K8s kubespray cluster upgrade from Ubuntu 20.04 to 22.04
Introduction
It was time to upgrade my Kubernetes cluster that I created with Kubespray years ago. Originally the cluster was deployed on Ubuntu 20.04 LTS operating system computers.
Recently Ubuntu 22.04 LTS appeared on the scene and I was wondering how to upgrade all my Ubuntu 20.04 LTS nodes without losing the current Kubespray Kubernetes deployment.
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