MBR gone and rescue disc not happy - HELP!!!!

Karl Larsen k5di at zianet.com
Fri Aug 24 01:49:47 UTC 2007


Tim wrote:
> On Thu, 2007-08-23 at 12:42 -0600, Karl Larsen wrote:
>   
>>     Hi Paul you were given false instructions by Tim. He said to use 
>> (hd0,0) I think it was. It should be (hd0) like that. 
>>     
>
> Uhum!  I gave *example* instructions that *do* work for someone with a
> drive set out in the way Paul described (the hard drive at /dev/hda,
> it's first partition for /boot, some other partition(s) for the rest of
> the OS).  At this point, it doesn't matter whether the drive is /dev/hda
> or /dev/sda, GRUB doesn't work that way.
>
> What I gave was instructions to enter three commands:
>
> grub> root (hd0,0)     [state where your /boot/ partition is]
> grub> setup (hd0)      [setup where your MBR will be written to]
> grub> exit             [finish the task]
>
> This "root" is the boot environment for GRUB, not the running
> environment for Linux.  It's the /boot/ partition with the kernel in it,
> and the grub/ subdirectory.  Issuing the "exit" command is important.
> You might try reading what I wrote, and the GRUB manual reference I
> supplied.
>
> Of course, if Paul's MBR has really gone doolally, that might be his
> problems (stuffed drive, rather than just errors written to it).  But
> another potential cause is using different tools to partition the drive,
> they don't all work in the same, compatible with each other, ways.
>
> But, I think, we'd need to know if there is anything more to the story.
> Did the drive suddenly change, or was it the result of something else?
> e.g. Changing some drives on the system (*any* storage systems, whether
> hard drives, or otherwise), changing some BIOS options, etc.
>
>   
    Sorry Tim, I saw the guys thing he tried and it was wrong. I think 
he has no idea what his /boot/ partition is, (why I hate LVA) and so he 
can't do a thing. I have not seen a message from him since I wrote a 
long message to him.



-- 

	Karl F. Larsen, AKA K5DI
	Linux User
	#450462   http://counter.li.org.




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