Grub and ubuntu

Karl Larsen k5di at zianet.com
Sun Mar 16 18:35:25 GMT 2008


Tony Arnold wrote:
> Karl,
>
> Karl Larsen wrote:
>   
>> Tony Arnold wrote:
>>     
>>> Karl,
>>>
>>> Karl Larsen wrote:
>>>   
>>>       
>>>>     I just discovered a bad situation. Go back a few weeks when I used 
>>>> dd to copy my ubuntu from /dev/hda2 to /dev/hda8 and I changed the root 
>>>> calls in menu.lst so grub will boot the copied version on /dev/hda8. It 
>>>> seemed to work.
>>>>
>>>>     But noticed when I used df that it said it was using /dev/hda2. I 
>>>> wondered why df was wrong.
>>>>
>>>>     I learned yesterday that the grub call below was booting /dev/hda2 
>>>> instead of /dev/hda8 as it is expected to.
>>>>
>>>>
>>>> title           Ubuntu 7.10, kernel 2.6.22-14-generic
>>>> root            (hd0,7)
>>>> kernel          /boot/vmlinuz-2.6.22-14-generic 
>>>> root=UUID=a9c1cb61-ddfd-44f6-88b
>>>> 0-6dc976daf9ca ro quiet splash
>>>> initrd          /boot/initrd.img-2.6.22-14-generic
>>>>
>>>> For some reason this was booting /dev/hda2 which is a mystery to me.
>>>>     
>>>>         
>>> Did you fix up /etc/fstab to mount / from hda8 as well?
>>>
>>> Regards,
>>> Tony.
>>>   
>>>       
>>     I do not know how to do that. Here is my /etc/fstab:
>>
>> # /etc/fstab: static file system information.
>> #
>> # <file system> <mount point>   <type>  <options>       <dump>  <pass>
>> proc            /proc           proc    defaults        0       0
>> # /dev/hda8
>> UUID=a9c1cb61-ddfd-44f6-88b0-6dc976daf9ca /               ext3    
>> defaults,erro
>> # /dev/hda1
>> UUID=7915f630-518c-425b-9fea-0ef07e50d0f9 none            swap    sw
>> # /dev/sda2
>> UUID=7d8c37ed-b2ec-4008-a137-f24c6659c5ab none            swap    sw
>> /dev/hdb        /media/cdrom0   udf,iso9660 user,noauto,exec 0       0
>> LABEL=f7-home       /f7home          ext3     defaults       1    2
>> /dev/hda9           /home            ext3     defaults       1    2
>>
>>     I don't know how to change this:
>>
>> UUID=a9c1cb61-ddfd-44f6-88b0-6dc976daf9ca /
>>     
>
> Typing:
>
> 	sudo vol_id --uuid /dev/hda8
>
> will tell you the partition's uuid that you can cut an dpaste into
> /etc/fstab. Partition names, e.g., /dev/hda8, are no longer used in fstab.
>
> Regards,
> Tony.
>   
    Yes I learned that and I did exactly what you do in the example. 

Karl


-- 

	Karl F. Larsen, AKA K5DI
	Linux User
	#450462   http://counter.li.org.
   PGP 4208 4D6E 595F 22B9 FF1C  ECB6 4A3C 2C54 FE23 53A7





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