From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mout.gmx.net ([212.227.17.20]:55040 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750705AbdCBJww (ORCPT ); Thu, 2 Mar 2017 04:52:52 -0500 Received: from thetick.localnet ([93.181.44.247]) by mail.gmx.com (mrgmx103 [212.227.17.168]) with ESMTPSA (Nemesis) id 0LjZn2-1cCEKe19xY-00bf0o for ; Thu, 02 Mar 2017 10:44:48 +0100 From: Marc Joliet To: linux-btrfs@vger.kernel.org Subject: Re: [4.7.2] btrfs_run_delayed_refs:2963: errno=-17 Object already exists Date: Thu, 02 Mar 2017 10:44:46 +0100 Message-ID: <1689223.KKWey1OxT2@thetick> In-Reply-To: <14737660.8idzxVKBRv@thetick> References: <20160828152908.6e1325b5@jupiter.sol.kaishome.de> <63cf74bb-009a-b422-4390-7562395db31d@cn.fujitsu.com> <14737660.8idzxVKBRv@thetick> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart5770818.1bFgcWeJxn"; micalg="pgp-sha256"; protocol="application/pgp-signature" Sender: linux-btrfs-owner@vger.kernel.org List-ID: --nextPart5770818.1bFgcWeJxn Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" On Wednesday 01 March 2017 19:14:07 Marc Joliet wrote: > In any=20 > case, I started btrfs-check on the device itself. OK, it's still running, but the output so far is: # btrfs check --mode=3Dlowmem --progress /dev/sdb2 Checking filesystem on /dev/sdb2 UUID: f97b3cda-15e8-418b-bb9b-235391ef2a38 ERROR: shared extent[3826242740224 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3826442825728 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3826744471552 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3827106349056 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3827141001216 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3827150958592 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3827251724288 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3827433795584 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3827536166912 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3827536183296 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3827621646336 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3828179406848 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3828267970560 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3828284530688 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3828714246144 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3828794187776 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3829161340928 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3829373693952 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3830252130304 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3830421159936 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3830439141376 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3830441398272 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3830785138688 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3831099297792 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3831128768512 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3831371513856 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3831535570944 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3831591952384 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3831799398400 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3831829250048 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3831829512192 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3832011440128 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3832011767808 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3832023920640 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3832024678400 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3832027316224 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3832028762112 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3832030236672 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3832030330880 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3832161079296 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3832164904960 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3832164945920 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3832613765120 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3833727565824 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3833914073088 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3833929310208 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: shared extent[3833930141696 4096] lost its parent (parent:=20 3827251183616, level: 0) ERROR: extent[3837768077312, 24576] referencer count mismatch (root: 33= 174,=20 owner: 1277577, offset: 4767744) wanted: 1, have: 0 [snip many more referencer count mismatches] ERROR: extent[3878247383040, 8192] referencer count mismatch (root: 334= 95,=20 owner: 2688918, offset: 3874816) wanted: 2, have: 3 ERROR: block group[3879328546816 1073741824] used 1072840704 but extent= items=20 used 1129164800 ERROR: extent[3879516581888, 40960] referencer count mismatch (root: 33= 530,=20 owner: 1277577, offset: 23461888) wanted: 1, have: 0 [snip many more referencer count mismatches] ERROR: extent[3951758860288, 16384] referencer count mismatch (root: 33= 189,=20 owner: 1277577, offset: 519880704) wanted: 1, have: 0 This is 56=09lines of output, the unabridged output contains enough "re= ferencer=20 count mismatches" to fill 1329 lines of output. Could that be because = there=20 are deleted snapshots that btrfs-cleaner hasn't been able to clean up? Greetings =2D-=20 Marc Joliet =2D- "People who think they know everything really annoy those of us who kno= w we don't" - Bjarne Stroustrup --nextPart5770818.1bFgcWeJxn Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part. 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