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 X-Spam-Level: X-Spam-Status: No, score=-0.5 required=3.0 tests=FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B3FAEECDE42 for ; Thu, 18 Oct 2018 00:48:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 64B7E204EC for ; Thu, 18 Oct 2018 00:48:11 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 64B7E204EC Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=gmx.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-btrfs-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727262AbeJRIq2 (ORCPT ); Thu, 18 Oct 2018 04:46:28 -0400 Received: from mout.gmx.net ([212.227.17.20]:51121 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726943AbeJRIq2 (ORCPT ); Thu, 18 Oct 2018 04:46:28 -0400 Received: from [0.0.0.0] ([149.28.201.231]) by mail.gmx.com (mrgmx102 [212.227.17.174]) with ESMTPSA (Nemesis) id 0MfBsk-1g1Igm3tEo-00OmFq; Thu, 18 Oct 2018 02:48:07 +0200 Received: from [0.0.0.0] ([149.28.201.231]) by mail.gmx.com (mrgmx102 [212.227.17.174]) with ESMTPSA (Nemesis) id 0MfBsk-1g1Igm3tEo-00OmFq; Thu, 18 Oct 2018 02:48:07 +0200 Subject: Re: Urgent: Need BTRFS-Expert To: Michael Post , Hugo Mills , linux-btrfs@vger.kernel.org References: <9996625e-df27-ab14-8192-5b28ac4ffba7@web.de> <20181017091820.GE16380@carfax.org.uk> <5691be7e-0b5e-1a80-6bdf-4ee258deeb49@web.de> <1e492842-18e2-cbaa-08af-fe503b9935f4@gmx.com> <1cc35c0e-3ea2-e63f-b42e-084f44b77ffd@web.de> From: Qu Wenruo Openpgp: preference=signencrypt Autocrypt: addr=quwenruo.btrfs@gmx.com; prefer-encrypt=mutual; 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Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.0 MIME-Version: 1.0 In-Reply-To: <1cc35c0e-3ea2-e63f-b42e-084f44b77ffd@web.de> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="NXDhUaFZr2CKEMaKhAYMQvpwlJgdQm2em" X-Provags-ID: V03:K1:8Zynq9g0qDlYZZDMAaWS/xd0P/1xz0rOd7oQ23UXvEmOcEeSo8w jf7R9FN9T3hAuvHFkfxw82hPS9U5Eq/zNOPXwRUQx6PgB+wMPiexQKm7ZrfDavXUjk0gjE5 f2IptUs6xp+2gPlt/s1QUmZg89DaRQXw2BuP1TxHHCW7nZzddl4SR9+uQQ9GL17J2TfNF6L P2Ql+moijL7+ITprLgyRQ== X-UI-Out-Filterresults: notjunk:1;V01:K0:WkN7lqRCrN8=:hwizM6pr8FYPQz35zFdDLO lp95fcR3u6tzHQx/2yuWSC2wxJ9CHks+yD0lLY6KlrsDXF6MbRTdopzMuNkwpqSDpuPkVqhoJ blEmUW6bQjTPdU5Tci61SiBanpVO0GbXRVGEEalVfOve5n+OSx1I5zVj0vzz+KrmoumYcwjQS +PedF0Ivc1zTxibtFU5k/mgxpzuXDC3p2k1cKbZ5MCosxz8qLBcnlECez8mgB7zI2RC1JxXSF Py5wMW0TFQeRSx/Cg/1f1CnJo50c+JR+iKpXG+qcquNTsUuUfySewBfWQh3qpkiGD2khxYqPo OdC6jPK6WVfc5HKHNE2TjR+nC4q/VRyhLNcfzgOBLl42XiRolcQls+sOb1mAJeGfIuCV5CnXP ayNq7zPf0PQpP1Tf/OpTtxPinFHqO+Z9xFZsTBkajg36wpKVHuDGVdpf3eaaBlO3XzgjyHg5u VNaOseduULT8JCslHPHnd2onl0F7IqG1+/qRRW9Yr8Rfko+e/o6y+J/Qaq6bcN3YFqivYOGg8 lD3RuhFGIQbS1i6Hm9JSOPOYAhSBmsn4xxgBG4pNNbhneznhP6jR9XOHsr0Ent2jI84uNTxYq hdsA3KCIckROFqbrdSPJaf5kjzY1wMaPC2LpTciOTtko3nSdx/9QcInnJoQagBU/8lZwbDtdW /9QUxhpBpbpvPzgnKf2s0IlOr0IFOUcNwR50FDsAMt2MzMeQAw/yoIIMDBON2hZrCWuSjNY5a OP0C7jibIBhKcR26diKyqdHCqBcduRxhnhZLFZdeYD+IxANey51xzfBlPqxegnxMmW0jXHvX2 t6JQhu3RSndNdT1ZMXQGzhTO8R2uw== Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --NXDhUaFZr2CKEMaKhAYMQvpwlJgdQm2em Content-Type: multipart/mixed; boundary="gQsMMKupx9UozNq5XBHs67Uw15dKyZFeE"; protected-headers="v1" From: Qu Wenruo To: Michael Post , Hugo Mills , linux-btrfs@vger.kernel.org Message-ID: Subject: Re: Urgent: Need BTRFS-Expert References: <9996625e-df27-ab14-8192-5b28ac4ffba7@web.de> <20181017091820.GE16380@carfax.org.uk> <5691be7e-0b5e-1a80-6bdf-4ee258deeb49@web.de> <1e492842-18e2-cbaa-08af-fe503b9935f4@gmx.com> <1cc35c0e-3ea2-e63f-b42e-084f44b77ffd@web.de> In-Reply-To: <1cc35c0e-3ea2-e63f-b42e-084f44b77ffd@web.de> --gQsMMKupx9UozNq5XBHs67Uw15dKyZFeE Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 2018/10/17 =E4=B8=8B=E5=8D=8811:50, Michael Post wrote: > Hello Qu, > Hello Hugo, >=20 > i got this result when i try to recover the chunk tree. >=20 > # btrfs check /dev/mapper/vg0-virtualbox > bytenr mismatch, want=3D1263835381760, have=3D0 > ERROR: cannot open file system This means some essential trees get corrupted. I remember latest btrfs-progs should prompt which tree is corrupted. Would you please use latest btrfs-progs and try again? Also would you please paste the following output? # btrfs ins dump-super # btrfs ins dump-tree -t chunk Thanks, Qu >=20 >=20 > # btrfs rescue chunk-recover -y /dev/mapper/vg0-virtualbox > Scanning: DONE in dev0 > open with broken chunk error > Chunk tree recovery failed >=20 > Did you any clue? >=20 >=20 > Michael >=20 --gQsMMKupx9UozNq5XBHs67Uw15dKyZFeE-- --NXDhUaFZr2CKEMaKhAYMQvpwlJgdQm2em Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEELd9y5aWlW6idqkLhwj2R86El/qgFAlvH2EMACgkQwj2R86El /qj85QgAgn8x+t+5mEKx/QrXNoDLl1Psiv9ivQfCdGVB3MCMppAaujwz/U2x7E9W iVoi89BBy784qLTC0bhfKQSpmiVMDKGARNkHDBizdlaV5qid1JbPcmM+QV4ZIhLk +BZUdFM7+zBQZQvsdKr3rwXlPX8Iyt24IbrpH4s0jwoRbG+jKxG3DdYWzb/ayaJV tOdH2LlvuVnZ9Fg+1bSoDzIE3Z0p7tRY+SedZYL98w75SBhQ7jqc25NFMpzWpmWp +5/J7uNbIxiSO4osZaTe88WdIvY7dv15BNaOohEl08UnoPTifzwlhyLFt+cdZDo7 v/ptSbGdpDE7nVFoJBZAgciy47gdPQ== =O0Hc -----END PGP SIGNATURE----- --NXDhUaFZr2CKEMaKhAYMQvpwlJgdQm2em--