モニタリング
『入門 監視』
https://speakerdeck.com/arisgi/yoriyi-wei-falsearujian-shi-womu-zhi-site-wai-xing-jian-shi-falseyou-xiao-huo-yong
https://www.slideshare.net/zembutsu/re-zero-starting-monitoring-in-your-operations