From: Tom Hunt <tomdicksonhunt@gmail.com>
To: Qu Wenruo <quwenruo@cn.fujitsu.com>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: Recovery of a raid1 FS
Date: Fri, 22 Jan 2016 10:10:38 -0700 [thread overview]
Message-ID: <20160122171038.GB908@breitenfeld.lan> (raw)
In-Reply-To: <56930A78.4090901@cn.fujitsu.com>
Belatedly: I ended up restoring from backup and giving up on the
broken volume. I'm no longer really in a position to troubleshoot it
(disks are still around, but not plugged in anywhere).
It turned out that I had been running with bad memory for about a week
prior, causing various crashes and segfaults; I suspect this is the
cause of the initial issue.
On Mon, Jan 11, 2016 at 09:50:48AM +0800, Qu Wenruo wrote:
> Ok, some extent tree error made extent tree init failed.
>
> Would you please paste the output of "btrfs-show-super -f -a"?
>
> That may be the last hope for fast fix.
>
> If show-super showed nothing useful, then btrfs-chunk-recovery may help, but
> it will takes a long long long time to do the work.
>
> Thanks,
> Qu
>
> Tom Hunt wrote on 2016/01/09 00:18 -0700:
> >Just for fun, I tried btrfs check --repair, but no dice:
> >
> >[root@archiso ~]# btrfs check --repair /dev/mapper/rootvol_1
> >enabling repair mode
> >warning, device 2 is missing
> >warning devid 2 not found already
> >bad key ordering 49 50
> >repair mode will force to clear out log tree, Are you sure? [y/N]: y
> >Unable to find block group for 0
> >extent-tree.c:289: find_search_start: Assertion `1` failed.
> >btrfs[0x44161e]
> >btrfs(btrfs_reserve_extent+0xa7b)[0x4463db]
> >btrfs(btrfs_alloc_free_block+0x5f)[0x44649f]
> >btrfs(__btrfs_cow_block+0xc4)[0x437d64]
> >btrfs(btrfs_cow_block+0x35)[0x438365]
> >btrfs[0x43d3d6]
> >btrfs(btrfs_commit_transaction+0x95)[0x43f125]
> >btrfs(cmd_check+0x5ec)[0x429cdc]
> >btrfs(main+0x82)[0x40ef32]
> >/usr/lib/libc.so.6(__libc_start_main+0xf0)[0x7f265ba38610]
> >btrfs(_start+0x29)[0x40f039]
> >
> >Seems to be the same point at which they both fail. I have no idea
> >what might be the cause.
> >
> >On Thu, Jan 7, 2016 at 8:46 PM, Tom Hunt <tomdicksonhunt@gmail.com> wrote:
> >>>You can try this method.
> >>>But after that, *NEVER* put all the two devices online *TOGETHER*.
> >>
> >>Tried this, with only one disk of the volume plugged in. Results:
> >>
> >>[root@archiso ~]# btrfs check --init-extent-tree /dev/mapper/rootvol_1
> >>warning, device 2 is missing
> >>warning devid 2 not found already
> >>repair mode will force to clear out log tree, Are you sure? [y/N]: y
> >>Unable to find block group for 0
> >>extent-tree.c:289: find_search_start: Assertion `1` failed.
> >>btrfs[0x44161e]
> >>btrfs(btrfs_reserve_extent+0xa7b)[0x4463db]
> >>btrfs(btrfs_alloc_free_block+0x5f)[0x44649f]
> >>btrfs(__btrfs_cow_block+0xc4)[0x437d64]
> >>btrfs(btrfs_cow_block+0x35)[0x438365]
> >>btrfs[0x43d3d6]
> >>btrfs(btrfs_commit_transaction+0x95)[0x43f125]
> >>btrfs(cmd_check+0x5ec)[0x429cdc]
> >>btrfs(main+0x82)[0x40ef32]
> >>/usr/lib/libc.so.6(__libc_start_main+0xf0)[0x7fe478ef0610]
> >>btrfs(_start+0x29)[0x40f039]
> >>
> >>On Thu, Jan 7, 2016 at 7:26 PM, Qu Wenruo <quwenruo@cn.fujitsu.com> wrote:
> >>>
> >>>
> >>>Tom Hunt wrote on 2016/01/07 19:02 -0700:
> >>>>>
> >>>>>Does the sudden end means a segfault?
> >>>>
> >>>>
> >>>>The sudden end means an end. The program terminated without any
> >>>>further output or error indication.
> >>>>
> >>>>>And what's the output of btrfs-debug-tree /dev/mapper/rootvol_1 -b
> >>>>>6210223521792?
> >>>>
> >>>>
> >>>>[root@archiso ~]# btrfs-debug-tree /dev/mapper/rootvol_1 -b 6210223521792
> >>>>bad key ordering 49 50
> >>>>leaf 6210223521792 items 123 free space 55 generation 257371 owner 1
> >>>>fs uuid 91f7e058-1142-4036-b1f7-4f64163dc8ae
> >>>>chunk uuid 6abf465c-c677-4879-a4ca-d632e43e01e4
> >>>> item 0 key (7302 INODE_ITEM 0) itemoff 16123 itemsize 160
> >>>> inode generation 37573 transid 37573 size 262144 nbytes
> >>>>1048576
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 1 key (7302 EXTENT_DATA 0) itemoff 16070 itemsize 53
> >>>> extent data disk byte 7564439363584 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 2 key (7303 INODE_ITEM 0) itemoff 15910 itemsize 160
> >>>> inode generation 37573 transid 37573 size 262144 nbytes
> >>>>786432
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 3 key (7303 EXTENT_DATA 0) itemoff 15857 itemsize 53
> >>>> extent data disk byte 7564439662592 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 4 key (7304 INODE_ITEM 0) itemoff 15697 itemsize 160
> >>>> inode generation 36550 transid 36550 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 5 key (7304 EXTENT_DATA 0) itemoff 15644 itemsize 53
> >>>> extent data disk byte 7517322158080 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 6 key (7305 INODE_ITEM 0) itemoff 15484 itemsize 160
> >>>> inode generation 37573 transid 37573 size 262144 nbytes
> >>>>524288
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 7 key (7305 EXTENT_DATA 0) itemoff 15431 itemsize 53
> >>>> extent data disk byte 7564439941120 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 8 key (7306 INODE_ITEM 0) itemoff 15271 itemsize 160
> >>>> inode generation 37573 transid 37573 size 262144 nbytes
> >>>>786432
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 9 key (7306 EXTENT_DATA 0) itemoff 15218 itemsize 53
> >>>> extent data disk byte 7564440219648 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 10 key (7307 INODE_ITEM 0) itemoff 15058 itemsize 160
> >>>> inode generation 37576 transid 37576 size 262144 nbytes
> >>>>1310720
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 11 key (7307 EXTENT_DATA 0) itemoff 15005 itemsize 53
> >>>> extent data disk byte 7564425949184 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 12 key (7308 INODE_ITEM 0) itemoff 14845 itemsize 160
> >>>> inode generation 36586 transid 36586 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 13 key (7308 EXTENT_DATA 0) itemoff 14792 itemsize 53
> >>>> extent data disk byte 7355300618240 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 14 key (7309 INODE_ITEM 0) itemoff 14632 itemsize 160
> >>>> inode generation 257365 transid 257365 size 262144
> >>>>nbytes 11781537792
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 15 key (7309 EXTENT_DATA 0) itemoff 14579 itemsize 53
> >>>> extent data disk byte 7770707218432 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 16 key (7310 INODE_ITEM 0) itemoff 14419 itemsize 160
> >>>> inode generation 37590 transid 37590 size 262144 nbytes
> >>>>786432
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 17 key (7310 EXTENT_DATA 0) itemoff 14366 itemsize 53
> >>>> extent data disk byte 7569787527168 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 18 key (7311 INODE_ITEM 0) itemoff 14206 itemsize 160
> >>>> inode generation 37591 transid 37591 size 262144 nbytes
> >>>>1048576
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 19 key (7311 EXTENT_DATA 0) itemoff 14153 itemsize 53
> >>>> extent data disk byte 7569797865472 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 20 key (7312 INODE_ITEM 0) itemoff 13993 itemsize 160
> >>>> inode generation 36625 transid 36625 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 21 key (7312 EXTENT_DATA 0) itemoff 13940 itemsize 53
> >>>> extent data disk byte 7517400543232 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 22 key (7313 INODE_ITEM 0) itemoff 13780 itemsize 160
> >>>> inode generation 36634 transid 36634 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 23 key (7313 EXTENT_DATA 0) itemoff 13727 itemsize 53
> >>>> extent data disk byte 7531318194176 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 24 key (7314 INODE_ITEM 0) itemoff 13567 itemsize 160
> >>>> inode generation 239734 transid 239734 size 262144
> >>>>nbytes 2359558144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 25 key (7314 EXTENT_DATA 0) itemoff 13514 itemsize 53
> >>>> extent data disk byte 8005861564416 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 26 key (7315 INODE_ITEM 0) itemoff 13354 itemsize 160
> >>>> inode generation 36652 transid 36652 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 27 key (7315 EXTENT_DATA 0) itemoff 13301 itemsize 53
> >>>> extent data disk byte 4990757240832 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 28 key (7316 INODE_ITEM 0) itemoff 13141 itemsize 160
> >>>> inode generation 36661 transid 36661 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 29 key (7316 EXTENT_DATA 0) itemoff 13088 itemsize 53
> >>>> extent data disk byte 7066322538496 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 30 key (7317 INODE_ITEM 0) itemoff 12928 itemsize 160
> >>>> inode generation 36672 transid 36672 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 31 key (7317 EXTENT_DATA 0) itemoff 12875 itemsize 53
> >>>> extent data disk byte 7278922661888 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 32 key (7318 INODE_ITEM 0) itemoff 12715 itemsize 160
> >>>> inode generation 36682 transid 36682 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 33 key (7318 EXTENT_DATA 0) itemoff 12662 itemsize 53
> >>>> extent data disk byte 7313284538368 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 34 key (7319 INODE_ITEM 0) itemoff 12502 itemsize 160
> >>>> inode generation 36692 transid 36692 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 35 key (7319 EXTENT_DATA 0) itemoff 12449 itemsize 53
> >>>> extent data disk byte 7184434880512 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 36 key (7320 INODE_ITEM 0) itemoff 12289 itemsize 160
> >>>> inode generation 36702 transid 36702 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 37 key (7320 EXTENT_DATA 0) itemoff 12236 itemsize 53
> >>>> extent data disk byte 7518426820608 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 38 key (7321 INODE_ITEM 0) itemoff 12076 itemsize 160
> >>>> inode generation 36711 transid 36711 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 39 key (7321 EXTENT_DATA 0) itemoff 12023 itemsize 53
> >>>> extent data disk byte 7372338782208 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 40 key (7322 INODE_ITEM 0) itemoff 11863 itemsize 160
> >>>> inode generation 36720 transid 36720 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 41 key (7322 EXTENT_DATA 0) itemoff 11810 itemsize 53
> >>>> extent data disk byte 7526872854528 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 42 key (7323 INODE_ITEM 0) itemoff 11650 itemsize 160
> >>>> inode generation 36729 transid 36729 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 43 key (7323 EXTENT_DATA 0) itemoff 11597 itemsize 53
> >>>> extent data disk byte 4990756978688 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 44 key (7324 INODE_ITEM 0) itemoff 11437 itemsize 160
> >>>> inode generation 36739 transid 36739 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 45 key (7324 EXTENT_DATA 0) itemoff 11384 itemsize 53
> >>>> extent data disk byte 7520553996288 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 46 key (7325 INODE_ITEM 0) itemoff 11224 itemsize 160
> >>>> inode generation 36749 transid 36749 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 47 key (7325 EXTENT_DATA 0) itemoff 11171 itemsize 53
> >>>> extent data disk byte 7531508781056 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 48 key (7326 INODE_ITEM 0) itemoff 11011 itemsize 160
> >>>> inode generation 251050 transid 251050 size 262144
> >>>>nbytes 8435793920
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 49 key (7326 EXTENT_DATA 0) itemoff 10958 itemsize 53
> >>>> extent data disk byte 7747063099392 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 50 key (7327 INODE_ITEM 0) itemoff 10798 itemsize 160
> >>>> inode generation 36767 transid 36767 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 51 key (7327 EXTENT_DATA 0) itemoff 10745 itemsize 53
> >>>> extent data disk byte 7517323468800 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 52 key (7328 INODE_ITEM 0) itemoff 10585 itemsize 160
> >>>> inode generation 36777 transid 36777 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 53 key (7328 EXTENT_DATA 0) itemoff 10532 itemsize 53
> >>>> extent data disk byte 7529166970880 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 54 key (7329 INODE_ITEM 0) itemoff 10372 itemsize 160
> >>>> inode generation 40097 transid 40097 size 262144 nbytes
> >>>>82313216
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 55 key (7329 EXTENT_DATA 0) itemoff 10319 itemsize 53
> >>>> extent data disk byte 7370190655488 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 56 key (3234 INODE_ITEM 0) itemoff 10159 itemsize 160
> >>>> inode generation 36795 transid 36795 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 57 key (7346 EXTENT_DATA 0) itemoff 10106 itemsize 53
> >>>> extent data disk byte 7521490550784 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>
> >>>Item 56 and 57 are corrupted.
> >>>Their inode number should be 7330, but they are not.
> >>>
> >>>If the output is valid, especially for the owner, then it means your free
> >>>space cache is damaged, but that's a very small problem though.
> >>>
> >>>> item 58 key (7331 INODE_ITEM 0) itemoff 9946 itemsize 160
> >>>> inode generation 36804 transid 36804 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 59 key (7331 EXTENT_DATA 0) itemoff 9893 itemsize 53
> >>>> extent data disk byte 7526874955776 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 60 key (7332 INODE_ITEM 0) itemoff 9733 itemsize 160
> >>>> inode generation 257363 transid 257363 size 262144
> >>>>nbytes 13501202432
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 61 key (7332 EXTENT_DATA 0) itemoff 9680 itemsize 53
> >>>> extent data disk byte 7747053572096 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 62 key (7333 INODE_ITEM 0) itemoff 9520 itemsize 160
> >>>> inode generation 257371 transid 257371 size 262144
> >>>>nbytes 16589520896
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 63 key (7333 EXTENT_DATA 0) itemoff 9467 itemsize 53
> >>>> extent data disk byte 7775023665152 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 64 key (7334 INODE_ITEM 0) itemoff 9307 itemsize 160
> >>>> inode generation 239755 transid 239755 size 262144
> >>>>nbytes 13442482176
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 65 key (7334 EXTENT_DATA 0) itemoff 9254 itemsize 53
> >>>> extent data disk byte 7896225873920 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 66 key (7335 INODE_ITEM 0) itemoff 9094 itemsize 160
> >>>> inode generation 239755 transid 239755 size 262144
> >>>>nbytes 1324613632
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 67 key (7335 EXTENT_DATA 0) itemoff 9041 itemsize 53
> >>>> extent data disk byte 7896226185216 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 68 key (7336 INODE_ITEM 0) itemoff 8881 itemsize 160
> >>>> inode generation 240953 transid 240953 size 262144
> >>>>nbytes 3632529408
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 69 key (7336 EXTENT_DATA 0) itemoff 8828 itemsize 53
> >>>> extent data disk byte 5919597350912 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 70 key (7337 INODE_ITEM 0) itemoff 8668 itemsize 160
> >>>> inode generation 243010 transid 243010 size 262144
> >>>>nbytes 2379481088
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 71 key (7337 EXTENT_DATA 0) itemoff 8615 itemsize 53
> >>>> extent data disk byte 5918852136960 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 72 key (7338 INODE_ITEM 0) itemoff 8455 itemsize 160
> >>>> inode generation 79477 transid 79477 size 262144 nbytes
> >>>>24117248
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 73 key (7338 EXTENT_DATA 0) itemoff 8402 itemsize 53
> >>>> extent data disk byte 7715922624512 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 74 key (7339 INODE_ITEM 0) itemoff 8242 itemsize 160
> >>>> inode generation 81958 transid 81958 size 262144 nbytes
> >>>>78381056
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 75 key (7339 EXTENT_DATA 0) itemoff 8189 itemsize 53
> >>>> extent data disk byte 7721189564416 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 76 key (7340 INODE_ITEM 0) itemoff 8029 itemsize 160
> >>>> inode generation 83591 transid 83591 size 262144
> >>>>nbytes 165150720
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 77 key (7340 EXTENT_DATA 0) itemoff 7976 itemsize 53
> >>>> extent data disk byte 7744960389120 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 78 key (7341 INODE_ITEM 0) itemoff 7816 itemsize 160
> >>>> inode generation 47076 transid 47076 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 79 key (7341 EXTENT_DATA 0) itemoff 7763 itemsize 53
> >>>> extent data disk byte 7518415810560 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 80 key (7342 INODE_ITEM 0) itemoff 7603 itemsize 160
> >>>> inode generation 47085 transid 47085 size 262144 nbytes
> >>>>1048576
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 81 key (7342 EXTENT_DATA 0) itemoff 7550 itemsize 53
> >>>> extent data disk byte 7532088664064 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 82 key (7343 INODE_ITEM 0) itemoff 7390 itemsize 160
> >>>> inode generation 47077 transid 47077 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 83 key (7343 EXTENT_DATA 0) itemoff 7337 itemsize 53
> >>>> extent data disk byte 7517316259840 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 84 key (7344 INODE_ITEM 0) itemoff 7177 itemsize 160
> >>>> inode generation 47196 transid 47196 size 262144 nbytes
> >>>>22282240
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 85 key (7344 EXTENT_DATA 0) itemoff 7124 itemsize 53
> >>>> extent data disk byte 6878509641728 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 86 key (7345 INODE_ITEM 0) itemoff 6964 itemsize 160
> >>>> inode generation 47078 transid 47078 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 87 key (7345 EXTENT_DATA 0) itemoff 6911 itemsize 53
> >>>> extent data disk byte 7517369085952 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 88 key (7346 INODE_ITEM 0) itemoff 6751 itemsize 160
> >>>> inode generation 47235 transid 47235 size 262144 nbytes
> >>>>23592960
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 89 key (7346 EXTENT_DATA 0) itemoff 6698 itemsize 53
> >>>> extent data disk byte 6878511214592 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 90 key (7347 INODE_ITEM 0) itemoff 6538 itemsize 160
> >>>> inode generation 47078 transid 47078 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 91 key (7347 EXTENT_DATA 0) itemoff 6485 itemsize 53
> >>>> extent data disk byte 7520553472000 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 92 key (7348 INODE_ITEM 0) itemoff 6325 itemsize 160
> >>>> inode generation 47228 transid 47228 size 262144 nbytes
> >>>>22020096
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 93 key (7348 EXTENT_DATA 0) itemoff 6272 itemsize 53
> >>>> extent data disk byte 6878522159104 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 94 key (7349 INODE_ITEM 0) itemoff 6112 itemsize 160
> >>>> inode generation 47078 transid 47078 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 95 key (7349 EXTENT_DATA 0) itemoff 6059 itemsize 53
> >>>> extent data disk byte 7531921424384 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 96 key (7350 INODE_ITEM 0) itemoff 5899 itemsize 160
> >>>> inode generation 47181 transid 47181 size 262144 nbytes
> >>>>13631488
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 97 key (7350 EXTENT_DATA 0) itemoff 5846 itemsize 53
> >>>> extent data disk byte 6878515281920 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 98 key (7351 INODE_ITEM 0) itemoff 5686 itemsize 160
> >>>> inode generation 47078 transid 47078 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 99 key (7351 EXTENT_DATA 0) itemoff 5633 itemsize 53
> >>>> extent data disk byte 7538744426496 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 100 key (7352 INODE_ITEM 0) itemoff 5473 itemsize 160
> >>>> inode generation 47183 transid 47183 size 262144 nbytes
> >>>>11796480
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 101 key (7352 EXTENT_DATA 0) itemoff 5420 itemsize 53
> >>>> extent data disk byte 6878518218752 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 102 key (7353 INODE_ITEM 0) itemoff 5260 itemsize 160
> >>>> inode generation 47078 transid 47078 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 103 key (7353 EXTENT_DATA 0) itemoff 5207 itemsize 53
> >>>> extent data disk byte 7540909154304 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 104 key (7354 INODE_ITEM 0) itemoff 5047 itemsize 160
> >>>> inode generation 47196 transid 47196 size 262144 nbytes
> >>>>15466496
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 105 key (7354 EXTENT_DATA 0) itemoff 4994 itemsize 53
> >>>> extent data disk byte 6878513303552 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 106 key (7355 INODE_ITEM 0) itemoff 4834 itemsize 160
> >>>> inode generation 47078 transid 47078 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 107 key (7355 EXTENT_DATA 0) itemoff 4781 itemsize 53
> >>>> extent data disk byte 7564487045120 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 108 key (7356 INODE_ITEM 0) itemoff 4621 itemsize 160
> >>>> inode generation 47210 transid 47210 size 262144 nbytes
> >>>>19660800
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 109 key (7356 EXTENT_DATA 0) itemoff 4568 itemsize 53
> >>>> extent data disk byte 6878541139968 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 110 key (7357 INODE_ITEM 0) itemoff 4408 itemsize 160
> >>>> inode generation 47079 transid 47079 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 111 key (7357 EXTENT_DATA 0) itemoff 4355 itemsize 53
> >>>> extent data disk byte 7538756612096 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 112 key (7358 INODE_ITEM 0) itemoff 4195 itemsize 160
> >>>> inode generation 47079 transid 47079 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 113 key (7358 EXTENT_DATA 0) itemoff 4142 itemsize 53
> >>>> extent data disk byte 7582721437696 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 114 key (7359 INODE_ITEM 0) itemoff 3982 itemsize 160
> >>>> inode generation 82232 transid 82232 size 262144 nbytes
> >>>>44564480
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 115 key (7359 EXTENT_DATA 0) itemoff 3929 itemsize 53
> >>>> extent data disk byte 7724558057472 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 116 key (7360 INODE_ITEM 0) itemoff 3769 itemsize 160
> >>>> inode generation 47080 transid 47080 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 117 key (7360 EXTENT_DATA 0) itemoff 3716 itemsize 53
> >>>> extent data disk byte 4658994225152 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 118 key (7361 INODE_ITEM 0) itemoff 3556 itemsize 160
> >>>> inode generation 47080 transid 47080 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 119 key (7361 EXTENT_DATA 0) itemoff 3503 itemsize 53
> >>>> extent data disk byte 6905566703616 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 120 key (7362 INODE_ITEM 0) itemoff 3343 itemsize 160
> >>>> inode generation 79539 transid 79539 size 262144 nbytes
> >>>>38535168
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>> item 121 key (7362 EXTENT_DATA 0) itemoff 3290 itemsize 53
> >>>> extent data disk byte 7720056217600 nr 262144
> >>>> extent data offset 0 nr 262144 ram 262144
> >>>> extent compression 0
> >>>> item 122 key (7363 INODE_ITEM 0) itemoff 3130 itemsize 160
> >>>> inode generation 47080 transid 47080 size 262144 nbytes
> >>>>262144
> >>>> block group 0 mode 100600 links 1 uid 0 gid 0
> >>>> rdev 0 flags 0x1b
> >>>>
> >>>>>If btrfs-debug-tree can still output things like below, and the leaf's
> >>>>>owner is still 2, I'd recommend to run btrfsck --init-extent-tree, which
> >>>>>should has a good chance to fix it.
> >>>>
> >>>>
> >>>>>Although even in that case, I'm not 100% sure if it will work, or do more
> >>>>>damage...
> >>>>
> >>>>
> >>>>Would it be a sensible precaution to unplug one disk and attempt
> >>>>recovery on a single one? If I understand correctly, all the data
> >>>>should be available on either. This disk is quite significant to me,
> >>>>and the other option is restoring from a week-old backup; annoying, if
> >>>>not fatal.
> >>>
> >>>
> >>>You can try this method.
> >>>But after that, *NEVER* put all the two devices online *TOGETHER*.
> >>>
> >>>Thanks,
> >>>Qu
> >>>>
> >>>>
> >>>>For the record, I've also already bought new disks and will be
> >>>>operating with those going forward, so a transfer of data will be
> >>>>necessary in any case. (There was the possibility of hardware damage
> >>>>from a flood a little while ago, and even if this is unrelated, I'm
> >>>>paranoid about this volume.)
> >>>>
> >>>>On Thu, Jan 7, 2016 at 6:48 PM, Qu Wenruo <quwenruo@cn.fujitsu.com> wrote:
> >>>>>
> >>>>>
> >>>>>
> >>>>>Tom Hunt wrote on 2016/01/07 18:43 -0700:
> >>>>>>
> >>>>>>
> >>>>>>I had done this already, but somehow forgot to include it. (Internet
> >>>>>>suggests 'btrfs check' is synonym for 'btrfsck'; if this is not the
> >>>>>>case, please advise.)
> >>>>>>
> >>>>>>[root@archiso ~]# btrfs check /dev/mapper/rootvol_1
> >>>>>>bad key ordering 49 50
> >>>>>>Checking filesystem on /dev/mapper/rootvol_1
> >>>>>>UUID: 91f7e058-1142-4036-b1f7-4f64163dc8ae
> >>>>>>checking extents
> >>>>>>bad key ordering 55 56
> >>>>>>bad block 6210223521792
> >>>>>>Errors found in extent allocation tree or chunk allocation
> >>>>>>bad key ordering 55 56
> >>>>>
> >>>>>
> >>>>>
> >>>>>Does the sudden end means a segfault?
> >>>>>
> >>>>>>
> >>>>>>And the other:
> >>>>>>
> >>>>>>[root@archiso ~]# btrfs-debug-tree /dev/mapper/rootvol_1 -b
> >>>>>>6210228551680
> >>>>>>bad key ordering 49 50
> >>>>>>leaf 6210228551680 items 195 free space 244 generation 257371 owner 2
> >>>>>
> >>>>>
> >>>>>
> >>>>>That's extent tree, not a big problem as the whole extent tree can be
> >>>>>easily
> >>>>>rebuilt.
> >>>>>
> >>>>>And what's the output of btrfs-debug-tree /dev/mapper/rootvol_1 -b
> >>>>>6210223521792?
> >>>>>
> >>>>>If btrfs-debug-tree can still output things like below, and the leaf's
> >>>>>owner
> >>>>>is still 2, I'd recommend to run btrfsck --init-extent-tree, which should
> >>>>>has a good chance to fix it.
> >>>>>
> >>>>>Although even in that case, I'm not 100% sure if it will work, or do more
> >>>>>damage...
> >>>>>
> >>>>>Thanks,
> >>>>>Qu
> >>>>>
> >>>>>
> >>>>>>fs uuid 91f7e058-1142-4036-b1f7-4f64163dc8ae
> >>>>>>chunk uuid 6abf465c-c677-4879-a4ca-d632e43e01e4
> >>>>>> item 0 key (7777093095424 EXTENT_ITEM 4096) itemoff 16217
> >>>>>>itemsize 66
> >>>>>> extent refs 2 gen 96498 flags DATA
> >>>>>> extent data backref root 258 objectid 1319842 offset
> >>>>>>16289792 count 1
> >>>>>> shared data backref parent 7588669325312 count 1
> >>>>>> item 1 key (7777093099520 EXTENT_ITEM 4096) itemoff 16151
> >>>>>>itemsize 66
> >>>>>> extent refs 2 gen 96498 flags DATA
> >>>>>> extent data backref root 258 objectid 1319842 offset
> >>>>>>20484096 count 1
> >>>>>> shared data backref parent 7588669325312 count 1
> >>>>>> item 2 key (7777093103616 EXTENT_ITEM 4096) itemoff 16085
> >>>>>>itemsize 66
> >>>>>> extent refs 2 gen 96498 flags DATA
> >>>>>> extent data backref root 258 objectid 1319842 offset
> >>>>>>22581248 count 1
> >>>>>> shared data backref parent 7588669325312 count 1
> >>>>>> item 3 key (7777093107712 EXTENT_ITEM 4096) itemoff 16019
> >>>>>>itemsize 66
> >>>>>> extent refs 2 gen 96501 flags DATA
> >>>>>> extent data backref root 258 objectid 1319842 offset
> >>>>>>56135680 count 1
> >>>>>> shared data backref parent 7343916351488 count 1
> >>>>>> item 4 key (7777093111808 EXTENT_ITEM 4096) itemoff 15953
> >>>>>>itemsize 66
> >>>>>> extent refs 2 gen 96501 flags DATA
> >>>>>> extent data backref root 258 objectid 1319842 offset
> >>>>>>58232832 count 1
> >>>>>> shared data backref parent 7343916351488 count 1
> >>>>>> item 5 key (7777093115904 EXTENT_ITEM 4096) itemoff 15887
> >>>>>>itemsize 66
> >>>>>> extent refs 2 gen 96511 flags DATA
> >>>>>> extent data backref root 258 objectid 1319842 offset
> >>>>>>35164160 count 1
> >>>>>> shared data backref parent 7588669325312 count 1
> >>>>>> item 6 key (7777093120000 EXTENT_ITEM 4096) itemoff 15821
> >>>>>>itemsize 66
> >>>>>> extent refs 2 gen 96511 flags DATA
> >>>>>> extent data backref root 258 objectid 1319842 offset
> >>>>>>37261312 count 1
> >>>>>> shared data backref parent 7588669325312 count 1
> >>>>>> item 7 key (7777093124096 EXTENT_ITEM 4096) itemoff 15755
> >>>>>>itemsize 66
> >>>>>> extent refs 2 gen 96521 flags DATA
> >>>>>> extent data backref root 258 objectid 1319842 offset
> >>>>>>45649920 count 1
> >>>>>> shared data backref parent 7343916351488 count 1
> >>>>>> item 8 key (7777093128192 EXTENT_ITEM 4096) itemoff 15689
> >>>>>>itemsize 66
> >>>>>> extent refs 2 gen 96521 flags DATA
> >>>>>> extent data backref root 258 objectid 1319842 offset
> >>>>>>47747072 count 1
> >>>>>> shared data backref parent 7343916351488 count 1
> >>>>>> item 9 key (7777093132288 EXTENT_ITEM 4096) itemoff 15636
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 128816 flags DATA
> >>>>>> extent data backref root 258 objectid 1747043 offset
> >>>>>>208896 count 1
> >>>>>> item 10 key (7777093136384 EXTENT_ITEM 4096) itemoff 15583
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 128816 flags DATA
> >>>>>> extent data backref root 258 objectid 1747043 offset
> >>>>>>1191936 count 1
> >>>>>> item 11 key (7777093140480 EXTENT_ITEM 4096) itemoff 15530
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 128816 flags DATA
> >>>>>> extent data backref root 258 objectid 1747043 offset
> >>>>>>1896448 count 1
> >>>>>> item 12 key (7777093144576 EXTENT_ITEM 4096) itemoff 15477
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 128824 flags DATA
> >>>>>> extent data backref root 258 objectid 1746670 offset
> >>>>>>3141632 count 1
> >>>>>> item 13 key (7777093148672 EXTENT_ITEM 4096) itemoff 15424
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 128824 flags DATA
> >>>>>> extent data backref root 258 objectid 1746670 offset
> >>>>>>7335936 count 1
> >>>>>> item 14 key (7777093152768 EXTENT_ITEM 4096) itemoff 15371
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 128827 flags DATA
> >>>>>> extent data backref root 258 objectid 1746598 offset
> >>>>>>2142208 count 1
> >>>>>> item 15 key (7777093156864 EXTENT_ITEM 4096) itemoff 15318
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 128827 flags DATA
> >>>>>> extent data backref root 258 objectid 1746598 offset
> >>>>>>6336512 count 1
> >>>>>> item 16 key (7777093160960 EXTENT_ITEM 1167360) itemoff 15265
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 148358 flags DATA
> >>>>>> extent data backref root 258 objectid 800697 offset
> >>>>>>219987968 count 1
> >>>>>> item 17 key (7777094328320 EXTENT_ITEM 4096) itemoff 15212
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 152899 flags DATA
> >>>>>> extent data backref root 258 objectid 2111468 offset
> >>>>>>909312 count 1
> >>>>>> item 18 key (7777094332416 EXTENT_ITEM 20480) itemoff 15159
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 185891 flags DATA
> >>>>>> extent data backref root 7565 objectid 135103 offset 0
> >>>>>>count 1
> >>>>>> item 19 key (7777094356992 EXTENT_ITEM 18608128) itemoff 15106
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 93646 flags DATA
> >>>>>> extent data backref root 257 objectid 1798430 offset 0
> >>>>>>count 1
> >>>>>> item 20 key (7777112965120 EXTENT_ITEM 2465792) itemoff 15053
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 93647 flags DATA
> >>>>>> extent data backref root 257 objectid 1798304 offset 0
> >>>>>>count 1
> >>>>>> item 21 key (7777115430912 EXTENT_ITEM 2441216) itemoff 15000
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 93647 flags DATA
> >>>>>> extent data backref root 257 objectid 1798413 offset 0
> >>>>>>count 1
> >>>>>> item 22 key (7777117872128 EXTENT_ITEM 2617344) itemoff 14947
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 93647 flags DATA
> >>>>>> extent data backref root 257 objectid 1798416 offset 0
> >>>>>>count 1
> >>>>>> item 23 key (7777120489472 EXTENT_ITEM 2592768) itemoff 14894
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 93647 flags DATA
> >>>>>> extent data backref root 257 objectid 1798419 offset 0
> >>>>>>count 1
> >>>>>> item 24 key (7777123082240 EXTENT_ITEM 2355200) itemoff 14841
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 93647 flags DATA
> >>>>>> extent data backref root 257 objectid 1798422 offset 0
> >>>>>>count 1
> >>>>>> item 25 key (7777125437440 EXTENT_ITEM 2469888) itemoff 14788
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 93647 flags DATA
> >>>>>> extent data backref root 257 objectid 1798425 offset 0
> >>>>>>count 1
> >>>>>> item 26 key (7777127907328 EXTENT_ITEM 2646016) itemoff 14735
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 93647 flags DATA
> >>>>>> extent data backref root 257 objectid 1798428 offset 0
> >>>>>>count 1
> >>>>>> item 27 key (7777130553344 EXTENT_ITEM 2461696) itemoff 14682
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 93647 flags DATA
> >>>>>> extent data backref root 257 objectid 1798446 offset 0
> >>>>>>count 1
> >>>>>> item 28 key (7777133015040 EXTENT_ITEM 2637824) itemoff 14629
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 93647 flags DATA
> >>>>>> extent data backref root 257 objectid 1798449 offset 0
> >>>>>>count 1
> >>>>>> item 29 key (7777135652864 EXTENT_ITEM 2609152) itemoff 14576
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 93647 flags DATA
> >>>>>> extent data backref root 257 objectid 1798452 offset 0
> >>>>>>count 1
> >>>>>> item 30 key (7777138262016 EXTENT_ITEM 2375680) itemoff 14523
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 93647 flags DATA
> >>>>>> extent data backref root 257 objectid 1798455 offset 0
> >>>>>>count 1
> >>>>>> item 31 key (7777140637696 EXTENT_ITEM 2490368) itemoff 14470
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 93647 flags DATA
> >>>>>> extent data backref root 257 objectid 1798458 offset 0
> >>>>>>count 1
> >>>>>> item 32 key (7777143128064 EXTENT_ITEM 2666496) itemoff 14417
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 93647 flags DATA
> >>>>>> extent data backref root 257 objectid 1798461 offset 0
> >>>>>>count 1
> >>>>>> item 33 key (7777145794560 EXTENT_ITEM 348160) itemoff 14364
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 148361 flags DATA
> >>>>>> extent data backref root 258 objectid 800697 offset
> >>>>>>221151232 count 1
> >>>>>> item 34 key (7777146142720 EXTENT_ITEM 913408) itemoff 14311
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 152889 flags DATA
> >>>>>> extent data backref root 258 objectid 2111468 offset 0
> >>>>>>count 1
> >>>>>> item 35 key (7777147056128 EXTENT_ITEM 32768) itemoff 14258
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 185891 flags DATA
> >>>>>> extent data backref root 7565 objectid 135085 offset 0
> >>>>>>count 1
> >>>>>> item 36 key (7777147088896 EXTENT_ITEM 12288) itemoff 14205
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 185891 flags DATA
> >>>>>> extent data backref root 7565 objectid 135105 offset 0
> >>>>>>count 1
> >>>>>> item 37 key (7777147105280 EXTENT_ITEM 10260480) itemoff 14152
> >>>>>>itemsize 53
> >>>>>> extent refs 3 gen 128803 flags DATA
> >>>>>> extent data backref root 258 objectid 1746598 offset 0
> >>>>>>count 3
> >>>>>> item 38 key (7777157365760 EXTENT_ITEM 4096) itemoff 14099
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 257306 flags DATA
> >>>>>> extent data backref root 258 objectid 839874 offset
> >>>>>>1716224 count 1
> >>>>>> item 39 key (7777157369856 EXTENT_ITEM 262144) itemoff 14046
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 239739 flags DATA
> >>>>>> extent data backref root 1 objectid 4315 offset 0
> >>>>>>count 1
> >>>>>> item 40 key (7777157632000 EXTENT_ITEM 4096) itemoff 13993
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 257306 flags DATA
> >>>>>> extent data backref root 258 objectid 839874 offset
> >>>>>>1724416 count 1
> >>>>>> item 41 key (7777157636096 EXTENT_ITEM 28672) itemoff 13940
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 239755 flags DATA
> >>>>>> extent data backref root 7565 objectid 218350 offset 0
> >>>>>>count 1
> >>>>>> item 42 key (7777157672960 EXTENT_ITEM 262144) itemoff 13887
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 251770 flags DATA
> >>>>>> extent data backref root 1 objectid 7446 offset 0
> >>>>>>count 1
> >>>>>> item 43 key (7777157947392 EXTENT_ITEM 12288) itemoff 13834
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 257266 flags DATA
> >>>>>> extent data backref root 258 objectid 839874 offset
> >>>>>>1716224 count 1
> >>>>>> item 44 key (7777157963776 EXTENT_ITEM 204800) itemoff 13781
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 239712 flags DATA
> >>>>>> extent data backref root 7565 objectid 151704 offset 0
> >>>>>>count 1
> >>>>>> item 45 key (7777158168576 EXTENT_ITEM 8192) itemoff 13728
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 239755 flags DATA
> >>>>>> extent data backref root 7565 objectid 218364 offset 0
> >>>>>>count 1
> >>>>>> item 46 key (7777158176768 EXTENT_ITEM 8192) itemoff 13675
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 239734 flags DATA
> >>>>>> extent data backref root 7565 objectid 158076 offset 0
> >>>>>>count 1
> >>>>>> item 47 key (7777158184960 EXTENT_ITEM 24576) itemoff 13622
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 239734 flags DATA
> >>>>>> extent data backref root 7565 objectid 158077 offset 0
> >>>>>>count 1
> >>>>>> item 48 key (7777158209536 EXTENT_ITEM 262144) itemoff 13569
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 250487 flags DATA
> >>>>>> extent data backref root 1 objectid 7042 offset 0
> >>>>>>count 1
> >>>>>> item 49 key (7777159520256 EXTENT_ITEM 868352) itemoff 13516
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 218523 flags DATA
> >>>>>> extent data backref root 258 objectid 3429613 offset 0
> >>>>>>count 1
> >>>>>> item 50 key (7777159340032 EXTENT_ITEM 262144) itemoff 13463
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 252003 flags DATA
> >>>>>> extent data backref root 1 objectid 6709 offset 0
> >>>>>>count 1
> >>>>>> item 51 key (7777159602176 EXTENT_ITEM 8192) itemoff 13410
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 239734 flags DATA
> >>>>>> extent data backref root 7565 objectid 158078 offset 0
> >>>>>>count 1
> >>>>>> item 52 key (7777159610368 EXTENT_ITEM 8192) itemoff 13357
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 239734 flags DATA
> >>>>>> extent data backref root 7565 objectid 158082 offset 0
> >>>>>>count 1
> >>>>>> item 53 key (7777159618560 EXTENT_ITEM 20480) itemoff 13304
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 253796 flags DATA
> >>>>>> extent data backref root 258 objectid 839874 offset
> >>>>>>1708032 count 1
> >>>>>> item 54 key (7777159770112 EXTENT_ITEM 53248) itemoff 13251
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 239735 flags DATA
> >>>>>> extent data backref root 7565 objectid 180984 offset 0
> >>>>>>count 1
> >>>>>> item 55 key (7777159823360 EXTENT_ITEM 28672) itemoff 13198
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 239735 flags DATA
> >>>>>> extent data backref root 7565 objectid 181027 offset 0
> >>>>>>count 1
> >>>>>> item 56 key (7777159852032 EXTENT_ITEM 20480) itemoff 13145
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> >>>>>> extent data backref root 258 objectid 1257819 offset
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> >>>>>>255967232 count 1
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> >>>>>> extent data backref root 258 objectid 1257819 offset
> >>>>>>148488192 count 1
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> >>>>>> extent refs 1 gen 86574 flags DATA
> >>>>>> extent data backref root 258 objectid 1257819 offset
> >>>>>>148635648 count 1
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> >>>>>> extent refs 1 gen 86574 flags DATA
> >>>>>> extent data backref root 258 objectid 1257819 offset
> >>>>>>149684224 count 1
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> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 86574 flags DATA
> >>>>>> extent data backref root 258 objectid 1257819 offset
> >>>>>>150077440 count 1
> >>>>>> item 114 key (7778134212608 EXTENT_ITEM 4096) itemoff 9866
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 86574 flags DATA
> >>>>>> extent data backref root 258 objectid 1257819 offset
> >>>>>>252444672 count 1
> >>>>>> item 115 key (7778134216704 EXTENT_ITEM 4096) itemoff 9813
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 86574 flags DATA
> >>>>>> extent data backref root 258 objectid 1257819 offset
> >>>>>>252608512 count 1
> >>>>>> item 116 key (7778134220800 EXTENT_ITEM 4096) itemoff 9760
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 86574 flags DATA
> >>>>>> extent data backref root 258 objectid 1257819 offset
> >>>>>>254263296 count 1
> >>>>>> item 117 key (7778134224896 EXTENT_ITEM 4096) itemoff 9707
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 86574 flags DATA
> >>>>>> extent data backref root 258 objectid 1257819 offset
> >>>>>>254541824 count 1
> >>>>>> item 118 key (7778134228992 EXTENT_ITEM 4096) itemoff 9641
> >>>>>>itemsize 66
> >>>>>> extent refs 2 gen 86576 flags DATA
> >>>>>> extent data backref root 258 objectid 1257819 offset
> >>>>>>411156480 count 1
> >>>>>> shared data backref parent 5253034229760 count 1
> >>>>>> item 119 key (7778134233088 EXTENT_ITEM 4096) itemoff 9588
> >>>>>>itemsize 53
> >>>>>> extent refs 1 gen 86577 flags DATA
> >>>>>> extent data backref root 258 objectid 1257819 offset
> >>>>>>297910272 count 1
> >>>>>> item 120 key (7778134237184 EXTENT_ITEM 4096) itemoff 9522
> >>>>>>itemsize 66
> >>>>>> extent refs 2 gen 86577 flags DATA
> >>>>>> extent data backref root 258 objectid 1257819 offset
> >>>>>>411811840 count 1
> >>>>>> shared data backref parent 5253034229760 count 1
> >>>>>> item 121 key (7778134241280 EXTENT_ITEM 4096) itemoff 9456
> >>>>>>itemsize 66
> >>>>>> extent refs 2 gen 86577 flags DATA
> >>>>>> extent data backref root 258 objectid 1257819 offset
> >>
> >>
> >>
> >>--
> >>Tom Dickson-Hunt
> >
> >
> >
>
>
--
Tom Hunt
prev parent reply other threads:[~2016-01-22 17:10 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-07 4:02 Recovery of a raid1 FS Tom Hunt
2016-01-07 5:16 ` Tom Hunt
2016-01-07 6:02 ` Qu Wenruo
2016-01-08 1:43 ` Tom Hunt
2016-01-08 1:48 ` Qu Wenruo
2016-01-08 2:02 ` Tom Hunt
2016-01-08 2:26 ` Qu Wenruo
2016-01-08 3:46 ` Tom Hunt
2016-01-09 7:18 ` Tom Hunt
2016-01-11 1:50 ` Qu Wenruo
2016-01-22 17:10 ` Tom Hunt [this message]
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