Re: Squeeze assembles one RAID array, at boot but not the other
On Mon, Jan 7, 2013 at 12:07 AM, Sven Hartge <sven@svenhartge.de> wrote:
> Hendrik Boom <hendrik@topoi.pooq.com> wrote:
>
>> But it is not recognized at boot. The dmesg output tells me all about
>> finding the old RAID, but it doesn't even notice the new one, not even to
>> complain about it.
>
>> It seems the significant differences bwtween the two RAIDS are:
>
>> One is new, and the other os old.
>> One is on a GPT-partitioned disk and the other uses the MBR partion table.
>> One is huge and the other is just large.
>
>> Any ideas where to look? Or how to work around the problem?
>
> What type are those partitions for your RAID inside the GPT? They should
> look like this (output from gdisk -l):
>
> Number Start (sector) End (sector) Size Code Name
> 1 2048 5860533134 2.7 TiB FD00 primary
>
> Note the Code "FD00" which stands for "Linux RAID".
>
> I guess (using my magic crystal ball) that your type/code is 8300 and
> thus the initrd/kernel won't assemble the RAID.
"FD00" only matters when using v0.9 metadata. Squeeze defaults to v1.x
(1.2 IIRC), which isn't auto-assembled by the kernel.
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