How To Install oomd on Ubuntu 20.04
Introduction
In this tutorial we learn how to install oomd
on Ubuntu 20.04.
What is oomd
oomd is:
oomd leverages PSI and cgroupv2 to monitor a system holistically. oomd then takes corrective action in userspace before an OOM occurs in kernel space. Corrective action is configured via a flexible plugin system, in which custom code can be written. By default, this involves killing offending processes. This enables an unparalleled level of flexibility where each workload can have custom protection rules. Furthermore, time spent livedlocked in kernelspace is minimized.
There are three methods to install oomd
on Ubuntu 20.04. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install oomd Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install oomd
using apt-get
by running the following command:
sudo apt-get -y install oomd
Install oomd Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install oomd
using apt
by running the following command:
sudo apt -y install oomd
Install oomd 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 oomd
using aptitude
by running the following command:
sudo aptitude -y install oomd
How To Uninstall oomd on Ubuntu 20.04
To uninstall only the oomd
package we can use the following command:
sudo apt-get remove oomd
Uninstall oomd And Its Dependencies
To uninstall oomd
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove oomd
Remove oomd Configurations and Data
To remove oomd
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge oomd
Remove oomd configuration, data, and all of its dependencies
We can use the following command to remove oomd
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge oomd
References
Summary
In this tutorial we learn how to install oomd
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.