How To Install rtkit on Ubuntu 18.04
Introduction
In this tutorial we learn how to install rtkit on Ubuntu 18.04.
What is rtkit
rtkit is:
RealtimeKit is a D-Bus system service that changes the scheduling policy of user processes/threads to SCHED_RR (i.e. realtime scheduling mode) on request. It is intended to be used as a secure mechanism to allow real-time scheduling to be used by normal user processes.
There are three methods to install rtkit on Ubuntu 18.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install rtkit Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install rtkit using apt-get by running the following command:
sudo apt-get -y install rtkit
Install rtkit Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install rtkit using apt by running the following command:
sudo apt -y install rtkit
Install rtkit Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install rtkit using aptitude by running the following command:
sudo aptitude -y install rtkit
How To Uninstall rtkit on Ubuntu 18.04
To uninstall only the rtkit package we can use the following command:
sudo apt-get remove rtkit
Uninstall rtkit And Its Dependencies
To uninstall rtkit and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove rtkit
Remove rtkit Configurations and Data
To remove rtkit configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge rtkit
Remove rtkit configuration, data, and all of its dependencies
We can use the following command to remove rtkit configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge rtkit
References
Summary
In this tutorial we learn how to install rtkit package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.
