Metrics You Have to Remember to Look At Aren't Monitoring
I’d had Grafana dashboards for months. What I didn’t have was anything that told me when something broke — I had to remember to look. This is the alerting layer that fixes that, built on top of the existing Prometheus stack, plus the three things that got in the way. Stack: Prometheus · Alertmanager · ntfy · Docker 1. The gap I’d been ignoring My lab had a healthy observability stack: Prometheus scraping metrics, node_exporter for the host, snmp_exporter pulling throughput off pfSense, all drawn in Grafana. It looked complete. ...