$ sudo apt-get update
$ sudo apt-get install ekg2-xosd 

ekg2-xosd is installed in your system.

Make ensure the ekg2-xosd package were installed using the commands given below,

$ sudo dpkg-query -l | grep ekg2-xosd *

You will get with ekg2-xosd package name, version, architecture and description in a table

ekg2-xosd package basic information: