preupgrade F9 -> F10 (was rawhide)?

[Gerry Reno]

Will Woods wrote:
> On Thu, 2009-03-19 at 02:16 -0400, Gerry Reno wrote:
>   
>> Gerry Reno wrote: 
>>     
>>> Will Woods wrote: 
>>>       
>>>> This is a GRUB bug that we've been unable to reproduce reliably, and
>>>> therefore haven't traced fully. It's often triggered by using the grub
>>>> --once flag, which is used by both preupgrade and suspend-to-disk
>>>> (hibernate). We've seen it happen with both of those things, but the
>>>> preupgrade case seems to be more frequent because it tends to also
>>>> involve upgrading GRUB at the same time.
>>>>
>>>> As far as we've been able to trace it, *something* causes GRUB stage2
>>>> (or stage 1.5) to move its physical on-disk location. But we don't know
>>>> what. Nothing that we're doing to GRUB *should* cause that. But
>>>> something does, and then stage1 can't find the rest of GRUB, and we get
>>>> stuck with "GRUB" on-screen and an unbootable system.
>>>>
>>>> Anyway. I've spent *weeks* trying to track that one down, bugging pjones
>>>> (our GRUB maintainer) and esandeen (our mad ext3/ext4 hacker) endlessly,
>>>> and never made any real progress. Reinstalling GRUB, as you did, is the
>>>> proper fix when this happens. But we still don't know what causes it,
>>>> and therefore how to keep it from happening in the first place.
>>>>         
>
> This remains a problem in F10; unsure if rawhide is also susceptible.
> I'd guess yes.
>
>   
>>> Ok, I just ran into this nasty little problem when I did my F9 =>
>>> F10 preupgrade.  All I get at the first reboot is the GRUB prompt.
>>> Has any progress been made on tracking this down?  This will be a
>>> real pain if I have to go through this on 14 machines.  Is there any
>>> workaround to avoid this problem?
>>>       
>
> None known. You can use a rescue CD / Live image to re-run grub-install
> to fix it, but that's about it.
>
>   
>> And I just reran the preupgrade and this time I see this message go
>> by:
>> Not enough space in /boot/upgrade to download install.img
>> GRUBBY shows that it will download the install.img from the network.
>>
>> The /boot is 100MB size on this machine.
>>
>> So I did the first reboot and this time the machine booted, retrieved
>> the install.img and ran anaconda.
>> Maybe the GRUB prompt problem is related to my small /boot space.
>>     
>
> It's not. We've seen this happen on plenty of machines with 200MB /boot.
>
> -w
>   

Thanks for clarifying the issue.

Is there anyway I could get anaconda to process a "grub-install" script 
as a post-install during preupgrade?

Regards,
Gerry

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