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Grafana - Monitoring Dashboards

Visualization platform for metrics (VictoriaMetrics) and logs (Loki). Sends alerts via Telegram.

Access

Endpoint Details
Public URL https://grafana.sebson.space
Internal http://localhost:3001
Login seba (password in .env: GRAFANA_ADMIN_PASSWORD)

Configuration

Automatically provisioned from ./etc/grafana/provisioning/:

Data Sources

Source URL UID Notes
VictoriaMetrics (default) http://victoriametrics:8428 prometheus Long-term metrics
Prometheus-Raw http://prometheus:9090 - With basic auth
Loki http://loki:3100 loki Max 1000 lines per query

Pre-installed Dashboards

  • home-assistant.json - HA entity metrics
  • ping-monitoring.json - Network availability
  • node-exporter-*.json, node.exporter.server.metrics.json - Host metrics
  • traefik2.json - Reverse proxy metrics
  • system-monitoring-complete.json - Overall system monitoring
  • mazda.json, windows-wmi.json - Additional sources

Plugin: grafana-piechart-panel

Alerts: Telegram via Grafana Unified Alerting (GF_UNIFIED_ALERTING_ENABLED=true). Bot token and chat ID from .env.

Monitored Metrics

Grafana visualizes data from other services:

  • Host system metrics (CPU, RAM, disks, network)
  • Docker container metrics (cAdvisor)
  • Home Assistant metrics (entities, states)
  • Traefik metrics (requests, latency)
  • Container logs (via Loki)
  • Ping / device availability

Dependencies

Service Role
VictoriaMetrics Primary data source (long-term metrics)
Prometheus Raw metrics source (short-term)
Loki Container log source
Alertmanager Optional (alerts managed by Grafana Unified Alerting)

Useful Commands

# Restart
docker compose restart grafana

# Follow logs
docker compose logs -f grafana

# Upgrade
./upgrade-container-by-name.sh grafana