From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 95297C433F5 for ; Mon, 4 Apr 2022 23:18:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236740AbiDDXUi (ORCPT ); Mon, 4 Apr 2022 19:20:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52516 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235561AbiDDXUg (ORCPT ); Mon, 4 Apr 2022 19:20:36 -0400 Received: from mail1.merlins.org (magic.merlins.org [209.81.13.136]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E23A6638F for ; Mon, 4 Apr 2022 16:18:39 -0700 (PDT) Received: from c-24-5-124-255.hsd1.ca.comcast.net ([24.5.124.255]:48714 helo=sauron.svh.merlins.org) by mail1.merlins.org with esmtpsa (Cipher TLS1.3:ECDHE_SECP256R1__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.94.2 #2) id 1nbVy3-0006dV-2g by authid with srv_auth_plain; Mon, 04 Apr 2022 16:18:39 -0700 Received: from merlin by sauron.svh.merlins.org with local (Exim 4.92) (envelope-from ) id 1nbVy2-00CNdt-TC; Mon, 04 Apr 2022 16:18:38 -0700 Date: Mon, 4 Apr 2022 16:18:38 -0700 From: Marc MERLIN To: Josef Bacik Cc: "linux-btrfs@vger.kernel.org" Subject: Re: Rebuilding 24TB Raid5 array (was btrfs corruption: parent transid verify failed + open_ctree failed) Message-ID: <20220404231838.GA1314726@merlins.org> References: <20220404190403.GY1314726@merlins.org> <20220404203333.GZ1314726@merlins.org> <20220404212951.GG14158@merlins.org> <20220404220935.GH14158@merlins.org> <20220404224503.GA11442@merlins.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Sysadmin: BOFH X-URL: http://marc.merlins.org/ X-SA-Exim-Connect-IP: 24.5.124.255 X-SA-Exim-Mail-From: marc@merlins.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org [removed Cc to others] On Mon, Apr 04, 2022 at 06:52:58PM -0400, Josef Bacik wrote: > On Mon, Apr 4, 2022 at 6:45 PM Marc MERLIN wrote: > > > > On Mon, Apr 04, 2022 at 06:34:39PM -0400, Josef Bacik wrote: > > > Alright, lets see how fucked this thing is > > > > > > ./btrfs inspect-internal dump-tree -t ROOT /dev/mapper/dshelf1a > > > > gargamel:/var/local/src/btrfs-progs-josefbacik# ./btrfs inspect-internal > > dump-tree -t ROOT /dev/mapper/dshelf1a > > btrfs-progs v5.16.2 > > parent transid verify failed on 22216704 wanted 1600938 found 1602177 > > parent transid verify failed on 22216704 wanted 1600938 found 1602177 > > Couldn't read chunk tree > > ERROR: unable to open /dev/mapper/dshelf1a > > idk what I expected there, you can pull my tree again, rebuild, > re-run, it should work this time. Thanks, gargamel:/var/local/src/btrfs-progs-josefbacik# ./btrfs inspect-internal dump-tree -t ROOT /dev/mapper/dshelf1a btrfs-progs v5.16.2 parent transid verify failed on 22216704 wanted 1600938 found 1602177 parent transid verify failed on 22216704 wanted 1600938 found 1602177 parent transid verify failed on 22216704 wanted 1600938 found 1602177 Ignoring transid failure parent transid verify failed on 13577821667328 wanted 1602089 found 1602242 parent transid verify failed on 13577821667328 wanted 1602089 found 1602242 parent transid verify failed on 13577821667328 wanted 1602089 found 1602242 Ignoring transid failure parent transid verify failed on 13577821667328 wanted 1602089 found 1602242 Ignoring transid failure parent transid verify failed on 13577821667328 wanted 1602089 found 1602242 Ignoring transid failure parent transid verify failed on 13577821667328 wanted 1602089 found 1602242 Ignoring transid failure Couldn't find the last root for 4 Couldn't setup device tree ERROR: unable to open /dev/mapper/dshelf1a -- "A mouse is a device used to point at the xterm you want to type in" - A.S.R. Home page: http://marc.merlins.org/ | PGP 7F55D5F27AAF9D08