grafana + prometheus + node_exporter

docker-compose.yml

version: '3.8'

networks:
  monitoring:
    driver: bridge

volumes:
  prometheus_data: {}
  grafana_data: {}

services:
  node-exporter:
    image: prom/node-exporter:latest
    container_name: node-exporter
    restart: unless-stopped
    volumes:
      - /proc:/host/proc:ro
      - /sys:/host/sys:ro
      - /:/rootfs:ro
    command:
      - '--path.procfs=/host/proc'
      - '--path.rootfs=/rootfs'
      - '--path.sysfs=/host/sys'
      - '--collector.filesystem.mount-points-exclude=^/(sys|proc|dev|host|etc)($$|/)'
    expose:
      - 9100
    networks:
      - monitoring

  prometheus:
    image: prom/prometheus:latest
    container_name: prometheus
    restart: unless-stopped
    volumes:
      - ./prometheus.yml:/etc/prometheus/prometheus.yml
      - prometheus_data:/prometheus
    command:
      - '--config.file=/etc/prometheus/prometheus.yml'
      - '--storage.tsdb.path=/prometheus'
      - '--web.console.libraries=/etc/prometheus/console_libraries'
      - '--web.console.templates=/etc/prometheus/consoles'
      - '--web.enable-lifecycle'
    expose:
      - 9090
    networks:
      - monitoring

  grafana:
    image: grafana/grafana-oss
    container_name: grafana
    ports:
      - 3000:3000
    volumes:
      - ./grafana/provisioning/datasources:/etc/grafana/provisioning/datasources
      - grafana_data:/var/lib/grafana
    networks:
      - monitoring

prometheus.yml

global:
  scrape_interval: 1m

scrape_configs:
  - job_name: "prometheus"
    scrape_interval: 1m
    static_configs:
    - targets: ["localhost:9090"]

  - job_name: "node"
    static_configs:
    - targets: ["node-exporter:9100"]