From: Jeremy Sanders <jss@ast.cam.ac.uk>
To: linux-ext4@vger.kernel.org
Subject: Re: fsck.ext4: Group descriptors look bad... trying backup blocks...
Date: Fri, 17 Apr 2009 12:26:28 +0100 [thread overview]
Message-ID: <gs9p14$brn$1@ger.gmane.org> (raw)
In-Reply-To: gs9nm5$8m1$1@ger.gmane.org
Some more information about the device:
root@xback2 ~]# dumpe2fs /dev/md0| head -100
dumpe2fs 1.41.4 (27-Jan-2009)
Filesystem volume name: <none>
Last mounted on: <not available>
Filesystem UUID: 508aee62-79af-4b4c-95a6-222b3868834c
Filesystem magic number: 0xEF53
Filesystem revision #: 1 (dynamic)
Filesystem features: has_journal ext_attr resize_inode dir_index
filetype extent flex_bg sparse_super large_file huge_file uninit_bg
dir_nlink extra_isize
Filesystem flags: signed_directory_hash
Default mount options: (none)
Filesystem state: clean
Errors behavior: Continue
Filesystem OS type: Linux
Inode count: 549314560
Block count: 2197239840
Reserved block count: 0
Free blocks: 1508301443
Free inodes: 545311753
First block: 0
Block size: 4096
Fragment size: 4096
Reserved GDT blocks: 500
Blocks per group: 32768
Fragments per group: 32768
Inodes per group: 8192
Inode blocks per group: 512
RAID stride: 8
RAID stripe width: 72
Flex block group size: 16
Filesystem created: Fri Apr 10 17:13:08 2009
Last mount time: Mon Apr 13 11:00:22 2009
Last write time: Fri Apr 17 11:53:05 2009
Mount count: 1
Maximum mount count: -1
Last checked: Fri Apr 10 17:13:08 2009
Check interval: 0 (<none>)
Reserved blocks uid: 0 (user root)
Reserved blocks gid: 0 (group root)
First inode: 11
Inode size: 256
Required extra isize: 28
Desired extra isize: 28
Journal inode: 8
Default directory hash: half_md4
Directory Hash Seed: 9c9b9fd6-5af2-4ee0-bceb-25827cb008f9
Journal backup: inode blocks
Journal size: 128M
Group 0: (Blocks 0-32767) [ITABLE_ZEROED]
Checksum 0xd3b2, unused inodes 4032
Primary superblock at 0, Group descriptors at 1-524
Reserved GDT blocks at 525-1024
Block bitmap at 1025 (+1025), Inode bitmap at 1041 (+1041)
Inode table at 1057-1568 (+1057)
856 free blocks, 4032 free inodes, 268 directories, 4032 unused inodes
Group 1: (Blocks 32768-65535) [INODE_UNINIT, ITABLE_ZEROED]
Checksum 0xc586, unused inodes 8192
Backup superblock at 32768, Group descriptors at 32769-33292
Reserved GDT blocks at 33293-33792
Block bitmap at 1026 (+4294935554), Inode bitmap at 1042 (+4294935570)
Inode table at 1569-2080 (+4294936097)
939 free blocks, 8192 free inodes, 0 directories, 8192 unused inodes
Group 2: (Blocks 65536-98303) [INODE_UNINIT, ITABLE_ZEROED]
...
next prev parent reply other threads:[~2009-04-17 11:26 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-17 11:03 fsck.ext4: Group descriptors look bad... trying backup blocks Jeremy Sanders
2009-04-17 11:26 ` Jeremy Sanders [this message]
2009-04-17 11:56 ` Theodore Tso
2009-04-17 12:16 ` Jeremy Sanders
2009-04-17 17:10 ` Eric Sandeen
2009-04-17 18:51 ` Jeremy Sanders
2009-04-17 12:24 ` Jeremy Sanders
2009-04-17 16:36 ` Theodore Tso
2009-04-17 17:00 ` Eric Sandeen
2009-04-20 9:33 ` Jeremy Sanders
2009-04-20 11:35 ` Theodore Tso
2009-04-20 11:43 ` Jeremy Sanders
2009-04-20 12:48 ` Theodore Tso
2009-04-20 12:54 ` Jeremy Sanders
2009-04-20 14:49 ` Eric Sandeen
2009-04-20 15:51 ` Eric Sandeen
2009-04-20 15:53 ` Jeremy Sanders
2009-04-20 16:26 ` Eric Sandeen
2009-04-20 16:40 ` Jeremy Sanders
2009-04-20 18:28 ` Andreas Dilger
2009-04-20 18:55 ` Jeremy Sanders
2009-04-20 20:45 ` Andreas Dilger
2009-04-22 9:34 ` Jeremy Sanders
2009-04-22 9:07 ` Jeremy Sanders
2009-04-22 9:59 ` Thierry Vignaud
2009-04-24 8:27 ` Jeremy Sanders
2009-04-21 15:14 ` Thierry Vignaud
2009-04-21 15:52 ` Eric Sandeen
[not found] ` <m23ac255pp.fsf@vador.mandriva.com>
2009-04-21 16:40 ` Eric Sandeen
2009-04-21 16:56 ` Thierry Vignaud
2009-04-21 16:43 ` Theodore Tso
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