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From: Lu Fengqi <lufq.fnst@cn.fujitsu.com>
To: Marc MERLIN <marc@merlins.org>
Cc: Qu Wenruo <quwenruo@cn.fujitsu.com>,
	Btrfs BTRFS <linux-btrfs@vger.kernel.org>
Subject: Re: How to fix errors that check --mode lomem finds, but --mode normal doesn't?
Date: Thu, 29 Jun 2017 21:36:15 +0800	[thread overview]
Message-ID: <20170629133615.GA2381@lufq.5F> (raw)
In-Reply-To: <20170628144348.abvqowzmeveyzssn@merlins.org>

On Wed, Jun 28, 2017 at 07:43:48AM -0700, Marc MERLIN wrote:
>[cc trimmed]
>
>On Wed, Jun 28, 2017 at 03:10:27PM +0800, Lu Fengqi wrote:
>> Because the output is abnormal, except for the relevant DIR_ITEM and
>> DIR_INDEX, I can't find the above mentiond INODE_ITEM and EXTENT_DATA.
>> I wonder if the file system is online when this command is executed? If
>> so, please re-execute it offline again; if not, could you apply my
>> patches re-check it again?
>
>The filesystem was offline and I had those 2 patches applied.

I am afraid I don't know why the inode item disappers. Besides, if
btrfs-debug-tree can't find the inode item, btrfs check shouldn't report
this inode item's extent data interrupt. Could you check the disk
again? The error output may have changed.

>
>Marc
>-- 
>"A mouse is a device used to point at the xterm you want to type in" - A.S.R.
>Microsoft is to operating systems ....
>                                      .... what McDonalds is to gourmet cooking
>Home page: http://marc.merlins.org/                         | PGP 1024R/763BE901


-- 
Thanks,
Lu



  parent reply	other threads:[~2017-06-29 13:36 UTC|newest]

Thread overview: 77+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-06-20 14:39 4.11.3: BTRFS critical (device dm-1): unable to add free space :-17 => btrfs check --repair runs clean Marc MERLIN
2017-06-20 15:23 ` Hugo Mills
2017-06-20 15:26   ` Marc MERLIN
2017-06-20 15:36     ` Hugo Mills
2017-06-20 15:44       ` Marc MERLIN
2017-06-20 23:12         ` Marc MERLIN
2017-06-20 23:58           ` Marc MERLIN
2017-06-21  3:31           ` Chris Murphy
2017-06-21  3:43             ` Marc MERLIN
2017-06-21 15:13               ` How to fix errors that check --mode lomem finds, but --mode normal doesn't? Marc MERLIN
2017-06-21 23:22                 ` Chris Murphy
2017-06-22  0:48                   ` Marc MERLIN
2017-06-22  2:22                 ` Qu Wenruo
2017-06-22  2:53                   ` Marc MERLIN
2017-06-22  4:08                     ` Qu Wenruo
2017-06-23  4:06                       ` Marc MERLIN
2017-06-23  8:54                         ` Lu Fengqi
2017-06-23 16:17                           ` Marc MERLIN
2017-06-24  2:34                             ` Marc MERLIN
2017-06-26 10:46                               ` Lu Fengqi
2017-06-27 23:11                                 ` Marc MERLIN
2017-06-28  7:10                                   ` Lu Fengqi
2017-06-28 14:43                                     ` Marc MERLIN
2017-05-01 17:06                                       ` 4.11 relocate crash, null pointer Marc MERLIN
2017-05-01 18:08                                         ` 4.11 relocate crash, null pointer + rolling back a filesystem by X hours? Marc MERLIN
2017-05-02  1:50                                           ` Chris Murphy
2017-05-02  3:23                                             ` Marc MERLIN
2017-05-02  4:56                                               ` Chris Murphy
2017-05-02  5:11                                                 ` Marc MERLIN
2017-05-02 18:47                                                   ` btrfs check --repair: failed to repair damaged filesystem, aborting Marc MERLIN
2017-05-03  6:00                                                     ` Marc MERLIN
2017-05-03  6:17                                                       ` Marc MERLIN
2017-05-03  6:32                                                         ` Roman Mamedov
2017-05-03 20:40                                                           ` Marc MERLIN
2017-07-07  5:37                                                   ` ctree.c:197: update_ref_for_cow: BUG_ON `ret` triggered, value -5 Marc MERLIN
2017-07-07  5:39                                                     ` Marc MERLIN
2017-07-07  9:33                                                       ` Lu Fengqi
2017-07-07 16:38                                                         ` Marc MERLIN
2017-07-09  4:34                                                           ` 4.11.6 / more corruption / root 15455 has a root item with a more recent gen (33682) compared to the found root node (0) Marc MERLIN
2017-07-09  5:05                                                             ` We really need a better/working btrfs check --repair Marc MERLIN
2017-07-09  6:34                                                             ` 4.11.6 / more corruption / root 15455 has a root item with a more recent gen (33682) compared to the found root node (0) Marc MERLIN
2017-07-09  7:57                                                             ` Martin Steigerwald
2017-07-09  9:16                                                               ` Paul Jones
2017-07-09 11:17                                                                 ` Duncan
2017-07-09 13:00                                                                   ` Martin Steigerwald
2017-07-29 19:29                                                                   ` Imran Geriskovan
2017-07-29 23:38                                                                     ` Duncan
2017-07-30 14:54                                                                       ` Imran Geriskovan
2017-07-31  4:53                                                                         ` Duncan
2017-07-31 20:32                                                                           ` Imran Geriskovan
2017-08-01  1:36                                                                             ` Duncan
2017-08-01 15:18                                                                               ` Imran Geriskovan
2017-07-31 21:07                                                               ` Ivan Sizov
2017-07-31 21:17                                                                 ` Marc MERLIN
2017-07-31 21:39                                                                   ` Ivan Sizov
2017-08-01 16:41                                                                     ` Ivan Sizov
2017-07-31 22:00                                                                   ` Justin Maggard
2017-08-01  6:38                                                                     ` Marc MERLIN
2017-05-02 19:59                                                 ` 4.11 relocate crash, null pointer + rolling back a filesystem by X hours? Kai Krakow
2017-05-02  5:01                                               ` Duncan
2017-05-02 19:53                                                 ` Kai Krakow
2017-05-23 16:58                                                 ` Marc MERLIN
2017-05-24 10:16                                                   ` Duncan
2017-05-05  1:19                                               ` Qu Wenruo
2017-05-05  2:10                                                 ` Qu Wenruo
2017-05-05  2:40                                                 ` Marc MERLIN
2017-05-05  5:03                                                   ` Qu Wenruo
2017-05-05 15:43                                                     ` Marc MERLIN
2017-05-17 18:23                                                       ` Kai Krakow
2017-05-05  1:13                                           ` Qu Wenruo
2017-06-29 13:36                                       ` Lu Fengqi [this message]
2017-06-29 15:30                                         ` How to fix errors that check --mode lomem finds, but --mode normal doesn't? Marc MERLIN
2017-06-30 14:59                                           ` Lu Fengqi
2017-06-22  4:08                     ` Qu Wenruo
2017-06-21 12:04           ` 4.11.3: BTRFS critical (device dm-1): unable to add free space :-17 => btrfs check --repair runs clean Duncan
2017-06-21  3:26         ` Chris Murphy
2017-06-21  4:06           ` Marc MERLIN

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