Re: MD RAID6 corrupted by Avago 9260-4i controller [SOLVED]

Wolfgang Denk
2016-05-16T12:58:01Z

Dear Andreas,

In message <20160516120600.5428910035C@atlas.denx.de> I wrote:
>
...
> OK, so I started playing around with the disk order - even though I
> checked yet another time from the disk serial numbers that the drive
> order "a b c d e f" is what was used when initially creating the
> array. When swapping the first two disks (so sda where the LABELONE
> is present) becomes the second disk (i. e. "b a c d e f"), then LVM
> will recognize the volume group and volumes, but data are corrupted.
>
> So I guess I have to try the possible permutations (probably with sda
> being the second disk only).

Seems I was lucky - already the second of the 120 possible
combination turned out to be working: b a c d f e

But I still have not the slightest idea why the drive order might have
changed...

Best regards,

Wolfgang Denk

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