From owner-freebsd-stable@FreeBSD.ORG Thu Feb 17 19:22:15 2005 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 4FD2116A4CE for ; Thu, 17 Feb 2005 19:22:15 +0000 (GMT) Received: from wproxy.gmail.com (wproxy.gmail.com [64.233.184.199]) by mx1.FreeBSD.org (Postfix) with ESMTP id 419C343D39 for ; Thu, 17 Feb 2005 19:22:14 +0000 (GMT) (envelope-from swhetzel@gmail.com) Received: by wproxy.gmail.com with SMTP id 69so329902wri for ; Thu, 17 Feb 2005 11:22:13 -0800 (PST) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:reply-to:to:subject:in-reply-to:mime-version:content-type:content-transfer-encoding:references; b=nFo9k0A2Hmj6rM76y8+1D8rtzHXO8UBaOfozU1xixo2RgDKdxmfloxCldTUHPT/tGnE+nHzZ79ja500+KrCxoceTLs+N8GGKSjg2I6byUT/GdCG59PEkm2n+9vGkRFO+9xEkz1vxu19T08dcrcNNcpJuXoXN5fMGe8hh4OSkKOY= Received: by 10.54.11.66 with SMTP id 66mr16644wrk; Thu, 17 Feb 2005 11:22:12 -0800 (PST) Received: by 10.54.29.8 with HTTP; Thu, 17 Feb 2005 11:22:12 -0800 (PST) Message-ID: <790a9fff05021711226f40fdfe@mail.gmail.com> Date: Thu, 17 Feb 2005 13:22:12 -0600 From: Scot Hetzel To: freebsd-stable@freebsd.org In-Reply-To: <20050216233125.010075fb.gstewart@bonivet.net> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit References: <42134454.7030306@mcdonald.no> <790a9fff05021607456ec0406d@mail.gmail.com> <20050216175920.4f60007c.gstewart@bonivet.net> <4213B3FD.6060400@mcdonald.no> <20050216233125.010075fb.gstewart@bonivet.net> Subject: Re: Strange disk problems make the system lock up X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list Reply-To: Scot Hetzel List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 17 Feb 2005 19:22:15 -0000 On Wed, 16 Feb 2005 23:31:25 +0100, Godwin Stewart wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > On Wed, 16 Feb 2005 21:58:37 +0100, Charles Erik McDonald > wrote: > > > bastion(root):#mount -t ufs /dev/ad3s1 /mnt/wd2500pb/ > > mount: /dev/ad3s1 on /mnt/wd2500pb: incorrect super block > > bastion(root):#mount -t ufs /dev/ad3s1c /mnt/wd2500pb/ > > mount: /dev/ad3s1c on /mnt/wd2500pb: incorrect super block > > bastion(root):#mount -t ufs /dev/ad3 /mnt/wd2500pb/ > > bastion(root):# > > Well, I don't know anything near enough about UFS to be able to speculate > on why a valid disklabel is found while the entire physical disk is mounted. > What I would say is that the system freezing when trying to umount the > filesystems could have something to do with this oddity. > > However, one thing I'd do ASAP is back up the data (I know 300+ GB is a lot > of data) and boot into single user mode so that the 2 disks aren't mounted. > I'd then newfs ad{2,3}s1c and modify my fstab to reflect the fact that I'm > now using filesystems here rather than just ad{2,3}, boot normally and > restore the data. > The problem is that he only has the "c" partition, which is reserved to specifying the entire disk. He needs to use disklabel to create a partion using one of a,b,d-h. see "man disklabel" Scot