Dual booting 10.04 & 12.04

[Nils Kassube]

Colin Law wrote:
> On 10 December 2012 17:22, Nils Kassube <kassube at gmx.net> wrote:
> > Jim Byrnes wrote:
> >> On 12/09/2012 11:15 AM, Nils Kassube wrote:
> >> > With both drives installed it will boot one of them, whichever
> >> > that is. When you login to that system, start a terminal and
> >> > run the command
> >> > 
> >> > sudo update-grub
> >> 
> >> This machine is setup to auto logon. Is that a problem?
> > 
> > No - the login step ist just automatic for you. And later when you
> > want to select the OS version it is at the grub boot menu which
> > comes loooong before the login.
> 
> @Nils, will update-grub look on unmounted drives or will it only
> search currently mounted ones?  I presume the second drive will not
> be automatically mounted as there will not be an entry for it in
> fstab.

No matter if they are mounted or not, update-grub looks for all 
available partitions and tries to find other systems for the grub menu.


Nils