Jak postupovat při záchraně dat: Porovnání verzí

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{{Pozor|Pozor! Stav po nekorektním odpojení se nemusí automaticky opravit při spouštění systému, pokud to nemáte nastaveno v souboru <code>/etc/fstab</code>. Takže i když máte disk připojen a pak ho korektně odpojíte, přesto může stále obsahovat chyby.}}
 
==reiser4==
 
<small>{{Výpis|1=
{{Linux:root}}[[Linux:umount|umount]] /dev/sdb1
umount: /media/sdb1: device is busy.
(In some cases useful info about processes that use
the device is found by lsof(8) or fuser(1))
{{Linux:root}}[[Linux:fuser|fuser]] -c /dev/sdb1
{{Linux:root}}[[Linux:lsof|lsof]] /dev/sdb1
{{Linux:root}}[[Linux:mount|mount]] -r -o remount /dev/sdb1
{{Linux:root}}[[Linux:fsck.reiser4|fsck.reiser4]] /dev/sdb1
*******************************************************************
This is an EXPERIMENTAL version of fsck.reiser4. Read README first.
*******************************************************************
 
Fscking the /dev/sdb1 block device.
Will check the consistency of the Reiser4 SuperBlock.
Will check the consistency of the Reiser4 FileSystem.
Continue?
(Yes/No): Y
***** fsck.reiser4 started at Tue May 5 19:00:35 2009
Reiser4 fs was detected on /dev/sdb1.
Master super block (16):
magic: ReIsEr4
blksize: 4096
format: 0x0 (format40)
uuid: 7de3bb64-05c6-4bd8-bb4e-a76665fb0000
label: <none>
Format super block (17):
plugin: format40
description: Disk-format plugin.
version: 0
magic: ReIsEr40FoRmAt
mkfs id: 0xec510fa
flushes: 0
blocks: 78142160
free blocks: 55682233
root block: 441728
tail policy: 0x2 (smart)
next oid: 0x12735
file count: 164
tree height: 3
key policy: LARGE
CHECKING THE STORAGE TREE
Read nodes 65
Nodes left in the tree 65
Leaves of them 36, Twigs of them 28
Time interval: Tue May 5 19:00:51 2009 - Tue May 5 19:00:52 2009
CHECKING EXTENT REGIONS.
Read twigs 28
Time interval: Tue May 5 19:00:52 2009 - Tue May 5 19:00:52 2009
CHECKING THE SEMANTIC TREE
Found 146 objects (some could be encountered more then once).
Time interval: Tue May 5 19:00:52 2009 - Tue May 5 19:00:52 2009
FSCK: repair.c: 550: repair_sem_fini: On-disk used block bitmap and really used block bitmap differ.
***** fsck.reiser4 finished at Tue May 5 19:00:52 2009
Closing fs...done
 
1 fatal corruptions were detected in FileSystem. Run with --build-fs option to fix them.
 
{{Linux:root}}[[Linux:fsck.reiser4|fsck.reiser4]] --build-fs /dev/sdb1
*******************************************************************
This is an EXPERIMENTAL version of fsck.reiser4. Read README first.
*******************************************************************
 
Fscking the /dev/sdb1 block device.
Will check the consistency of the Reiser4 SuperBlock.
Will build the Reiser4 FileSystem.
Continue?
(Yes/No): Yes
***** fsck.reiser4 started at Tue May 5 19:10:04 2009
Reiser4 fs was detected on /dev/sdb1.
Master super block (16):
magic: ReIsEr4
blksize: 4096
format: 0x0 (format40)
uuid: 7de3bb64-05c6-4bd8-bb4e-a76665fb0000
label: <none>
Format super block (17):
plugin: format40
description: Disk-format plugin.
version: 0
magic: ReIsEr40FoRmAt
mkfs id: 0xec510fa
flushes: 0
blocks: 78142160
free blocks: 55682233
root block: 441728
tail policy: 0x2 (smart)
next oid: 0x12735
file count: 164
tree height: 3
key policy: LARGE
CHECKING THE STORAGE TREE
Read nodes 65
Nodes left in the tree 65
Leaves of them 36, Twigs of them 28
Time interval: Tue May 5 19:10:05 2009 - Tue May 5 19:10:05 2009
CHECKING EXTENT REGIONS.
Read twigs 28
Time interval: Tue May 5 19:10:05 2009 - Tue May 5 19:10:05 2009
LOOKING FOR UNCONNECTED NODES
Read nodes 3
Good nodes 3
Leaves of them 2, Twigs of them 1
Time interval: Tue May 5 19:10:06 2009 - Tue May 5 19:10:06 2009
CHECKING EXTENT REGIONS.
Read twigs 1
Time interval: Tue May 5 19:10:06 2009 - Tue May 5 19:10:06 2009
INSERTING UNCONNECTED NODES
1. Twigs: done
2. Twigs by item: done
3. Leaves: done
4. Leaves by item: done
Twigs: read 1, inserted 0, by item 0, empty 1
Leaves: read 2, inserted 0, by item 2
Time interval: Tue May 5 19:10:08 2009 - Tue May 5 19:10:08 2009
CHECKING THE SEMANTIC TREE
FSCK: semantic.c: 705: repair_semantic_lost_prepare: No 'lost+found' entry found. Building a new object with the key 2a:0:ffff.
FSCK: semantic.c: 573: repair_semantic_dir_open: Failed to recognize the plugin for the directory [2a:0:ffff].
FSCK: semantic.c: 581: repair_semantic_dir_open: Trying to recover the directory [2a:0:ffff] with the default plugin--dir40.
FSCK: obj40_repair.c: 576: obj40_prepare_stat: The file [2a:0:ffff] does not have a StatData item. Creating a new one. Plugin dir40.
FSCK: dir40_repair.c: 40: dir40_dot: Directory [2a:0:ffff]: The entry "." is not found. Insert a new one. Plugin (dir40).
FSCK: obj40_repair.c: 223: obj40_stat_unix_check: Node (444094), item (2), [2a:0:ffff] (stat40): wrong bytes (0), Fixed to (50).
FSCK: obj40_repair.c: 350: obj40_stat_lw_check: Node (444094), item (2), [2a:0:ffff] (stat40): wrong size (0), Fixed to (1).
Found 147 objects.
Time interval: Tue May 5 19:10:08 2009 - Tue May 5 19:10:08 2009
CLEANING UP THE STORAGE TREE
Removed items 0
Time interval: Tue May 5 19:10:08 2009 - Tue May 5 19:10:08 2009
FSCK: repair.c: 677: repair_update: File count 164 is wrong. Fixed to 147.
***** fsck.reiser4 finished at Tue May 5 19:10:08 2009
Closing fs...done
 
 
The filesystem was mounted RO. It is better to umount and mount it again.
FS is consistent.
}}</small>
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