Rename LV how to do it what and what you should be aware of

In case that you need to rename one or more logical volume, here is what you need to do.
Rename logical volume is pretty simple.

#lvrename VolumeGroupName OldLogicalVolumeName NewLogicalVolumeName 

Ok, so you rename logical volume but .... will you have save reboot? Here is few things you should be aware of.

1. Make changes in /etc/fstab
In case you forgot to do that, you will have problems once you reboot you system

2. In case you have renamed logical volume that was mounted on / you need to make changes in /boot/grub/menu.lst and make changes where ever you have old logical volume name.

That is it!