One of those (few) days that GRUB sucks...

Charles Jones charles.jones at ciscolearning.org
Mon Mar 23 08:27:20 MST 2009


I forgot to mention to make sure that your /boot is mounted after you do 
the chroot.

Charles Jones wrote:
> Last time I had a weird grub issue like this I fixed it via:
>
> * Boot redhat cd in rescue mode "linux rescue"
> * As soon as you can get to a shell, "chroot /mnt/sysimage"  (assuming 
> rescue mode mounted your root partition there for you)
> * grub-install
> * cross fingers and reboot
>
> -Charles
>
> kitepilot at kitepilot.com wrote:
>   
>> Well, I burned an LFS CD, GRUB(ed) the drive AND the partition and still the 
>> same problem...   :(
>> Does anybody have a gun?
>> ET 
>>
>>  
>>
>>
>> kitepilot at kitepilot.com writes: 
>>
>>   
>>     
>>> History:
>>> I have a running machine,
>>> I booted it up with KNOPPIX,
>>> grabbed another hardware-wise fairly current "empty" machine,
>>> booted it up with the same KNOPPIX,
>>> rsync(ed) [-aH --super] one HD to the other,
>>> ran GRUB,
>>> root (hd0,0)
>>> setup (hd0)
>>> and I got a perfect clone running.
>>> So far so good...  
>>>
>>> I did this as I have done it 7368269 and-a-half times before for the last 
>>> few years...  
>>>
>>> Soooo...
>>> Then I spawned another machine the same way and configured them to act as 
>>> server and a client.  They have worked fine and they work.  
>>>
>>> Then I need to duplicate this 2 machines.
>>> Well, easy, I've done it millions of times, haven't I?.  
>>>
>>> Not this time...
>>> One machine hangs on:
>>> GRUB Loading stage1.5(GARBAGE-GARBAGE-GARBAGE)
>>> The other one just scrolls the screen endlessly...   :(  
>>>
>>> I have tried every trick I know, I checked the partitions boot flag, I 
>>> md5sum(ed) the files and they are not corrupted, GRUB doesn't give me 
>>> otherwise any errors, and I am at the end of my rope...  
>>>
>>> FWIW, I saw something like this before and I fixed it with a newer copy of 
>>> GRUB, but being this an old RedHat in really OLD hardware, I'm getting me 
>>> this time and OLDER copy of GRUB.  
>>>       
>
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