From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from magic.merlins.org ([209.81.13.136]:60712 "EHLO mail1.merlins.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753880AbdF0XMH (ORCPT ); Tue, 27 Jun 2017 19:12:07 -0400 Date: Tue, 27 Jun 2017 16:11:46 -0700 From: Marc MERLIN To: Lu Fengqi Cc: Qu Wenruo , Chris Murphy , Hugo Mills , Btrfs BTRFS Subject: Re: How to fix errors that check --mode lomem finds, but --mode normal doesn't? Message-ID: <20170627231146.GA16192@merlins.org> References: <20170621034352.GE5303@merlins.org> <20170621151339.GK5303@merlins.org> <13856431-9ee5-c13e-f2a8-860394f9aae4@cn.fujitsu.com> <20170622025330.GX5303@merlins.org> <20170623040601.akpyyvh3dgry6nn5@merlins.org> <90711a7c-92ff-e043-6d81-6bdadbfdbc3a@cn.fujitsu.com> <20170623161750.r7utffpsmyl5tcik@merlins.org> <20170624023409.GT14690@merlins.org> <0d93c1c4-1feb-b589-0c8f-1fced7b77686@cn.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <0d93c1c4-1feb-b589-0c8f-1fced7b77686@cn.fujitsu.com> Sender: linux-btrfs-owner@vger.kernel.org List-ID: On Mon, Jun 26, 2017 at 06:46:16PM +0800, Lu Fengqi wrote: > Thanks for the updated information. I'm sorry that the false alert make > you feel nervous. If you can help me find out whether those are real errors that I need to fix (and can't yet since there is no --repair), or whether they are not real problems, I can ignore them as long as the other check --mode normal runs clean (it does), we'll be good :) > >ERROR: root 3862 EXTENT_DATA[18170706 4096] interrupt > >ERROR: root 3862 EXTENT_DATA[18170706 16384] interrupt > >ERROR: root 3862 EXTENT_DATA[18170706 20480] interrupt > >ERROR: root 3862 EXTENT_DATA[18170706 135168] interrupt > >ERROR: root 3862 EXTENT_DATA[18170706 1048576] interrupt > >ERROR: errors found in fs roots > > However, this looks like another problem. Could you dump this file tree > by the following command? > # btrfs-debug-tree -t 3862 | grep -C 10 18170706 argamel:~# btrfs-debug-tree -t 3862 /dev/mapper/dshelf2 | grep -C 10 18170706 transid 522 data_len 0 name_len 45 name: 007b01c69a8d_9582a070_425a45d7@mindspring.com item 89 key (835232 DIR_ITEM 1181375325) itemoff 10304 itemsize 64 location key (877605 INODE_ITEM 0) type FILE transid 530 data_len 0 name_len 34 name: PO.5078346.7051988@codeweavers.com item 90 key (835232 DIR_ITEM 1181489720) itemoff 10226 itemsize 78 location key (873230 INODE_ITEM 0) type FILE transid 529 data_len 0 name_len 48 name: 8-8356087-5CruUNCbuG3Kg9zuO@mail1.fireflypro.com item 91 key (835232 DIR_ITEM 1181707066) itemoff 10148 itemsize 78 location key (869906 INODE_ITEM 0) type FILE transid 528 data_len 0 name_len 48 name: 7-7026088-1uLzZJuFzYD6h4rzV@max.firmalliance.biz item 92 key (835232 DIR_ITEM 1181727135) itemoff 10084 itemsize 64 location key (877380 INODE_ITEM 0) type FILE transid 530 data_len 0 name_len 34 name: NJ.5943286.7059518@codeweavers.com item 93 key (835232 DIR_ITEM 1181873033) itemoff 10038 itemsize 46 location key (859092 INODE_ITEM 0) type FILE transid 526 data_len 0 name_len 16 name: mdadm_detail.0 item 83 key (2640780 DIR_ITEM 3316050734) itemoff 12739 itemsize 39 location key (15689752 INODE_ITEM 0) type FILE transid 8178 data_len 0 name_len 9 name: sda3.dd.0 item 84 key (2640780 DIR_ITEM 3349213389) itemoff 12697 itemsize 42 location key (2667656 INODE_ITEM 0) type FILE transid 885 data_len 0 name_len 12 name: sdb2.dd.1.gz item 85 key (2640780 DIR_ITEM 3351742419) itemoff 12663 itemsize 34 location key (18170706 INODE_ITEM 0) type FILE transid 37866 data_len 0 name_len 4 name: dm-0 item 86 key (2640780 DIR_ITEM 3354578455) itemoff 12624 itemsize 39 location key (13847590 INODE_ITEM 0) type FILE transid 2387 data_len 0 name_len 9 name: sda7.3.gz item 87 key (2640780 DIR_ITEM 3361267344) itemoff 12586 itemsize 38 location key (2667594 INODE_ITEM 0) type FILE transid 885 data_len 0 name_len 8 name: .profile -- name: sdc1.dd.4.gz item 70 key (2640780 DIR_INDEX 1685) itemoff 13162 itemsize 42 location key (17548883 INODE_ITEM 0) type FILE transid 34469 data_len 0 name_len 12 name: sdc1.dd.5.gz item 71 key (2640780 DIR_INDEX 1687) itemoff 13120 itemsize 42 location key (17548884 INODE_ITEM 0) type FILE transid 34469 data_len 0 name_len 12 name: sdc1.dd.6.gz item 72 key (2640780 DIR_INDEX 2039) itemoff 13086 itemsize 34 location key (18170706 INODE_ITEM 0) type FILE transid 37866 data_len 0 name_len 4 name: dm-0 item 73 key (2640780 DIR_INDEX 2041) itemoff 13051 itemsize 35 location key (18170707 INODE_ITEM 0) type FILE transid 37866 data_len 0 name_len 5 name: fdisk item 74 key (2640780 DIR_INDEX 2043) itemoff 13007 itemsize 44 location key (18170708 INODE_ITEM 0) type FILE transid 37866 data_len 0 name_len 14 name: mdadm_detail.0 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/