Monitoring & Logging Overview Application observability through logging, metrics collection, monitoring dashboards, and alerting systems. --- Structured Logging Pino Logger (Node.js) Log Levels Log Aggregation Format --- Metrics Collection Prometheus Metrics Custom Metrics Patterns --- Alerting Alert Rules (Prometheus) PagerDuty Integration --- Dashboards Grafana Dashboard JSON --- Health Checks --- Related Skills - [[reliability-engineering]] - SRE practices - [[devops-cicd]] - CI/CD monitoring - [[cloud-platforms]] - Cloud monitoring ---