Boot options

[Lucio M Nicolosi]

On Thu, Oct 25, 2012 at 11:49 PM, Linda <haniganwork at earthlink.net> wrote:
> On 10/25/2012 08:23 PM, Lucio M Nicolosi wrote:
>>
>> On Thu, Oct 25, 2012 at 10:08 PM, Linda <haniganwork at earthlink.net> wrote:
>>>
>>> I let 12.04 resize the partition and install next to 10.04.  It said it
>>> would let you choose which to boot, but it doesn't, it just boots to
>>> 12.04.
>>> The partition with 10.04 does exist as I used it to copy and reference
>>> files. What do I need to change to have boot options? Is this still done
>>> with Grub?  If so how do I get the grub menu to appear rather than
>>> booting
>>> straight into 12.04? I need to continue to boot to 10.04 with this
>>> machine
>>> until I solve the mgetty problem.
>>>                      Linda
>>
>> Did your previous /home partition reside in the same partition as /
>> (root)?
>>
>> If not, perhaps you could check with GParted or Disk Utility if your
>> previous root partition is still there or somehow was overwritten by
>> the installer.
>>
>> If it still there, sudo update-grub should find it, so it shows in the
>> next boot.
>>
>> L.
>>
>>
>
> Thanks you put me on the right track.  I ran sudo update-grub and it showed
> both versions so I knew they were both still bootable but it still didn't
> give me a menu at boot. So now that I knew grub was still the boot loader I
> searched and found the solution.   I had to change /etc/default/grub by
> uncommenting out the low video display line
> GRUB_GFXMODE=640x480
>             Thanks
>
>             Linda

If you use a desktop environment, there's a nice application at:
https://launchpad.net/grub-customizer that can help to manage grub
parameters.

L.


-- 
Lucio M. Nicolosi, Eng.