(1) Hadoop Web UI
http://master-1:50070/dfshealth.html#tab-overview
(2) YARN应用Web UI
http://master-1:8088/
(3) Spark Web UI
http://master-1:18089/
(4) Flink Web UI
http://master-1:8081/
(5) Kafka Manger
http://master-1:9001/
(6) Elasticsearch-head
http://master-1:9100/
(7) Cloudera Manger
http://master-1:7180/cmf/home
(8) Hue Web UI
http://master-1:8889/
(9) Zeppelin Notebook
http://master-1:3006/