Hi,

Please try
http://jp-andre.pagesperso-orange.fr/dedup123-beta.zip

Regards

Jean-Pierre

Jean-Pierre André wrote:
> Hi,
>
> I see what is happening here : this file "algemeen.txt"
> is recorded the traditional way (like mine), not the
> way most of your files are recorded. So I have to improve
> the selection of modes.
>
> I will upload a fix next week.
>
> Was this file created recently ? Maybe, when a file is
> updated, it is recorded differently from when it was created
> initially.
>
> Regards
>
> Jean-Pierre
>
> Jelle de Jong wrote:
>> Beste Jean-Pierre,
>>
>> #getfattr -h -e hex -n system.ntfs_reparse_data ...
>> #dd if=/dev/mapper/.. skip=30817428 bs=4096 count=1 | od -t x1
>> #and the other commands outputs:
>> https://powermail.nu/nextcloud/index.php/s/HwzpBqaIzOyZedg
>>
>> # stream.data.full.00190000.00010002.gz:
>> https://powermail.nu/nextcloud/index.php/s/KKlByC8qEPKZFrC
>>
>> Thank you in advance,
>>
>> Kind regards,
>>
>> Jelle de Jong
>>
>> On 28/03/17 16:32, Jean-Pierre André wrote:
>>> Jelle de Jong wrote:
>>>> Hi Jean-Pierre,
>>>>
>>>> When trying to read algemeen.txt I get a reproducible "Bad stream for
>>>> offset" (I got a few more files with the same issue)
>>>
>>> So, please post the reparse tag for this file algemeen.txt :
>>> getfattr -h -e hex -n system.ntfs_reparse_data somepath/algemeen.txt
>>>
>>> Also please post the contents of file 1545290. I do not
>>> know its name, but it must be in the Stream directory,
>>> with a suffix .ccc. To get its name do :
>>> ls -li *as*usual*/Stream/*.ccc | grep 1545290
>>>
>>>>
>>>> # ntfsinfo -fvi 0 /dev/mapper/lvm1--vol-sr7--disk2--snapshot--copy2
>>>> http://paste.debian.net/plainh/486b1a01
>>>
>>> So inode 1582022 must be in cluster 30826611 and
>>> inode 1545290 in cluster 30817428.
>>> Please post the outputs of :
>>> dd if=/dev/mapper/lvm1--vol* skip=30826611 bs=4096 count=1 | od -t x1
>>> dd if=/dev/mapper/lvm1--vol* skip=30817428 bs=4096 count=1 | od -t x1
>>>
>>> The sequencing error which had been detected may have
>>> disappeared with no evidence left, but it is worth
>>> trying.
>>>
>>>> I feel we may be almost there (support for data deduplication), but
>>>> still hitting a few unreadable files...
>>>
>>> I hope so, this is an uneasy situation for me, as I
>>> cannot reproduce the errors. Thanks for you cooperation
>>> to the bug hunt.
>>>
>>> Jean-Pierre
>>>
>>>>
>>>> Thanks you again!
>>>>
>>>> Kind regards,
>>>>
>>>> Jelle de Jong
>>>>
>>>>
>>>> On 23/03/17 22:03, Jean-Pierre André wrote:
>>>>> Hi,
>>>>>
>>>>> Jelle de Jong wrote:
>>>>>> Hi Jean-Pierre,
>>>>>>
>>>>>> Thank you again!
>>>>>>
>>>>>> Could you take a look at the following output, I got some "Bad stream
>>>>>> for offset" messages: http://paste.debian.net/plainh/c145e066
>>>>>>
>>>>>> Follow-up on the previous mail
>>>>>>
>>>>>> I was not able to get any node information, and have not been able to
>>>>>> reproduce the NTFS messages.
>>>>>>
>>>>>> ntfsinfo -fvi 1582022
>>>>>> /dev/mapper/lvm1--vol-sr7--disk2--snapshot--copy2
>>>>>> Error loading node: No such file or directory
>>>>>
>>>>> Before digging into the "Bad stream for offset" messages,
>>>>> I would like to get details about those inconsistencies
>>>>> before they are wiped out (hoping it is not too late).
>>>>> Maybe the issues are related, maybe they are not.
>>>>>
>>>>> The ntfsinfo error means either that the faulty inodes
>>>>> have been freed or they are extents to other inodes.
>>>>>
>>>>> I will have to do it in two steps : first determine where
>>>>> they are located, then extract their contents.
>>>>>
>>>>> To get the mapping of inodes, please post the output of
>>>>> ntfsinfo -fvi 0 /dev/mapper/lvm1--vol-sr7*
>>>>>
>>>>> Jean-Pierre
>>>>>
>>>>>>
>>>>>> Kind regards,
>>>>>>
>>>>>> Jelle de Jong
>>>>>>
>>>>>> On 21/03/17 12:01, Jean-Pierre André wrote:
>>>>>>> Hi,
>>>>>>>
>>>>>>> Jelle de Jong wrote:
>>>>>>>> Dear Jean-Pierre,
>>>>>>>>
>>>>>>>> I am still testing the dedup plugin, I have issues with
>>>>>>>> rdiff-backup
>>>>>>>> that the checksum of the source and destination are not the same,
>>>>>>>> but
>>>>>>>> this can be an issue with rdiff-backup.
>>>>>>>>
>>>>>>>> However I did get these messages, but I do not know if they are
>>>>>>>> related
>>>>>>>> to the dedup plugin?
>>>>>>>>
>>>>>>>> Mar 21 06:57:37 backup ntfs-3g[12620]: Record 1582022 has wrong
>>>>>>>> SeqNo
>>>>>>>> (159 <> 156)
>>>>>>>> Mar 21 06:57:37 backup ntfs-3g[12620]: Could not decode the type of
>>>>>>>> inode 1582022
>>>>>>>> Mar 21 06:57:37 backup ntfs-3g[12620]: Record 1545290 has wrong
>>>>>>>> SeqNo
>>>>>>>> (296 <> 295)
>>>>>>>> Mar 21 06:57:37 backup ntfs-3g[12620]: Could not decode the type of
>>>>>>>> inode 1545290
>>>>>>>
>>>>>>> These errors are thrown by ntfs-3g proper, not by the
>>>>>>> deduplication plugin.
>>>>>>>
>>>>>>> Inconsistencies have been found in the mentioned files,
>>>>>>> and they are unlikely to be created by the plugin (which
>>>>>>> does not have updating support), ... but one never knows.
>>>>>>> Owing to the inconsistencies, ntfs-3g cannot tell if the
>>>>>>> said files are plain files, directories, sockets, etc.
>>>>>>>
>>>>>>> You have to run chkdsk to fix these inconsistencies, but
>>>>>>> this can lead to losing data, so before doing that, the
>>>>>>> parameters of these files should be analyzed to assess
>>>>>>> the possible damage.
>>>>>>>
>>>>>>> Please post the outputs of :
>>>>>>> ntfsinfo -fvi 1582022 /dev/partition
>>>>>>> ntfsinfo -fvi 1545290 /dev/partition
>>>>>>>
>>>>>>> This must be done as root, replacing /dev/partition by
>>>>>>> the actual partition path (something like /dev/sdc2)
>>>>>>>
>>>>>>> Jean-Pierre
>>>>>>>
>>>>>>>>
>>>>>>>> Kind regards,
>>>>>>>>
>>>>>>>> Jelle de Jong
>>>>>>
>>>>>
>>>>>
>>>>
>>>
>>>
>>
>
>



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