How to get GRUB boot on software raid?

[Shu Hung (Koala)]

The problem changed then ... how do I boot from a /boot on a software raid
1?

Koala Yeung

On Nov 20, 2007 11:48 PM, Ralf Doering <rdoering at netsys-it.de> wrote:

> "Shu Hung (Koala)" <koalay at gmail.com> writes:
>
>
> > I've building a new /boot partition on a software raid 5.
> >
> > I built a software raid (/dev/md0) on top of sda1, sdb1, sdc1 and sdd1
> with
> > mdadm.
>
> [...]
>
> > Now is my real problem:
> > (1) I need to get my grub to boot with that /boot partition
>
> The simple answer is: you can't do that. grub is not able to boot from a
> software raid5. You can build a raid1 for /boot (maybe with 2 spares as
> you
> already have 4 devices at hand) and boot that.
>
> Ralf
>
>
>
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