172.20.20.10 namenode
172.20.20.11 datanode
172.20.20.12 resourcemanager
172.20.20.13 nodemanager
172.20.20.14 historyserver
172.20.20.15 spark-master
172.20.20.16 spark-worker
172.20.20.17 hive-server
172.20.20.18 hive-metastore
172.20.20.20 presto-coordinator
