Re: GRUB2 hangs on "GRUB Loading."

[Michael Evans]

On Mon, Apr 19, 2010 at 3:19 PM, Kim Eik <address@hidden> wrote:
> Fixed it by upgrading to ubuntu lucid's version of grub.
>
> On Mon, 2010-04-19 at 14:49 -0700, Michael Evans wrote:
>> On Fri, Apr 16, 2010 at 4:49 AM, Kim Eik <address@hidden> wrote:
>> > I have been running a server for about half a year. And i have restarted 
>> > the
>> > machine countless times w/o any problems. However two days ago, grub 
>> > stopped
>> > working.
>> >
>> > The machine is running ubuntu server 9.10, i have two physical disks
>> > mirrored with sw raid and several lvm partitions on top. The machine is 
>> > also
>> > running ACHI.
>> >
>> > I have booted the system using a usb pendrive with ubuntu-alternate, and
>> > reinstalled grub from a chrooted environment. But sadly to no effect.
>> >
>> > I have also tried installing grub to the mbr of both disks and booting from
>> > each of them. Also without any effect.
>> >
>> > I do however have a hunch that the fault may lie in a dist-upgrade from
>> > somewhere between my previous successfull boot and now. So i am gonna try 
>> > to
>> > see if i can rollback some installed software and see if this fixes grub.
>> >
>> > Is there anything you guuys can suggest that i do? I am not very familiar
>> > with the inner workings of grub2 so any help is appreciated.
>> >
>> > Thanks
>> > -Kim
>> >
>> >
>> > _______________________________________________
>> > Help-grub mailing list
>> > address@hidden
>> > http://lists.gnu.org/mailman/listinfo/help-grub
>> >
>>
>> Booting from a USB drive, or any other 'hard disk emulation mode'
>> device will cause your bios-disk order to be detected different when
>> running grub than it will be during a normal operation.
>>
>> You probably need to look in to manually editing /boot/grub/device.map
>> (google for it) and specifying the proper bios-disk mapping.  Whatever
>> disk your bios is trying to boot off of will be hd0; there is usually
>> no solid standard for the other devices, but they MAY be stable for a
>> single bios version on a single system.
>>
>>
>> _______________________________________________
>> Help-grub mailing list
>> address@hidden
>> http://lists.gnu.org/mailman/listinfo/help-grub
>
>
>

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