Re: RAID 1 to RAID 5 failure

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Hi again!

Roy: Thank you for your input. This recovery of the misaligned data
takes a lot of time but I'm keeping this task till the end of the
array.

Wol: Then I'll try this but someone has to guide me to do this shrink
and try to get the initial array alignment.

Thank you both!
Best,
Jorge

Wols Lists <antlists@xxxxxxxxxxxxxxx> escreveu no dia quarta,
6/04/2022 à(s) 20:57:
>
> On 05/04/2022 11:50, Jorge Nunes wrote:
> > Hi roy.
> >
> > Thank you for your time.
> >
> > Now, I'm doing a photorec on /dev/sda and /dev/sdd and I get better
> > results on (some) of the data recovered if I do it on top of /dev/md0.
> > I don't care anymore about recovering the filesystem, I just want to
> > maximize the quality of data recovered with photorec.
>
> Once you've recovered everything you can, if no-one else has chimed in,
> do try shrinking it back to a 2-disk raid-5. It SHOULD restore your
> original filesystem. You've then just got to find out where it starts -
> what filesystem was it?
>
> If it's an ext4 there's probably a signature which will tell you where
> it starts. Then somebody should be able to tell you how to mount it and
> back it up properly ...
>
> I'm sure there will be clues to other file systems, ask on your distro
> list for more information - the more people who see a request for help,
> the more likely you are to get some.
>
> Cheers,
> Wol




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