On Mon, Jun 27, 2011 at 3:19 AM, martin f krafft <madd...@debian.org> wrote:
> also sprach Tom H <tomh0...@gmail.com> [2011.06.27.0851 +0200]:
>>
>> > Partitions do not have UUIDs. What you are seeing are the MD UUIDs
>> > stored in the superblock of the sda1 device.
>>
>> I called them "mdadm UUIDs" rather than "MD UUIDs" but they definitely
>> exist, are different from the "MD Array UUID", and, AFAIK, unused by
>> the user tools.
>
> I misunderstood you. Partitions do not have UUIDs, but you were
> talking about individual array constituents — those do have UUIDs
> that are separate from the array UUID.
>
>  # mdadm --examine /dev/sda2 | grep UUID
>  Array UUID : bfb705a9:69bfc685:92b80aa8:ff445936
>  Device UUID : ed7cb6d2:32f8dda4:bdd22f74:c4ef720b

Exactly (my fault for misusing "partition").


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