powermgmt-base software package provides Common utils and configs for power management, 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 powermgmt-base
powermgmt-base is installed in your system.
Make ensure the powermgmt-base package were installed using the commands given below,
$ sudo dpkg-query -l | grep powermgmt-base *
You will get with powermgmt-base package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Utilities |
| Package | powermgmt-base |
| Version | 1.31build1 |
| Description | Common utils and configs for power management |
| Sub Section | Utils |