The first problem that you will find once you start playing with Kubernetes is creating a mental map on how and where everything runs in Kubernetes as well as how everything is connected.
In this case, it took me few weeks to fully understand how it all was wiring up, but once I had the picture in my mind, I drew something similar to what is shown in the following diagram:
This is Kubernetes on a very high level: a master node that orchestrates the running of containers grouped in pods across different Nodes (they used to be called minions but not anymore).
This mental map helps us understand how everything ...