yarn 图形化监控

Yarn http://192.168.56.2:8088/

http://192.168.56.2:9870 summary

Namenode ports: 50470 --> 9871, 50070 --> 9870, 8020 --> 9820
Secondary NN ports: 50091 --> 9869, 50090 --> 9868
Datanode ports: 50020 --> 9867, 50010 --> 9866, 50475 --> 9865, 50075 --> 9864

但是大部分没有用