Software Raid On Boot

[Jeremy Thompson]

On 2/15/06, John Summerfied <debian at herakles.homelinux.org> wrote:
>
> Rejean Proulx wrote:
> > Does software raid work on a boot device?
>
> I believe "not exactly." If you are using mirroring, it can be done:
> google for how to, I think Dell has published on this.
>
> Remember, the BIOS has to load the grub including its menu, the kernel
> and initrd.
>
> The trick is to make /boot appear in just the right place.
>
> There is nothing to prevent you combining (say) hda and hdc, being like
> drives and taking a slice of each as (say) ext2 of the same size,
> installing grub & the kernel to hda1, grub also to /dev/hdc1 and at
> convenient times (say on shutdown and kernel installation) just running
> dd to mirror the partition.


There was a tutorial on the fedoranews.org site about booting off mirrored
arrays.  A good search there should have a great how-to.

JT



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> John
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