Bug#500157: grub-common: no such disk after un- and replugging disk belonging to RAID1 array

[Felix Zielcke]

Am Donnerstag, den 25.09.2008, 18:34 +0200 schrieb Paul Menzel:
> Dear DDs,

Hi Paul,

> wanting to reinstall something I unplugged one of the two disks in the
> RAID1 array as a backup. Anyway I just accessed (cryptsetup luksOpen the
> md1 “partition”)  the still connected disk and did not write anything
> onto it.
> 
> After that a connected the other disk and got
> 
> Welcome to GRUB !
> 
> Error: no such disk
> Entering rescue mode...
> grub rescue>
> 
> I could not find anything regarding to grub rescue on the net. ls does
> show (md0) (md0) (hd0) (hd1) (hd0,0) and so on.
> 
> The strange thing is if I just leave either one of the two drives
> connected GRUB is showing up as it used to.
> 
> 
> Do you have any idea what caused this and how this can be fixed?
> 
Did you do grub-install with ..24-10 or at least ..24-9?
In 24-9 there was a little RAID fix from me included.
People do forget that they have to really update grub by hand.
Else I don't have yet a clue for this.