https://blog.csdn.net/csolo/article/details/82460539
https://segmentfault.com/a/1190000022968634
https://www.geek-share.com/detail/2746335697.html
https://github.com/junneyang/xxhadoop
https://grafana.com/grafana/dashboards/8919
https://gist.github.com/rokroskar/
http://rokroskar.github.io/monitoring-spark-on-hadoop-with-prometheus-and-grafana.html