lvm
Patrick Dupre
pd520 at york.ac.uk
Wed Nov 26 00:14:53 UTC 2008
> On Monday 24 November 2008 00:34:25 Patrick Dupre wrote:
>> Hello,
>>
>> I duplicate an hard drive to another one with logical partition.
>> I kept the / on a standard partition, put the /usr on /dev/VG1/usr, etc...
>> When I mount the logical partitions I do experience any problem but when
>> I boot the machine on the logical partition I get an error from the
>> /etc/fstab.
>>
>> fsck complains
>> The superblock could not be read or does not describe a correct ext2
>> filesystem. If the device is valid and it really contains an ext2
>> filesystem (and not swap or ufs or something else), then the superblock
>> is corrupt, and you might try running e2fsck with an alternate
>> superblock:
>> e2fsck -b 8193 <device>
>>
>> I am using grub,
>>
>> In the fstab I put:
>> /dev/VG1/usr /usr
>>
>> I looks like that the logical partitions are not recognize by fsck, but it
>> works fine when I do the same from a properly boot disk.
>>
>> What did I miss ?
>>
>> Regards.
>
> You probably need to rebuild the initrd for your kernel to know about the new
> logical volume name(s).
Now, I am not that sure because I did read that it is necessary to rebuild
the initrd if the root is on a lvm which is not my case !
--
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==========================================================================
Patrick DUPRÉ | |
Department of Chemistry | | Phone: (44)-(0)-1904-434384
The University of York | | Fax: (44)-(0)-1904-432516
Heslington | |
York YO10 5DD United Kingdom | | email: pd520 at york.ac.uk
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