prometheus.yml

# my global config
global:
  scrape_interval:     30s # Set the scrape interval to every 15 seconds. Default is every 1 minute.
  evaluation_interval: 30s # Evaluate rules every 15 seconds. The default is every 1 minute.
  scrape_timeout: 30s
  # scrape_timeout is set to the global default (10s).

# A scrape configuration containing exactly one endpoint to scrape:
# Here it's Prometheus itself.
scrape_configs:
  # The job name is added as a label `job=<job_name>` to any timeseries scraped from this config.
  - job_name: 'prometheus'
    static_configs:
      - targets: ['localhost:9090']

  - job_name: 'cadvisor'
    static_configs:
        - targets: ['cadvisor:8080']

  - job_name: 'node_exporter'
    static_configs:
        - targets: ['prometheus_node_exporter:9100']