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In the office have many power outages, apparently sda disk has many bad sectors and finally not even start

Sdb is supposed to be able to boot, but it does so only grub_rescue, so I can add another disk to the raid, also has bad clusters sdb at the end of the disc.

Yes, i write you in this post.

Thanks

sudo mdadm --examine /dev/sdb2 said:

(...)
Raid Level: Unknow
Raid devices: 0
Total devices: 1
(...)
Active devices: 0
Working devices: 1
Failed devices: 0
Spare devices: 1
(...)

Testdisk cannot show me the files, it shows

D Linux (can select P option, shows ext4 as filesystem)
D Raid (same data ...

Yes, its a raid1

I attach sdb to another ubuntu and say insufficient disks to créate raid (or something else)

Fidentify says unknow

Im going to see with testdisk

Hi all.

I need to recovery a fdb files (firebird) and photorec dont find any (is listed as navision).

I try to create a custom pfi, i find signature from firebird into http://www.corrupteddatarecovery.com/Repair/Firebird-database-File-Repair-FDB-Data-Conversion.asp

I create a /home/user/fdb.pfi ...

Hi all.

I have a trouble with my soft raid (ubuntu).

sda have died, and sdb present bad sectors.

sdb wont to boot, only into grub rescue mode, and i cannot access my files.

Finally i use photorec to recover my files (only needs 2 firebird files, fdb) but into filetype to select, i check fdb ...