lvm lvrename on Fedora Core 4
Robert L Cochran
cochranb at speakeasy.net
Mon Jan 9 23:50:05 UTC 2006
Adam Gibson wrote:
> Robert L Cochran wrote:
>
>> On my shiny new FC4 system, mount reports this device to be mounted
>> on root "/":
>>
>> /dev/mapper/VolGroup00-LogVol00
>
>
> Too late for this information to help you and you seem to already
> realize this but hopefully it will help someone in the future.
>
> The installer probably should mention that you should try to rename
> the volume group to something uniq during installation to reduce the
> chances of volume group name conflicts in the future. I forgot about
> this myself and had to rename one of them when I needed to access the
> old system. Only the volume group needs to be renamed(logical volume
> names will not conflict).
>
> I make sure to name my volume groups with the system name of the
> machine and then a unique number afterwards that I increment for any
> new volume groups that I ever create. I also name the logical volumes
> with where I plan to mount them. It makes recovery so much easier
> when you try and access the volume group under another installation.
>
> Example:
>
> My system name is pulsar. I have 2 drives. One is an older drive
> that has an old volume group called pulsar00. The second drive is
> from a newer install of Fedora that has a volume group of pulsar01.
>
> List of my partitions:
> /dev/mapper/pulsar01-root mounted as /
> /dev/hda1 mounted as /boot
> /dev/mapper/pulsar01-home mounted as /home
> /dev/mapper/pulsar01-tmp mounted as /tmp
> /dev/mapper/pulsar01-var mounted as /var
> /dev/mapper/pulsar01-swap mounted as swap
> /dev/mapper/pulsar00-home mounted as /oldhome
>
> If I ever put one of those drives in a new Linux system I will know
> immediately what system I installed them on and where the partitions
> were mounted.
>
Thanks a lot, I'm learning a great deal about lvm now. I'll be sure to
do this with future installs.
Bob Cochran
More information about the fedora-list
mailing list