How to enable Real-time Ubuntu

The approach to enable and install Real-time Ubuntu differs according to your Ubuntu edition. Follow the instructions that match your edition to ensure a correct installation.

Ubuntu Server / Desktop

To enable Real-time Ubuntu on a supported LTS release, follow the instructions in the Ubuntu Pro Client - How to enable Real-time Ubuntu guide.

If you are running an interim release, Real-time Ubuntu can instead be installed from the universe apt repository:

sudo add-apt-repository universe
sudo apt update
sudo apt install ubuntu-realtime

Refer to Real-time Ubuntu releases and Ubuntu release documentation for more information about Ubuntu releases and which support real-time.

Ubuntu Core

To install the real-time kernel on an instance of Ubuntu Core, refer to How to install the real-time kernel on Ubuntu Core.

To create an Ubuntu Core image with the real-time kernel, refer to How to install the real-time kernel on Ubuntu Core.