Links
🌙 Lab
🗒️ Tutorial
Details
Best practices recommend upgrading your Kubernetes cluster as soon after a new release as possible. The reasons to upgrade as quickly as possible include:
- Apply the latest security fixes
- Access stability and performance improvements
- Access new features, APIs & functionality
This tutorial demonstrates how to upgrade the Kubernetes version used on your Oracle CNE cluster.
For more information about Oracle CNE, please refer to the current Release Documentation site.
Objectives
In this tutorial, you’ll learn to:
- Upgrade the Kubernetes version deployed across your cluster
Prerequisites
Minimum of one Oracle Linux instance
Each system should have Oracle Linux installed and configured with:
- An Oracle user account (used during the installation) with sudo access
- Key-based SSH, also known as password-less SSH, between the hosts
- A working KVM libvirt environment.