gkrelltop software package provides Top three intensive processes plugin for gkrellm, 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 gkrelltop
gkrelltop is installed in your system.
Make ensure the gkrelltop package were installed using the commands given below,
$ sudo dpkg-query -l | grep gkrelltop *
You will get with gkrelltop package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | X Window System software |
| Package | gkrelltop |
| Version | 2.2.13-1 |
| Description | Top three intensive processes plugin for gkrellm |
| Sub Section | X238 |