metricbeat을 모니터링 정보로 사용하도록 설정

  metricbeat.yml: |
  	..
    metricbeat.modules:
      # Monitor Elasticsearch
      - module: elasticsearch
        xpack.enabled: true
        period: 10s
        hosts: ["http://elastic-headless.elastic.svc.cluster.local:9200"]
        api_key: {id}:{passwd}

      # Monitor Kibana
      - module: kibana
        xpack.enabled: true
        period: 10s
        hosts: ["http://kibana.elastic.svc.cluster.local:5601"]
        api_key: {id}:{passwd}

    setup.ilm.enabled: false
	..