Bug#612518: grub-pc: fails to install to RAID1

Wed Mar 23 17:00:17 UTC 2011

On Wed, Mar 23, 2011 at 05:48:14PM +0100, Vladimir '??-coder/phcoder' Serbinenko wrote:
> On 23.03.2011 17:38, Mario 'BitKoenig' Holbe wrote:
> > On Wed, Mar 23, 2011 at 05:16:48PM +0100, Vladimir '??-coder/phcoder' Serbinenko wrote:
> >> On 08.02.2011 23:08, Mario 'BitKoenig' Holbe wrote:
> >>> the new 1.99~rc1-2 fails to install to my /dev/md0. 1.98+20100804-14 did
> >>> well.
> >> It's
> >> grub-install /dev/sda
> >> and
> >> grub-install /dev/sdb
> > Yes, but 1.98+20100804 did this automatically with
> > 	grub-install /dev/md0
> > while 1.99~rc1 doesn't appear to do it anymore.
> > Hence, I'd classify this a regression.
> grub-install /dev/md0 would refer to writing of the first sector of md0,
> not of the hosting disk. This makes sense in context of virtual machines
> (e.g. kvm /dev/md0). If it did anything else I'd classify it as a bug.

Hmmm, 1.98+20100804 grub-install /dev/md0 did definitely install to both
disks BIOS boot partition (or 3 disks - when the 3rd disk was synched
in). I verified this more than once when Debian's grub package started
offering md-devices as install targets.

If you consider this a bug which is fixed now...

> > Furthermore, I believe grub-install /dev/md0 should be the preferred way
> > because it searches the correct drives themselves and is hence robust
> > against changing device names, changing disks, etc.
> This would inscribe into another feature request of installing to a
> device containing given partition. IT's not yet clear which interface
> this will use.

... then please re-consider my bug report a feature request :)

Btw.: thanks for answering.

regards
   Mario
-- 
There are two major products that come from Berkeley: LSD and UNIX.
We don't believe this to be a coincidence.    -- Jeremy S. Anderson
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