heartbeat software package provides Subsystem for High-Availability Linux, 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 heartbeat
heartbeat is installed in your system.
Make ensure the heartbeat package were installed using the commands given below,
$ sudo dpkg-query -l | grep heartbeat *
You will get with heartbeat package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Administration Utilities |
| Package | heartbeat |
| Version | 1:3.0.5-3.2 |
| Description | Subsystem for High-Availability Linux |
| Sub Section | Admin |