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Kata Containers installation guides

The following is an overview of the different installation methods available.

Prerequisites

Kata Containers requires nested virtualization or bare metal. Check hardware requirements to see if your system is capable of running Kata Containers.

Packaged installation methods

Packaged installation methods uses your distribution's native package format (such as RPM or DEB).

Note: We encourage installation methods that provides automatic updates, it ensures security updates and bug fixes are easily applied.

Installation method Description Automatic updates Use case
Using kata-deploy The preferred way to deploy the Kata Containers distributed binaries on a Kubernetes cluster No! Best way to give it a try on kata-containers on an already up and running Kubernetes cluster.
Using official distro packages Kata packages provided by Linux distributions official repositories yes Recommended for most users.
Using snap Easy to install yes Good alternative to official distro packages.
Automatic Run a single command to install a full system No! For those wanting the latest release quickly.
Manual Follow a guide step-by-step to install a working system No! For those who want the latest release with more control.
Build from source Build the software components manually No! Power users and developers only.

Kata Deploy Installation

Kata Deploy provides a Dockerfile, which contains all of the binaries and artifacts required to run Kata Containers, as well as reference DaemonSets, which can be utilized to install Kata Containers on a running Kubernetes cluster.

Use Kata Deploy to install Kata Containers on a Kubernetes Cluster.

Official packages

Kata packages are provided by official distribution repositories for:

Distribution (link to installation guide) Minimum versions
CentOS 8
Fedora 34

Snap Installation

The snap installation is available for all distributions which support snapd.

Use snap to install Kata Containers from https://snapcraft.io.

Automatic Installation

Use kata-manager to automatically install a working Kata Containers system.

Manual Installation

Follow the containerd installation guide.

Build from source installation

Note: Power users who decide to build from sources should be aware of the implications of using an unpackaged system which will not be automatically updated as new releases are made available.

Building from sources allows power users who are comfortable building software from source to use the latest component versions. This is not recommended for normal users.

Installing on a Cloud Service Platform

Further information