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psiklop2021-10-07 22:32:59
Hard disks
psiklop, 2021-10-07 22:32:59

How to restore raid 0 after a crash?

There was a raid 0 on 3 hards, after a power outage it became Foreign status
accidentally executed:
MegaCli64 -CfgForeign -Clear -a0

then created raid 0
again MegaCli64 -CfgLdAdd -r0 [xxx] -a0
The files disappeared, the array appeared, but it is not formatted like reestablish ?

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5 answer(s)
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Zettabyte, 2021-10-08
@psiklop

Disassemble the array, numbering the hard drives just in case, and connect them directly to the Windows computer. If you are offered to format or initialize disks, be sure to refuse. If suddenly Windows tries to check disks (CheckDisk, chkdsk) during boot or in some other way, then also stop it as soon as possible.
Download this data recovery program (free, no installation required), unzip and run. It's hard to say with 100% certainty without having hard drives on hand, but the program should automatically detect and restore the existing RAID 0.
Just pay attention to what configuration will be found - it's a shame that you didn't write here right away, but created a new RAID0. It may be that he will be found automatically.
If suddenly no software helps, we have our own remote RAID recovery technology (via the Internet). In your case, it should be very budgetary, because. the description of the case should be simple.

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Alexander Karabanov, 2021-10-07
@karabanov

No way.

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Armenian Radio, 2021-10-07
@gbg

Rattle off to a data recovery service, maybe they'll fish something out there.
You have deleted the metadata. They can be stored both on disks and in the controller in the brain. The data itself is most likely still on the disks, but the controller does not know anything about them.

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SagePtr, 2021-10-07
@SagePtr

No way, RAID0 is the most unreliable of all RAIDs, if at least one disk fails, the entire array becomes unreadable.

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Puma Thailand, 2021-10-08
@opium

Judging by the fact that you have completed all the data destruction manipulations, most likely nothing, if something valuable, give it to the data recovery office in the capital

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