Re: Talking about RAID - disks with same id
deloptes <deloptes@gmail.com> writes:
> Hi Joe,
>
> thank you for the mesage
>
> Joe Pfeiffer wrote:
>
>> This is normal. It's the identical UUIDs that tell the system that the
>> partitions go into the same RAID array.
>>
>> Here's what I see when I look at my RAID disks:
>>
>> /dev/sda2: UUID="67d3c233-96a0-737c-5f88-ed9b936ea3ae"
>> UUID_SUB="48b56869-6f19-21b9-283f-3eee3ac90cf8" LABEL="snowball:1"
>> TYPE="linux_raid_member" PARTUUID="3bb3729a-528b-4384-b6a5-b6d9e148ed2a"
>> /dev/sdb2: UUID="67d3c233-96a0-737c-5f88-ed9b936ea3ae"
>> UUID_SUB="1f48f805-4173-78cd-1f52-957920f66335" LABEL="snowball:1"
>> TYPE="linux_raid_member" PARTUUID="1bdd3893-9346-49d2-8292-a61075ad0c5e"
>>
>
> you see in your case PARTUUID is different for both members. In my case it
> is identical and this is what is bothering me
It's my understanding that PTUUID on a disk using an MBR corresponds to
the UUID on a disk using a GPT, not to PARTUUID (I don't know what on an
MBR-based disk would correspond to PARTUUID, if anything).
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