Grafana Observability Stack

Deployment and configuration patterns for the Grafana-based observability backend that collects metrics, traces, and logs from all Go microservices.

When to Activate

• When designing the observability pipeline infrastructure
• When configuring docker-compose dev environment with Grafana stack
• When generating Kubernetes Helm values for observability
• When creating Grafana dashboards or alerting rules
• When reviewing observability completeness
• Used by: infrastructure-architect, deployment-generator, simulated-sre, observability-test-agent

Architecture Overview

Services (OTel SDK)
    ↓ OTLP/gRPC
OpenTelemetry Collector
    ├── → Prometheus (metrics via remote-write)
    ├── → Jaeger (traces via OTLP)
    └── → Loki (logs via loki exporter)
            ↑
Grafana ← queries all three datasources

OTel Collector Configuration