Kubernetes Tutorial #1: What is Kubernetes? Architecture Overview

You have 10 containers running in production. One crashes at 2 AM. Another gets too much traffic and slows down. A third needs an update, but you cannot take the whole app offline. Who restarts the crashed container? Who routes traffic away from the slow one? Who handles the update without downtime? Kubernetes does all of that. Automatically. This is the first article in the Kubernetes section of our Docker & Kubernetes Tutorial series. If you are new to containers, start with Docker Tutorial #1: What is Docker? first. ...

July 10, 2026 · 7 min