Mount a LVM in rescue mode

Requirements:

This tutorial will show you hot to to access a LVM partition, as it will not be possible without doing some modifications.

Following you can find the commands to run in rescue mode:

Scan of the LVM partition:

sudo vgscan

Activation of the LVM partition:

sudo vgchange -ay <VolName>

Display the logical name of the partition:

sudo lvs

Create a local folder to mount the partition:

sudo mkdir /mnt/LVM

Mount the partition in the local folder:

sudo mount /dev/<VolName>/<LogName> /mnt/LVM

Access the LVM partition:

cd /mnt/LVM

We can now proceed with the backup of the data present in the LVM partition.