Paul Welch
Projects
I have a few open source projects on github. My disclaimer - I don’t recommend using them for production systems unless you fully understand the code and are prepared to support them yourself. That said… if you see something you like, decide to use or would like to collaborate on, please let me know. Projects here
Recent Posts
Kubernetes State Metrics Utility
Overview
The primary use for the kubernetes kube-state-metrics add-on service is to provide cluster state metrics to monitoring systems like Prometheus. But, it may sometimes be useful to get the same metrics in a script or directly from your command line. That’s where kubestate comes in. It’s a command line utility that calls the kube-state-metrics API, then shows interesting views of the metrics. You can also use it to get the raw data values in various formats that can be used by scripts or other utilities.
Kubernetes 101 - First 3 Components to Learn (part 3)
Overview
Part 1 and Part 2 covered pods and services, which are two foundational building blocks to run an app in Kubernetes. This post will describe a third piece called Deployment that helps you run the pod with more reliability.
Kubernetes 101 - First 3 Components to Learn (part 2)
Overview
As you saw in Part 1, pods are not accessible outside the cluster on their own. Running the kubectl proxy command is an easy way to test in development. But when you go to production, a better option is required. That’s where the Service component helps.
Paul Welch