On Thu, Sep 4, 2014 at 3:30 PM, <m.roth@xxxxxxxxx> wrote:
> Ok, folks,
>
> Here's the answer: making a software RAID on a bare drive with no GPT
> works fine. If it has a GPT, and no partition, it fails on reboot, even
> with an /etc/mdadm.conf.
>
> I've proved this:
> first, I created the array on the bare drive, rebooted, and
> /dev/md0 was there;
> then, I used parted to create a gpt, then the array, reboot, no
> md0, even with mdadm --assemble, even with /etc/mdadm.conf.
> finally, I got rid of the disk label (parted to make an msdos
> label, the zeroing out the beginning of the disk), and again made
> the RAID on the bare drives, reboot, and md0 is there.
>
> So that's what killed me. Admins, take heed....
>
> mark
>
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Thanks for the followup.
:)
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