Re: md extension to support booting from raid whole disks, raid6, grub2, lvm2

[Goswin von Brederlow <goswin-v-b@web.de>]

Michael Ole Olsen <gnu@gmx.net> writes:

> I tried recently with grub2 and also the old grub in lenny (even the lenny
>     installer fails, though it seems to complete fine, it just don't boot
>     afterwards).
>
> didn't think I would get an issue trying to get /boot on my lvm2 raid6 volume,
>     as i recalled grub supported mdadm raids and also lvm2.

Grub supports neither. No idea if grub2 can do raid6.

> seems it has to be partitioned separately as a partition with mdadm and no
> lvm2 on top of the boot partition, thats the only thing grub supports, 
>      if I am not mistaken?
>
> I just made one big volume, then created the logical volume /boot , and
> neither grub or lilo would touch it (lilo only supports mdadm raid1 volumes)
>
> would be cool to be able to boot lvm2 /boot volumes with grub

yes it would.

> just wanted to give my recent experience with grub+lvm2+mdadm raid6.
>
>
> /Michael Ole Olsen

MfG
        Goswin