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

Charles Jones charles.jones at ciscolearning.org
Mon Mar 23 08:25:46 MST 2009


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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