lvm2 software package provides Linux Logical Volume Manager, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install lvm2
lvm2 is installed in your system.
Make ensure the lvm2 package were installed using the commands given below,
$ sudo dpkg-query -l | grep lvm2 *
You will get with lvm2 package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Administration Utilities |
| Package | lvm2 |
| Version | 2.02.98-6ubuntu2 |
| Description | Linux Logical Volume Manager |
| Sub Section | Admin |