ctdb software package provides clustered database to store temporary data, 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 ctdb
ctdb is installed in your system.
Make ensure the ctdb package were installed using the commands given below,
$ sudo dpkg-query -l | grep ctdb *
You will get with ctdb package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Network |
| Package | ctdb |
| Version | 2.5.1+debian0-1 |
| Description | clustered database to store temporary data |
| Sub Section | Net |