Deploying a Single-Node Kubernetes Cluster on AWS EC2 with K3s (opens in new tab)

Running a full Kubernetes cluster doesn't always mean spinning up multiple nodes. If you're prototyping, running a small production workload, or just want a lightweight environment to learn on, a single EC2 instance running Kubernetes is more than enough — and a lot cheaper. In this post, I'll walk through the options for running Kubernetes on a single EC2 instance, why I went with K3s, and exactly how to get a working single-node cluster up in under five minutes. Options for Running Kubernet...