From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-lb0-f174.google.com ([209.85.217.174]:41721 "EHLO mail-lb0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754636Ab2FDSCJ convert rfc822-to-8bit (ORCPT ); Mon, 4 Jun 2012 14:02:09 -0400 Received: by lbbgm6 with SMTP id gm6so3282578lbb.19 for ; Mon, 04 Jun 2012 11:02:06 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <20120604170936.GE15986@carfax.org.uk> References: <4FCC9C63.7000605@gmail.com> <4FCC9CD5.2050309@gmx.net> <4FCC9F6C.5090305@gmail.com> <20120604114901.GA15986@carfax.org.uk> <4FCCA39C.8060409@gmail.com> <20120604121134.GB15986@carfax.org.uk> <4FCCA9E6.3030209@gmail.com> <20120604123431.GC15986@carfax.org.uk> <4FCCE125.7000004@gmail.com> <20120604170422.GD15986@carfax.org.uk> <20120604170936.GE15986@carfax.org.uk> Date: Mon, 4 Jun 2012 13:02:06 -0500 Message-ID: Subject: Re: Help with data recovering From: Michael To: Hugo Mills , Maxim Mikheev , Liu Bo , linux-btrfs@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-btrfs-owner@vger.kernel.org List-ID: If he has it in a RAID 1, could he manually fail the bad disk and try it from there? Obviously this could be harmful, so a dd copy would be a VERY good idea(truthfully, that should have been the first thing that was done). Michael On Mon, Jun 4, 2012 at 12:09 PM, Hugo Mills wrote: > > On Mon, Jun 04, 2012 at 06:04:22PM +0100, Hugo Mills wrote: > >    I'm out of ideas. > >   ... but that's not to say that someone else may have some ideas. I > wouldn't get your hopes up too much, though. > > >    At this point, though, you're probably looking at somebody writing > > custom code to scan the FS and attempt to find and retrieve anything > > that's recoverable. > > > >    You might try writing a tool to scan all the disks for useful > > fragments of old trees, and see if you can find some of the tree roots > > independently of the tree of tree roots (which clearly isn't > > particularly functional right now). You might try simply scanning the > > disks looking for your lost data, and try to reconstruct as much of it > > as you can from that. You could try to find a company specialising in > > data recovery and pay them to try to get your data back. Or you might > > just have to accept that the data's gone and work on reconstructing > > it. > >   Hugo. > > -- > === Hugo Mills: hugo@... carfax.org.uk | darksatanic.net | lug.org.uk === >  PGP key: 515C238D from wwwkeys.eu.pgp.net or http://www.carfax.org.uk >  --- A linked list is still a binary tree.  Just a very unbalanced --- >                             one.  -- dragon