From owner-freebsd-fs@FreeBSD.ORG Sun Jan 20 19:53:54 2008 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id E723516A420 for ; Sun, 20 Jan 2008 19:53:54 +0000 (UTC) (envelope-from frank@exit.com) Received: from tinker.exit.com (tinker.exit.com [206.223.0.1]) by mx1.freebsd.org (Postfix) with ESMTP id 73E9013C447 for ; Sun, 20 Jan 2008 19:53:54 +0000 (UTC) (envelope-from frank@exit.com) Received: from jill.exit.com (jill.exit.com [206.223.0.4]) by tinker.exit.com (8.14.1/8.14.1) with ESMTP id m0KJI4rh055499; Sun, 20 Jan 2008 11:18:04 -0800 (PST) (envelope-from frank@exit.com) DKIM-Signature: v=1; a=rsa-sha1; c=simple/simple; d=exit.com; s=tinker; t=1200856684; bh=PlKLEdFXIPjmoDmkWbqribNhWdg=; h=X-Authentication-Warning:Subject:From:Reply-To:To:Cc:In-Reply-To: References:Content-Type:Content-Transfer-Encoding:Organization: Date:Message-Id:Mime-Version:X-Mailer; b=dQRiIkzyQQzmwEOCR8ub1z1Pj /5rIE50DaE+CHvaIzWjDJjZIYNGHxV06ECy7MitRGaEwS1zv04Mgsl+Uy9ZmMvpzlqh D+ZWqlrbVH/fFxMiRCkxXyEPrXIbeQWZdkFkq4DLbGAsS/aapG6qnuxPyc59c8lLt6S DyHK0o3RLCoI= Received: from jill.exit.com (localhost [127.0.0.1]) by jill.exit.com (8.14.1/8.14.1) with ESMTP id m0KJMAo4011783; Sun, 20 Jan 2008 11:22:10 -0800 (PST) (envelope-from frank@exit.com) Received: (from frank@localhost) by jill.exit.com (8.14.1/8.14.2/Submit) id m0KJMAQQ011782; Sun, 20 Jan 2008 11:22:10 -0800 (PST) (envelope-from frank@exit.com) X-Authentication-Warning: jill.exit.com: frank set sender to frank@exit.com using -f From: Frank Mayhar To: Matt Emmerton In-Reply-To: <000801c85b94$f3a58ea0$1200a8c0@hermes> References: <000801c85b94$f3a58ea0$1200a8c0@hermes> Content-Type: text/plain Content-Transfer-Encoding: 7bit Organization: Exit Consulting Date: Sun, 20 Jan 2008 11:22:10 -0800 Message-Id: <1200856930.9818.2.camel@jill.exit.com> Mime-Version: 1.0 X-Mailer: Evolution 2.12.3 FreeBSD GNOME Team Port Cc: freebsd-fs@freebsd.org Subject: Re: Looking for help to reconstruct a corrupted UFS2 filesystem X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: frank@exit.com List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 20 Jan 2008 19:53:55 -0000 On Sun, 2008-01-20 at 13:47 -0500, Matt Emmerton wrote: > What are my options at this point? Since all the superblocks are identical, > fsck always behaves the same. I suspect that one of the key blocks that the > superblock points to is corrupted. Is any of this data replicated on disk? > Can I troll the disk looking for intermediate blocks and easily chain > together portions of directory trees? This kind of thing is why I put ports/sysutils/ffs2recov together. You won't be able to recover everything but you should be able to get a lot of it back. -- Frank Mayhar frank@exit.com http://www.exit.com/ Exit Consulting http://www.gpsclock.com/ http://www.exit.com/blog/frank/ http://www.zazzle.com/fmayhar*