Upgrading the Cluster Manually: Changing the Kubernetes Version

Upgrading the Kubernetes version

The process to upgrade the cluster depends on what we want to do.

If we want to upgrade it to a specific Kubernetes version, we can execute a similar process like the one we used to add a new worker node.

Just as before, we are about to edit the cluster definition. The only difference is that this time we’re not editing a specific instance group but the cluster as a whole.

If you explore the YAML file in front of you, you’ll see that it contains the information we specified when we created the cluster, combined with the kOps default values we omitted to set. ...