oomctl command not found

Introduction

When you run more command in linux terminal / console, you get the following error message

oomctl: command not found

or when using sudo you get the following error message

sudo: oomctl: command not found

Solutions to oomctl: command not found

How To Fix oomctl: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu oomctl is provided by systemd-oomd package.

systemd-oomd is:

systemd-oomd is a system service that uses cgroups-v2 and pressure stall information (PSI) to monitor and take action on processes before an OOM occurs in kernel space.

To fix this problem, we can install more using the command below.

sudo apt-get -y install systemd-oomd

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install systemd-oomd.

sudo apt -y install systemd-oomd

Or if you have aptitude installed you can use the following command.

sudo aptitude install systemd-oomd

Summary

In this tutorial we learn how to fix oomctl command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.