2 posts tagged with "Fundamentals"

Kubernetes networking has a reputation for being impenetrable. It mostly is not — there are about five ideas, and the confusion comes from the fact that ClusterIPs are virtual addresses that no machine actually owns. Once that clicks, the rest follows.

Newcomers to Kubernetes almost always ask the same question in the same order: what is a Pod, why would I not just create one, and what does a Deployment add? The answer is a three-level chain of ownership, and once you can see it, most of Kubernetes' behaviour stops being surprising.