From owner-freebsd-current@FreeBSD.ORG Sun Aug 24 23:51:15 2003 Return-Path: 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 1DADF16A4BF for ; Sun, 24 Aug 2003 23:51:15 -0700 (PDT) Received: from mail.cyberonic.com (mail.cyberonic.com [4.17.179.4]) by mx1.FreeBSD.org (Postfix) with ESMTP id ED1F343FE1 for ; Sun, 24 Aug 2003 23:51:13 -0700 (PDT) (envelope-from jmg@hydrogen.funkthat.com) Received: from hydrogen.funkthat.com (node-40244c0a.sfo.onnet.us.uu.net [64.36.76.10]) by mail.cyberonic.com (8.12.8/8.12.5) with ESMTP id h7P7VrRl008357; Mon, 25 Aug 2003 03:31:54 -0400 Received: (from jmg@localhost) by hydrogen.funkthat.com (8.12.9/8.11.6) id h7P6ov3M050209; Sun, 24 Aug 2003 23:50:57 -0700 (PDT) (envelope-from jmg) Date: Sun, 24 Aug 2003 23:50:56 -0700 From: John-Mark Gurney To: Bruce Evans Message-ID: <20030825065056.GU10898@funkthat.com> Mail-Followup-To: Bruce Evans , Thomas Gutzler , FreeBSD Current References: <20030824192611.GA14668@brain.hadiko.de> <20030824232636.GC14668@brain.hadiko.de> <20030825161221.U3593@gamplex.bde.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20030825161221.U3593@gamplex.bde.org> User-Agent: Mutt/1.4.1i X-Operating-System: FreeBSD 4.2-RELEASE i386 X-PGP-Fingerprint: B7 EC EF F8 AE ED A7 31 96 7A 22 B3 D8 56 36 F4 X-Files: The truth is out there X-URL: http://resnet.uoregon.edu/~gurney_j/ X-Resume: http://resnet.uoregon.edu/~gurney_j/resume.html cc: Thomas Gutzler cc: FreeBSD Current Subject: Re: recover superblock X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list Reply-To: John-Mark Gurney List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 25 Aug 2003 06:51:15 -0000 Bruce Evans wrote this message on Mon, Aug 25, 2003 at 16:12 +1000: > > Thx to > > http://groups.google.de/groups?selm=Pine.BSF.4.21.0212150052530.41793-100000_root.org%40ns.sol.net&oe=UTF-8&output=gplain > > Not really solved. fsck_ffs is supposed to be able to find alternative > superblocks automatically, and the primary superblock shouldn't get > trashed. Apparently the first alternative is at offset 32 (this is > a normal place for it IIRC), but fsck_ffs can't find it there for > some reason. I've also had the problem of when you do use an alternate superblock via -b, it doesn't over drive the primary. If you have a disk with bad blocks on the primary, you have to manualy rewrite it with dd. -- John-Mark Gurney Voice: +1 415 225 5579 "All that I will do, has been done, All that I have, has not."