查看NameNode状态和JobTracker状态

http://localhost:50070/dfshealth.jsp – Web UI of the NameNode daemon

http://localhost:50030/jobtracker.jsp – Web UI of the JobTracker daemon

http://localhost:50060/tasktracker.jsp – Web UI of the TaskTracker daemon

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原文链接：https://blog.csdn.net/xcmax/article/details/22507295