attic software package provides deduplicating backup program, 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 attic
attic is installed in your system.
Make ensure the attic package were installed using the commands given below,
$ sudo dpkg-query -l | grep attic *
You will get with attic package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Administration Utilities |
| Package | attic |
| Version | 0.16-2 |
| Description | deduplicating backup program |
| Sub Section | admin |