Prometheusモニタポートステータス

# vim prometheus.yml
scrape_configs:
  - job_name: 'TCP'
    metrics_path: /probe
    params:
      module: [tcp_connect]
    static_configs:
      - targets:
        - host1.domain.com:22
        - host2.domain.com:3306
    relabel_configs:
      - source_labels: [__address__]
        target_label: __param_target
      - source_labels: [__param_target]
        target_label: instance
      - target_label: __address__
        replacement: 127.0.0.1:9115

# systemctl reload prometheus