Re: command 'mount /dev/sdc /media/disk2' failed after fsck.reiser4 --build-fs /dev/sdc

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On Wed, 01 Feb 2012 12:16:10 +1100, <doiggl@xxxxxxxxxxxxxxxxxx> wrote:
> On Tue, 31 Jan 2012 14:55:06 +0100, Edward Shishkin
> <edward.shishkin@xxxxxxxxx> wrote:
>> On 01/31/2012 01:44 PM, doiggl@xxxxxxxxxxxxxxxxxx wrote:
>>> On Tue, 31 Jan 2012 08:50:26 +0100, Edward Shishkin
>>> <edward.shishkin@xxxxxxxxx>  wrote:
>>>> On 01/31/2012 02:06 AM, doiggl@xxxxxxxxxxxxxxxxxx wrote:
>>>>> On Sun, 29 Jan 2012 16:24:11 +0100, Edward Shishkin
>>>>> <edward.shishkin@xxxxxxxxx>   wrote:
>>>>>> On 01/29/2012 02:35 PM, doiggl@xxxxxxxxxxxxxxxxxx wrote:
>>>>>>> On Sun, 29 Jan 2012 08:51:53 +0100, Jonáš
>>>>> Vidra<vidra.jonas@xxxxxxxxx>
>>>>>>> wrote:
>>>>>>>> Dne Sun, 29 Jan 2012 05:15:48 +0100<doiggl@xxxxxxxxxxxxxxxxxx>
>>>>>>> napsal(a):
>>>>>>>>
>>>>>>>>> Hello,
>>>>>>>>> I did a repair on a reiser4 partition as follows:
>>>>>>>>> # fsck.reiser4 --build-fs  /dev/sdc
>>>>>>>>>
>>>>>>>>> …
>>>>>>>>>
>>>>>>>>> # mount /dev/sdc  /media/disk2
>>>>>>>>> mount: No such file or directory
>>>>>>>>>
>>>>>>>>> This did not work either
>>>>>>>>> mount -t reiser4  /dev/sdc  /media/disk2
>>>>>>>>> mount: No such file or directory
>>>>>>>>>
>>>>>>>>> Other details
>>>>>>>>> -------------
>>>>>>>>> # cd /media
>>>>>>>>> # md disk2
>>>>>>>>> # ll
>>>>>>>>> total 3
>>>>>>>>> drwxr-xr-x 79 root root 2520 Jan 24 01:20 disk
>>>>>>>>> drwxr-xr-x  2 root root   40 Jan 29 14:01 disk2
>>>>>>>>
>>>>>>>> Hello,
>>>>>>>>
>>>>>>>> I suppose "md" is an alias for mkdir, right? And "ll" for ls -l?
> Did
>>>>> the
>>>>>>>> directory /media/disk2 exist at the time you were trying to mount
> to
>>>>> it?
>>>>>>>> Does your syslog contain anything useful?
>>>>>>> Hello
>>>>>>> Did the directory /media/disk2 exist at the time you were trying
to
>>>>> mount
>>>>>>> to it? Yes
>>>>>>>
>>>>>>> Does your syslog contain anything useful?
>>>>>>> # dmesg contans the following warnings:
>>>>>>> [41535.199439] Loading Reiser4. See www.namesys.com for a
> description
>>>>> of
>>>>>>> Reiser4.
>>>>>>> [41535.205895] reiser4: sdc: found disk format 4.0.0.
>>>>>>> [41644.512374] reiser4[mount(3109)]: traverse_tree
>>>>>>>
>>>>>
>>>
>
(/home/abuild/rpmbuild/BUILD/kernel-vanilla-3.0.13/linux-3.0/fs/reiser4/search.c:725)[nikita-373]:
>>>>>>> [41644.512380] WARNING: not found on internal node: level: 6,
>>>>> lock_level:
>>>>>>> 1, stop_level: 1 lock_mode: read, bias: exact
>>>>>>> [41644.512395] reiser4[mount(3109)]: key_warning
>>>>>>>
>>>>>
>>>
>
(/home/abuild/rpmbuild/BUILD/kernel-vanilla-3.0.13/linux-3.0/fs/reiser4/plugin/file_plugin_common.c:511)[nikita-717]:
>>>>>>> [41644.512400] WARNING: Error for inode 42 (-2)
>>>>>>> [44813.457093] reiser4: sdc: found disk format 4.0.0.
>>>>>>> [44923.248153] reiser4[mount(13238)]: traverse_tree
>>>>>>>
>>>>>
>>>
>
(/home/abuild/rpmbuild/BUILD/kernel-vanilla-3.0.13/linux-3.0/fs/reiser4/search.c:725)[nikita-373]:
>>>>>>> [44923.248158] WARNING: not found on internal node: level: 6,
>>>>> lock_level:
>>>>>>> 1, stop_level: 1 lock_mode: read, bias: exact
>>>>>>> [44923.248173] reiser4[mount(13238)]: key_warning
>>>>>>>
>>>>>
>>>
>
(/home/abuild/rpmbuild/BUILD/kernel-vanilla-3.0.13/linux-3.0/fs/reiser4/plugin/file_plugin_common.c:511)[nikita-717]:
>>>>>>> [44923.248178] WARNING: Error for inode 42 (-2)
>>>>>>>
>>>>>>
>>>>>> Looks like stat-data of root inode can not be found at mount time.
>>>>>> Could you please run fsck.reiser4 --check /dev/sdc and send the
>>> output?
>>>>>>
>>>>>> Thanks,
>>>>>> Edward.
>>>>> Hello,
>>>>> I run the command [it took some time] and the result was as follows:
>>>>> # fsck.reiser4 --check /dev/sdc
>>>>> *******************************************************************
>>>>> This is an EXPERIMENTAL version of fsck.reiser4. Read README first.
>>>>> *******************************************************************
>>>>>
>>>>> Fscking the /dev/sdc block device.
>>>>>
>>>>> Will check the consistency of the Reiser4 SuperBlock.
>>>>>
>>>>> Will check the consistency of the Reiser4 FileSystem.
>>>>>
>>>>> Continue?
>>>>>
>>>>> (Yes/No): yes
>>>>> ***** fsck.reiser4 started at Mon Jan 30 23:10:17 2012
>>>>> Reiser4 fs was detected on /dev/sdc.
>>>>>
>>>>> Master super block (16):
>>>>> magic:          ReIsEr4
>>>>> blksize:        4096
>>>>> format:         0x0 (format40)
>>>>> uuid:           3006ced1-7490-4ea8-a9b8-d82143c6bede
>>>>> label:<none>
>>>>>
>>>>> Format super block (17):
>>>>> plugin:         format40
>>>>> description:    Disk-format plugin.
>>>>> version:        0
>>>>> magic:          ReIsEr40FoRmAt
>>>>> mkfs id:        0x1ddaf754
>>>>> flushes:        0
>>>>> blocks:         488378640
>>>>> free blocks:    217146980
>>>>> root block:     37017218
>>>>> tail policy:    0x2 (smart)
>>>>> next oid:       0xedade
>>>>> file count:     188313
>>>>> tree height:    6
>>>>> key policy:     LARGE
>>>>>
>>>>>
>>>>> CHECKING THE STORAGE TREE
>>>>>
>>>>>           Read nodes 197008413
>>>>>
>>>>>           Nodes left in the tree 197008413
>>>>>                   Leaves of them 194764277, Twigs of them 2217790
>>>>>           Time interval: Mon Jan 30 23:12:14 2012 - Tue Jan 31
> 07:48:37
>>>>>           2012
>>>>>
>>>>> CHECKING EXTENT REGIONS.
>>>>>
>>>>>           Read twigs 2217790
>>>>>
>>>>>           Time interval: Tue Jan 31 07:48:37 2012 - Tue Jan 31
> 09:58:54
>>>>>           2012
>>>>>
>>>>> CHECKING THE SEMANTIC TREE
>>>>>
>>>>> FSCK: semantic.c: 573: repair_semantic_dir_open: Failed to recognize
>>> the
>>>>> plugin for the directory [29:0:2a].
>>>>> FSCK: semantic.c: 651: repair_semantic_root_prepare: No root
> directory
>>>>> opened.
>>>>>           Time interval: Tue Jan 31 09:58:54 2012 - Tue Jan 31
> 09:58:54
>>>>>           2012
>>>>>
>>>>> FSCK: repair.c: 550: repair_sem_fini: On-disk used block bitmap and
>>>>> really
>>>>> used block bitmap differ.
>>>>> ***** fsck.reiser4 finished at Tue Jan 31 09:58:54 2012
>>>>> Closing fs...done
>>>>>
>>>>> 2 fatal corruptions were detected in FileSystem. Run with --build-fs
>>>>> option to fix them.
>>>>
>>>>
>>>> Ok, thanks,
>>>>
>>>> now please, run "fsck.reiser4 --build-fs /dev/sdc",
>>>> and after its completion run "fsck.reiser4 --check /dev/sdc" again,
>>>> then send the both outputs.
>>>>
>>>> Edward.
>>>>
>>>> --
>>>> To unsubscribe from this list: send the line "unsubscribe
>>> reiserfs-devel"
>>>> in
>>>> the body of a message to majordomo@xxxxxxxxxxxxxxx
>>>> More majordomo info at  http://vger.kernel.org/majordomo-info.html
>>> Hello,
>>> Content of # fsck.reiser4 --build-fs  /dev/sdc
>>> *******************************************************************
>>> This is an EXPERIMENTAL version of fsck.reiser4. Read README first.
>>> *******************************************************************
>>>
>>> Fscking the /dev/sdc block device.
>>>
>>> Will check the consistency of the Reiser4 SuperBlock.
>>>
>>> Will build the Reiser4 FileSystem.
>>>
>>> Continue?
>>>
>>> (Yes/No): yes
>>> ***** fsck.reiser4 started at Tue Jan 31 12:48:54 2012
>>> Reiser4 fs was detected on /dev/sdc.
>>>
>>> Master super block (16):
>>> magic:          ReIsEr4
>>> blksize:        4096
>>>
>>> format:         0x0 (format40)
>>> uuid:           3006ced1-7490-4ea8-a9b8-d82143c6bede
>>> label:<none>
>>>
>>> Format super block (17):
>>> plugin:         format40
>>> description:    Disk-format plugin.
>>> version:        0
>>> magic:          ReIsEr40FoRmAt
>>> mkfs id:        0x1ddaf754
>>> flushes:        0
>>> blocks:         488378640
>>> free blocks:    217146980
>>> root block:     37017218
>>> tail policy:    0x2 (smart)
>>> next oid:       0xedade
>>> file count:     188313
>>> tree height:    6
>>> key policy:     LARGE
>>>
>>>
>>> CHECKING THE STORAGE TREE
>>>
>>>          Read nodes 197008413
>>>
>>>          Nodes left in the tree 197008413
>>>                  Leaves of them 194764277, Twigs of them 2217790
>>>          Time interval: Tue Jan 31 12:50:54 2012 - Tue Jan 31 21:23:12
>>>          2012
>>>
>>> CHECKING EXTENT REGIONS.
>>>
>>>          Read twigs 2217790
>>>
>>>          Time interval: Tue Jan 31 21:23:12 2012 - Tue Jan 31 23:33:35
>>>          2012
>>>
>>> LOOKING FOR UNCONNECTED NODES
>>>
>>> FSCK: node.c: 108: repair_node_items_check: Node (43828275), items (0)
>>> and
>>> (1): Wrong order of keys.
>>> FSCK: node.c: 108: repair_node_items_check: Node (52697435), items
(79)
>>> and (80): Wrong order of keys.
>>> FSCK: node.c: 108: repair_node_items_check: Node (63227569), items
(24)
>>> and (25): Wrong order of keys.
>>> FSCK: node.c: 108: repair_node_items_check: Node (63227571), items
(73)
>>> and (74): Wrong order of keys.
>>> FSCK: node.c: 108: repair_node_items_check: Node (116595727), items
> (20)
>>> and (21): Wrong order of keys.
>>> FSCK: node.c: 108: repair_node_items_check: Node (227923161), items
> (22)
>>> and (23): Wrong order of keys.
>>> FSCK: node.c: 108: repair_node_items_check: Node (284305753), items
> (61)
>>> and (62): Wrong order of keys.
>>>          Read nodes 1481038
>>>
>>>          Good nodes 471512
>>>                  Leaves of them 466164, Twigs of them 5348
>>>          Time interval: Tue Jan 31 23:33:53 2012 - Tue Jan 31 23:37:46
>>>          2012
>>>
>>> ***** fsck.reiser4 finished at Tue Jan 31 23:37:46 2012
>>> Closing fs...done
>>>
>>> FS is consistent.
>>>
>>> - Next step fsck.reiser4 --check /dev/sdc
>> 
>> Please, don't mount the fs and send the outputs
>> of "fsck.reiser4 --check /dev/sdc"
>> 
>> Edward.
> 
> Hello
> I run the command and got the following output.
> What is the next step ? -Glenn
> # fsck.reiser4 --check /dev/sdc
> *******************************************************************
> This is an EXPERIMENTAL version of fsck.reiser4. Read README first.
> *******************************************************************
> 
> Fscking the /dev/sdc block device.                                      

>                                                                 
> Will check the consistency of the Reiser4 SuperBlock.                   

>                                                                 
> Will check the consistency of the Reiser4 FileSystem.                   

>                                                                 
> Continue?                                                               

>                                                                 
> (Yes/No): yes
> ***** fsck.reiser4 started at Wed Feb  1 00:46:45 2012
> Reiser4 fs was detected on /dev/sdc.                                    

>                                                                 
> Master super block (16): 
> magic:          ReIsEr4 
> blksize:        4096 
> format:         0x0 (format40) 
> uuid:           3006ced1-7490-4ea8-a9b8-d82143c6bede 
> label:          <none> 
>  
> Format super block (17): 
> plugin:         format40 
> description:    Disk-format plugin. 
> version:        0 
> magic:          ReIsEr40FoRmAt 
> mkfs id:        0x1ddaf754 
> flushes:        0 
> blocks:         488378640 
> free blocks:    217146980 
> root block:     37017218 
> tail policy:    0x2 (smart) 
> next oid:       0xedade 
> file count:     188313 
> tree height:    6 
> key policy:     LARGE 
>  
>  
> CHECKING THE STORAGE TREE                                               

>                                                                 
>         Read nodes 197008413                                            

>                                                                 
>         Nodes left in the tree 197008413 
>                 Leaves of them 194764277, Twigs of them 2217790 
>         Time interval: Wed Feb  1 00:48:41 2012 - Wed Feb  1 09:23:33
2012
> 
> CHECKING EXTENT REGIONS.                                                

>                                                                 
>         Read twigs 2217790                                              

>                                                                 
>         Time interval: Wed Feb  1 09:23:33 2012 - Wed Feb  1 11:33:50
2012
> 
> CHECKING THE SEMANTIC TREE                                              

>                                                                 
> FSCK: semantic.c: 573: repair_semantic_dir_open: Failed to recognize the
> plugin for the directory [29:0:2a].                                
> FSCK: semantic.c: 651: repair_semantic_root_prepare: No root directory
> opened. 
>         Time interval: Wed Feb  1 11:33:50 2012 - Wed Feb  1 11:33:50
2012
>                                                                 
> FSCK: repair.c: 550: repair_sem_fini: On-disk used block bitmap and
really
> used block bitmap differ.                                        
> ***** fsck.reiser4 finished at Wed Feb  1 11:33:51 2012
> Closing fs...done
> 
> 2 fatal corruptions were detected in FileSystem. Run with --build-fs
> option to fix them.
##########################
Hello
I rerun the build again and got this result:
# fsck.reiser4 --build-fs  /dev/sdc
*******************************************************************
This is an EXPERIMENTAL version of fsck.reiser4. Read README first.
*******************************************************************

Fscking the /dev/sdc block device.                                        
                                                                
Will check the consistency of the Reiser4 SuperBlock.                     
                                                                
Will build the Reiser4 FileSystem.                                        
                                                                
Continue?                                                                 
                                                                
(Yes/No): yes
***** fsck.reiser4 started at Wed Feb  1 12:20:51 2012
Reiser4 fs was detected on /dev/sdc.                                      
                                                                
Master super block (16): 
magic:          ReIsEr4 
blksize:        4096 
format:         0x0 (format40) 
uuid:           3006ced1-7490-4ea8-a9b8-d82143c6bede 
label:          <none> 
 
Format super block (17): 
plugin:         format40 
description:    Disk-format plugin. 
version:        0 
magic:          ReIsEr40FoRmAt 
mkfs id:        0x1ddaf754 
flushes:        0 
blocks:         488378640 
free blocks:    217146980 
root block:     37017218 
tail policy:    0x2 (smart) 
next oid:       0xedade 
file count:     188313 
tree height:    6 
key policy:     LARGE 
 
 
CHECKING THE STORAGE TREE                                                 
                                                                
        Read nodes 197008413                                              
                                                                
        Nodes left in the tree 197008413 
                Leaves of them 194764277, Twigs of them 2217790 
        Time interval: Wed Feb  1 12:22:49 2012 - Wed Feb  1 20:56:53 2012

CHECKING EXTENT REGIONS.                                                  
                                                                
        Read twigs 2217790                                                
                                                                
        Time interval: Wed Feb  1 20:56:53 2012 - Wed Feb  1 23:07:13 2012

LOOKING FOR UNCONNECTED NODES                                             
                                                                
FSCK: node.c: 108: repair_node_items_check: Node (43828275), items (0) and
(1): Wrong order of keys.                                        
FSCK: node.c: 108: repair_node_items_check: Node (52697435), items (79)
and (80): Wrong order of keys.                                      
FSCK: node.c: 108: repair_node_items_check: Node (63227569), items (24)
and (25): Wrong order of keys.                                      
FSCK: node.c: 108: repair_node_items_check: Node (63227571), items (73)
and (74): Wrong order of keys.                                      
FSCK: node.c: 108: repair_node_items_check: Node (116595727), items (20)
and (21): Wrong order of keys.                                     
FSCK: node.c: 108: repair_node_items_check: Node (227923161), items (22)
and (23): Wrong order of keys.                                     
FSCK: node.c: 108: repair_node_items_check: Node (284305753), items (61)
and (62): Wrong order of keys.                                     
        Read nodes 1481038                                                
                                                                
        Good nodes 471512 
                Leaves of them 466164, Twigs of them 5348 
        Time interval: Wed Feb  1 23:07:28 2012 - Wed Feb  1 23:11:16 2012

***** fsck.reiser4 finished at Wed Feb  1 23:11:16 2012
Closing fs...done

FS is consistent.

Question:
Do I keep running these 2 commands till something happens ???
1. # fsck.reiser4 --check /dev/sdc
2. # fsck.reiser4 --build-fs  /dev/sdc
Thanks glenn


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