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 CCFC5C433EF for ; Sun, 29 May 2022 20:32:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230438AbiE2Uce (ORCPT ); Sun, 29 May 2022 16:32:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39670 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229999AbiE2Ucc (ORCPT ); Sun, 29 May 2022 16:32:32 -0400 Received: from mail-il1-x131.google.com (mail-il1-x131.google.com [IPv6:2607:f8b0:4864:20::131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8045F4578B for ; Sun, 29 May 2022 13:32:31 -0700 (PDT) Received: by mail-il1-x131.google.com with SMTP id s1so1932543ilj.0 for ; Sun, 29 May 2022 13:32:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=toxicpanda-com.20210112.gappssmtp.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=CpsNZfGRJ7ATcbM/W0/76DqUmC6dD3Nt11rUMk+OJ/0=; b=foeOjIHTRYDOHFQE6owQ5oHZMbzlW2jc4Ox2lAinuJ+8TeRf5LduY7LJr8ismMPOXD lOCkuVYYmmXHAYaSXaBs+6JRRh01GrYNQank5LcE48uV4KElw1UBRqIabXCyaFX6xjej q9mOoXNC950NIog/IdcjKyzVmQVI5ZPBOAEUGbW6VnKapZk3kSL1TrIzrpo8RyXU5FRD rOM7iY1zlU7XPZmWO+GLb2+PfRIfM1vKT53JPyHTJYpDKDtj0ZYoorooM+5xazJurfyy n/PPOMmVN5OkSqM1dFenO8ga+1xxfBDHmU3VAasntMtVwGr8mDcOvo2f7DrtgkjCxzCD Yp4A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=CpsNZfGRJ7ATcbM/W0/76DqUmC6dD3Nt11rUMk+OJ/0=; b=2c1d24wCJGzdQWMnd7TelTnppSkzkNX1taNiutBl7dNqSoljRV238hrP0V1Fa3+4OK 4Oaz2vwtClxhH/uSxcPR6B/RxrNeyir5l2NlSKHpLpBBrEGScLVMzJk5YXy2pqCz+AKy kvIn4sDZBSljRL2nEsD0pgVAKkQ1YW3JoUBgZICKsiVnDqs0yTXpHwge4fwqMQ/m84e5 5+gRVHBHOU1aar9mYPijuWKn24dX4rwHdS3OG9kB0uG4iatLz4AM4FqwRJunw7EkqSH/ bT41oUb4uu3A2BCE+CcXNhF92P+WDNamcORmUl84KCLGG6w5oslqnItz9cFCCoD8hP9g GTFA== X-Gm-Message-State: AOAM5313/no1JzoVeBvyAgLEt9z4ivUe3f1McE82u1O3yBXca9deaS89 uSb9hwVGaXxbb+qwegvB3VY8XYczItWj44zDSJ7lnQwJaVw= X-Google-Smtp-Source: ABdhPJylXqHDcpB/LDSEQ8++xm7ja7NNEYslApudAaWdlv7zUR0XRmcZrIvN3S8JTHWQlo4PIcap28LZ7nom6wMWgAM= X-Received: by 2002:a05:6e02:216a:b0:2d1:71a0:c2b8 with SMTP id s10-20020a056e02216a00b002d171a0c2b8mr25526652ilv.6.1653856350417; Sun, 29 May 2022 13:32:30 -0700 (PDT) MIME-Version: 1.0 References: <20220528225601.GD24951@merlins.org> <20220529035139.GE24951@merlins.org> <20220529153312.GF24951@merlins.org> <20220529180510.GG24951@merlins.org> <20220529194235.GH24951@merlins.org> <20220529200415.GI24951@merlins.org> In-Reply-To: <20220529200415.GI24951@merlins.org> From: Josef Bacik Date: Sun, 29 May 2022 16:32:19 -0400 Message-ID: Subject: Re: Rebuilding 24TB Raid5 array (was btrfs corruption: parent transid verify failed + open_ctree failed) To: Marc MERLIN Cc: linux-btrfs Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org On Sun, May 29, 2022 at 4:04 PM Marc MERLIN wrote: > > On Sun, May 29, 2022 at 03:49:26PM -0400, Josef Bacik wrote: > > > gargamel:/var/local/src/btrfs-progs-josefbacik# ./btrfs rescue tree-recover /dev/mapper/dshelf1 > > > WARNING: cannot read chunk root, continue anyway > > > none of our backups was sufficient, scanning for a root > > > ERROR: Couldn't find a valid root block for 3, we're going to clear it and hope for the best > > > Tree recover failed > > > > Lord alright, lets try some debugging. Thanks, > > gargamel:/var/local/src/btrfs-progs-josefbacik# ./btrfs rescue tree-recover /dev/mapper/dshelf1 > WARNING: cannot read chunk root, continue anyway > none of our backups was sufficient, scanning for a root > scanning, best has 0 found 1 bad > ERROR: Couldn't find a valid root block for 3, we're going to clear it and hope for the best > Tree recover failed > gargamel:/var/local/src/btrfs-progs-josefbacik# Hmm, the sys array should be fine, try again, hopefully that'll clear things up. Thanks, Josef