Hackernews posts about Prometheus

Prometheus is an open-source monitoring system that collects metrics from various data sources and stores them in a time-series database for visualization and alerting purposes.

Related: Grafana  
  1. Prometheus 3.0 Beta (www.prometheus.io)
  2. Prometheus: Storage (prometheus.io)
  3. The Test of Prometheus (essays.georgestrakhov.com)