Before we dive into deploying a storage solution to our Kubernetes cluster, we need to understand the basics of storage in the world of Kubernetes, which can appear to be both exotic and mysterious to the uninitiated. To dispel some confusion around Kubernetes and storage, the storage IO path is exactly the same as that with common garden vanilla variety Unix or Linux. The Kubernetes storage ecosystem introduces two extra things we need to concern ourselves with above and beyond conventional Unix/Linux storage, firstly there are some extra layers of abstraction between the physical storage and filesystems that pods use, what I like to refer to as . . .
Read the whole thing. And that was a particularly mean cut-off point on my part, if I do say so.