#Kubernetes

Some interesting thoughts on things from the KubeWeekly emails…

First, this post (and my Raspberry Pi Kubernetes Cluster) stands on the shoulders of giants: work that’s already been done and explored by others. This post serves pretty much as a “here’s what I did so it worked for me” post based on their work.

You’ve gone and done it: you oopsie-daisy’d some flag in your API server’s yaml, applied it, and now it’s in etcd. Your API server pods are crashlooping, and very quickly your dashboard and API go down. Nothing is accessible. You are screwed.

Prometheus alerting through AlertManager can be configured to send messages to Slack. Alerts sent to Slack, by default, are not very rich in detail:

I gave this talk at Kubernetes San Antonio on CI/CD options with Kubernetes. Check out manifests I used for Jenkins as a demo.