From owner-freebsd-current@FreeBSD.ORG Mon Apr 2 17:08:13 2007 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 5726116A401 for ; Mon, 2 Apr 2007 17:08:13 +0000 (UTC) (envelope-from pjd@garage.freebsd.pl) Received: from mail.garage.freebsd.pl (arm132.internetdsl.tpnet.pl [83.17.198.132]) by mx1.freebsd.org (Postfix) with ESMTP id E3A6A13C45A for ; Mon, 2 Apr 2007 17:08:12 +0000 (UTC) (envelope-from pjd@garage.freebsd.pl) Received: by mail.garage.freebsd.pl (Postfix, from userid 65534) id C8E2845684; Mon, 2 Apr 2007 19:08:10 +0200 (CEST) Received: from localhost (154.81.datacomsa.pl [195.34.81.154]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.garage.freebsd.pl (Postfix) with ESMTP id 4E59845681; Mon, 2 Apr 2007 19:08:00 +0200 (CEST) Date: Mon, 2 Apr 2007 19:07:50 +0200 From: Pawel Jakub Dawidek To: Mike Wolman Message-ID: <20070402170750.GD34180@garage.freebsd.pl> References: <20070329174620.Q90308@nux.eros.office> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="P+33d92oIH25kiaB" Content-Disposition: inline In-Reply-To: <20070329174620.Q90308@nux.eros.office> X-PGP-Key-URL: http://people.freebsd.org/~pjd/pjd.asc X-OS: FreeBSD 7.0-CURRENT i386 User-Agent: mutt-ng/devel-r804 (FreeBSD) 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-current@freebsd.org Subject: Re: ggated, gmirror + zfs panic 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: Mon, 02 Apr 2007 17:08:13 -0000 --P+33d92oIH25kiaB Content-Type: text/plain; charset=iso-8859-2 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Mar 29, 2007 at 05:47:01PM +0100, Mike Wolman wrote: > Hi, >=20 > I am experimenting with ggate, gmirror and zfs to create a redundant file= system using 2 machines. >=20 > I currently do not have 10 spare drives so i have been using md devices t= o test the setup with. >=20 > If I run through the below commands i am able to crash the machine every = time. I have a vmcore available but think this should be easy to reproduce. I'm able to reproduce it. Give me some time to track it down. > # dd if=3D/dev/zero of=3D/home/mike-play/file0 bs=3D1k count=3D1000k > # dd if=3D/dev/zero of=3D/home/mike-play/file1 bs=3D1k count=3D1000k > # dd if=3D/dev/zero of=3D/home/mike-play/file2 bs=3D1k count=3D1000k > # dd if=3D/dev/zero of=3D/home/mike-play/file3 bs=3D1k count=3D1000k > # dd if=3D/dev/zero of=3D/home/mike-play/file4 bs=3D1k count=3D1000k >=20 > # mdconfig -a -t vnode -f /home/mike-play/file0 -u 0 > # mdconfig -a -t vnode -f /home/mike-play/file1 -u 1 > # mdconfig -a -t vnode -f /home/mike-play/file2 -u 2 > # mdconfig -a -t vnode -f /home/mike-play/file3 -u 3 > # mdconfig -a -t vnode -f /home/mike-play/file4 -u 4 >=20 > edit /etc/gg.exports >=20 > 192.168.5.0/24 RW /dev/md0 > 192.168.5.0/24 RW /dev/md1 > 192.168.5.0/24 RW /dev/md2 > 192.168.5.0/24 RW /dev/md3 > 192.168.5.0/24 RW /dev/md4 ggated(8) support regular files as well, so you don't have to use mdconfig(8) to export them. --=20 Pawel Jakub Dawidek http://www.wheel.pl pjd@FreeBSD.org http://www.FreeBSD.org FreeBSD committer Am I Evil? Yes, I Am! --P+33d92oIH25kiaB Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (FreeBSD) iD8DBQFGEThmForvXbEpPzQRAhIUAJ9u4wIqGdRtmohbqUzfSGOpe7jU+ACfcNuH 4vaU7nI3fDJSVPfW2cYC+D8= =QPMO -----END PGP SIGNATURE----- --P+33d92oIH25kiaB--