On period you may have to mount a lvm from an additional hard disk which was using as primary before. You can’t mount the lvm partition directly in the new machine. You can use the below commands to mount it successfully.
1. First, List all the disk partitions :
2. Scan all the volume groups available :
You can see all the volume groups available.
3. Note down the volume group name of the additional hard disk you have connected. Run the below command to activate it:
vgchange 'volume_group_name' -a -y
eg : vgchange VolGroup80 -a -y
4. Now mount the partition:
mount lvm_name mount_point
Eg : mount /dev/VolGroup80/ROOT /mnt/
Enjoy !!! 🙂