >=20 > What I can try and do is to setup a small system to try and reproduce the > bug on a small file backed zfs system, aandd then maybe email you the > failed image if I can get it to fail. Would that be of any use ? > The current failed image is about 50GB, so I dont have an easy way to > send you that. Is an image of a filesystem with the problem actualll of > any use to you anywway ? It's not file system on-disk structure fault, as far as I understand, because reboot fixes it. I belive it's how you access the snapshots. --=20 Pawel Jakub Dawidek http://www.wheel.pl pjd@FreeBSD.org http://www.FreeBSD.org FreeBSD committer Am I Evil? Yes, I Am! --4ZLFUWh1odzi/v6L Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.4 (FreeBSD) iD8DBQFJMde6ForvXbEpPzQRAq/NAJ9AmrQ5AnbswYgfdCGX1FmO9eR0cgCeL+4z 4tBGvAwXdPtQcTScda2aRGo= =rG3H -----END PGP SIGNATURE----- --4ZLFUWh1odzi/v6L--