Kubernetes: Naming Things

Kubernetes: Naming Things

An old saying goes something like this: there are only two hard problems in computer science, namely cache invalidation, naming things, and off-by-one errors. We will focus on the naming things topic in the context of Kubernetes, here. As YAML, erm, Kubernetes engineers we are painfully familiar with structures like the following: type: human id: […]

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Kubernetes StatefulSet In Action

Kubernetes StatefulSet In Action

Recently, I stumbled upon a StackOverflow question around StatefulSets which made me wonder how well understood they are at large. So I decided to put together a simple stateful app that can be used to experiment with a StatefulSet. In this blog post we will have a closer look at this app and see it […]

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Kubernetes Application Operator Basics

Kubernetes Application Operator Basics

An application operator is a rather new and Kubernetes-specific role you might be taking on. As an application operator, you will be installing, updating and maintaining apps in a Kubernetes cluster. Good practices are still sparsely available and tribal knowledge dominates this realm. I’d like to equip aspiring Kubernetes application operators with a set of […]

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