volumes:
  - id: "nagios"
    type: "vg"
    min_size:
      generator: "calc_gb_to_mb"
      generator_args: [20]
    label: "Nagios data"
    volumes:
      - mount: "/var/nagios"
        type: "lv"
        name: "nagios"
        file_system: "ext4"
        size:
          generator: "calc_total_vg"
          generator_args: ["nagios"]
volumes_roles_mapping:
  infrastructure_alerting:
    - {allocate_size: "min", id: "os"}
    - {allocate_size: "min", id: "logs"}
    - {allocate_size: "min", id: "nagios"}