akonadi-server software package provides Akonadi PIM storage service, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install akonadi-server
akonadi-server is installed in your system.
Make ensure the akonadi-server package were installed using the commands given below,
$ sudo dpkg-query -l | grep akonadi-server *
You will get with akonadi-server package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Network |
| Package | akonadi-server |
| Version | 4:15.12.3-0ubuntu6 |
| Description | Akonadi PIM storage service |
| Sub Section | Net |