Monitoring Stack

We use a modern observability stack based on open-source tools:

  • Prometheus: Metrics collection and alerting
  • Grafana: Visualization and dashboards
  • Loki: Log aggregation and querying
  • Kubernetes Metrics Server: Resource utilization tracking

What We Monitor

  • Service Health: HTTP endpoint availability, response times, error rates
  • Infrastructure: CPU, memory, disk usage, network traffic
  • Database: PostgreSQL connection pools, query performance, replication lag
  • Kubernetes: Pod status, container restarts, resource limits

Alerting

Critical alerts are configured for:

  • Service downtime (>2 minutes)
  • High error rates (>5% of requests)
  • Database connectivity issues
  • Resource exhaustion (CPU/memory >85%)
  • Certificate expiration warnings (30, 14, 7 days)

Access

Monitoring dashboards are available to authorized operators for real-time visibility into system health and performance.