From: Marc Joliet <marcec@gmx.de>
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 [thread overview]
Message-ID: <1689223.KKWey1OxT2@thetick> (raw)
In-Reply-To: <14737660.8idzxVKBRv@thetick>
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On Wednesday 01 March 2017 19:14:07 Marc Joliet wrote:
> In any
> case, I started btrfs-check on the device itself.
OK, it's still running, but the output so far is:
# btrfs check --mode=lowmem --progress /dev/sdb2
Checking filesystem on /dev/sdb2
UUID: f97b3cda-15e8-418b-bb9b-235391ef2a38
ERROR: shared extent[3826242740224 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3826442825728 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3826744471552 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3827106349056 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3827141001216 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3827150958592 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3827251724288 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3827433795584 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3827536166912 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3827536183296 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3827621646336 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3828179406848 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3828267970560 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3828284530688 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3828714246144 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3828794187776 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3829161340928 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3829373693952 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3830252130304 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3830421159936 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3830439141376 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3830441398272 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3830785138688 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3831099297792 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3831128768512 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3831371513856 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3831535570944 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3831591952384 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3831799398400 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3831829250048 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3831829512192 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3832011440128 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3832011767808 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3832023920640 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3832024678400 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3832027316224 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3832028762112 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3832030236672 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3832030330880 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3832161079296 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3832164904960 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3832164945920 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3832613765120 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3833727565824 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3833914073088 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3833929310208 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: shared extent[3833930141696 4096] lost its parent (parent:
3827251183616, level: 0)
ERROR: extent[3837768077312, 24576] referencer count mismatch (root: 33174,
owner: 1277577, offset: 4767744) wanted: 1, have: 0
[snip many more referencer count mismatches]
ERROR: extent[3878247383040, 8192] referencer count mismatch (root: 33495,
owner: 2688918, offset: 3874816) wanted: 2, have: 3
ERROR: block group[3879328546816 1073741824] used 1072840704 but extent items
used 1129164800
ERROR: extent[3879516581888, 40960] referencer count mismatch (root: 33530,
owner: 1277577, offset: 23461888) wanted: 1, have: 0
[snip many more referencer count mismatches]
ERROR: extent[3951758860288, 16384] referencer count mismatch (root: 33189,
owner: 1277577, offset: 519880704) wanted: 1, have: 0
This is 56 lines of output, the unabridged output contains enough "referencer
count mismatches" to fill 1329 lines of output. Could that be because there
are deleted snapshots that btrfs-cleaner hasn't been able to clean up?
Greetings
--
Marc Joliet
--
"People who think they know everything really annoy those of us who know we
don't" - Bjarne Stroustrup
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next prev parent reply other threads:[~2017-03-02 9:52 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-28 13:29 [4.7.2] btrfs_run_delayed_refs:2963: errno=-17 Object already exists Kai Krakow
2017-02-02 12:01 ` Marc Joliet
2017-02-03 22:44 ` Kai Krakow
2017-02-10 22:15 ` Marc Joliet
2017-02-11 2:01 ` Kai Krakow
2017-02-11 10:18 ` Marc Joliet
2017-02-14 12:52 ` Marc Joliet
2017-02-17 8:19 ` Kai Krakow
2017-02-28 22:14 ` Marc Joliet
2017-03-01 8:23 ` Marc Joliet
2017-03-01 9:32 ` Qu Wenruo
2017-03-01 18:14 ` Marc Joliet
2017-03-01 18:27 ` Marc Joliet
2017-03-01 18:43 ` Marc Joliet
2017-03-02 9:44 ` Marc Joliet [this message]
2017-03-03 1:09 ` Qu Wenruo
2017-03-03 11:26 ` Marc Joliet
2017-03-05 23:53 ` Marc Joliet
2017-03-06 11:18 ` Marc Joliet
2017-03-02 0:43 ` Qu Wenruo
2017-03-02 9:43 ` Marc Joliet
2017-03-03 1:00 ` Qu Wenruo
2017-03-03 11:54 ` Marc Joliet
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