Re: First 12Mb of data missing after accidental deletion of first drive (4 2TB raid5)

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Hi,

Does /proc/mdstat show that raid is ok? If so, why did you make an
assumption that data of first 12MB are gone? Zeroed? Missed files on
filesystem?

Regards,
Alexander

On Tue, Oct 13, 2015 at 5:04 PM, Marek <mlf.conv@xxxxxxxxx> wrote:
> no, i had a working raid consisting of 4 2TB drives (raid5)
> sda,sdb,sdc,sdb ( no partitions were created on drives) - then i
> accidentally deleted /dev/sda by installing ubuntu. when inspecting
> dev/md127 with a hex editor i discovered first 12mb are missing.
>
> On Tue, Oct 13, 2015 at 3:53 PM, Alexander Afonyashin
> <a.afonyashin@xxxxxxxxxxxxxx> wrote:
>> Hi Marek,
>>
>> Do you mean you have files (on raid) that were used as loop devices?
>>
>> Regards,
>> Alexander
>>
>> On Tue, Oct 13, 2015 at 4:44 PM, Marek <mlf.conv@xxxxxxxxx> wrote:
>>> Hi,
>>>
>>> I'd like to ask about recovering partitions saved as images on eg a raid.
>>> How do I recover such image - I tried to run test disk and it found
>>> lots of images which I wasn't able to view via P (NFTS) and ext3
>>> partitions but I'd like to save them to another harddrive, I tried
>>> photo tree with only ext3 superblock and image file enabled but it
>>> wouldn't find the partition in was looki for and found via testdisk.
>>> What would you recommend me to do?
>>>
>>> Marek
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