Posted inMonitoring
Comprehensive MongoDB Monitoring with Prometheus Exporter and Grafana: Replica Set, Connection Pool, Slow Queries
A guide to setting up comprehensive MongoDB monitoring with Prometheus mongodb_exporter and Grafana. Focused on the 3 most common production issues: Replica Set health, Connection Pool exhaustion, and Slow Operations — with real-world PromQL queries and a tiered alert strategy to avoid alarm fatigue.