[mythtv-users] Upgade to FC10 results in reboot loop

[Roy Lofthouse]

2008/12/22 Roy Lofthouse <lofty69 at gmail.com>:
> 2008/12/22 Paul Harrison <mythtv at sky.com>:
>> Roy Lofthouse wrote:
>>> 2008/12/22 Paul Harrison <mythtv at sky.com>:
>>>
>>>> Maybe the upgrade changed the order of menu entries in menu.1st? Make
>>>> sure you still have a menu entry that resets the default and halts like
>>>> this:-
>>>>
>>>> title=PowerOff
>>>>    savedefault 0
>>>>    halt
>>>>
>>>> and that the --default=1 part of the command you are using is pointing
>>>> to the right entry (remember the first menu entry is numbered 0 not 1).
>>>>
>>>> Paul H.
>>>>
>>>>
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>>>>
>>>>
>>>
>>> Thanks for the reply Paul.
>>>
>>> Everything is as it should be as I removed the previous kernel and
>>> only have two items in grub.conf.  Just checked the versions of grub
>>> and it looks like F9 is 0.97-33 whereas F10 is 0.97-38 (not sure what
>>> else it could be).
>>>
>>> Also, if I use savedefault in the grub file itself I get an error 27
>>> when the entry tries to run when booting.
>>>
>> If you run the savedefault --default=1 --once | /sbin/grub on the
>> command line does it work OK. There should be a file called
>> /boot/grub/default does it get updated properly when you run that command?
>>
>> I use gentoo which does things differently than a lot of distros. I set
>> the default like this:-
>>
>> /sbin/grub-set-default 1
>>
>> grub_set-default is a simple script that creates the /boot/grub/default
>> file and adds the correct default menu number in there. Maybe FC has
>> something similar?
>>
>>
>> Paul H.
>>
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>>
>
> running that gives me the following:
>
> [root at xxxxx grub]# echo "savedefault --default=1 --once" |/sbin/grub
> Probing devices to guess BIOS drives. This may take a long time.
>
>
>    GNU GRUB  version 0.97  (640K lower / 3072K upper memory)
>
>  [ Minimal BASH-like line editing is supported.  For the first word, TAB
>   lists possible command completions.  Anywhere else TAB lists the possible
>   completions of a device/filename.]
> grub> savedefault --default=1 --once
> grub> [root at xxxxx grub]#
>
> I get no errors, but there is no default file being created.  The only
> file that gets updated at the time of running that line is a file
> called stage2
>

well, after totally stuffing up grub and being left hanging at the
grub prompt, I had to do a rescue on the install.  Ran grub-install
and everything is back up and running (including the savedefault
command line) very odd..