Prometheus has taken the monitoring world by storm over the last few years, coming from seeming-obscurity to being the second project adopted by the Cloud Native Computing Foundation and one of the most-talked-about monitoring tools in those working in modern, highly-scaled web infrastructure.
You’ll want to start by watching this video from Prometheus co-founder, Julius Volz. It’s a fantastic walkthrough of what Prometheus is, how it works, and why you should consider it as part of your next monitoring evolution.
If you’d rather read, this article is also a perfect introduction to Prometheus concepts.
Prometheus: a five-part series
Pierre Vincent wrote a damn fine five-party series on Prometheus covering the breadth of it:
If you’re coming from New Relic, you may be familiar with the Apdex index measurement. This article walks you through how to obtain that same measurement with Prometheus.
James has a history of writing amazing technical books and Monitoring With Prometheus continues that tradition. I believe this book will go on to become the definitive book for Prometheus.