Bug#531573: grub-pc: does not install onto partitionable mdadm mirror (raid1)

Felix Zielcke fzielcke at z-51.de
Tue Jun 2 15:36:44 UTC 2009


Am Dienstag, den 02.06.2009, 19:19 +0400 schrieb Vladimir Stavrinov:
> On Tue, Jun 02, 2009 at 05:03:49PM +0200, Felix Zielcke wrote:
> 
> > Make a partition over /dev/hda[ab] which is as big as your disks and
> > then just make the RAID over /dev/hda[ab]1 instead.
> > You can still use partitions over the RAID. Grub2 supports this.
> 
> It is awful and look like hacking. Is it temporary solution and there
> will be true support for whole partitionable disk array?

It could be maybe supported if the first partition of the RAID array
doestn't start at byte 0 but 32 KiB or so, so that there's still place
for the core.img to embed.
But I don't know how the partionable RAID arrays exactly work.
If I read the code correctly grub2 actually should support RAIDs over
whole disks instead of partitions, but then there's still the problem
left with the core.img.
-- 
Felix Zielcke






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