linux启动端口50070,Hadoop端口说明

默认端口                            设置位置                                    描述信息

8020        namenode RPC交互端口

8021        JT RPC交互端口

50030       mapred.job.tracker.http.address        JobTracker administrative web GUI

JOBTRACKER的HTTP服务器和端口

50070              dfs.http.address                             NameNode administrative web GUI

NAMENODE的HTTP服务器和端口

50010          dfs.datanode.address                   DataNode control port (each DataNode listens on this port and registers it with the  NameNode on startup)

DATANODE控制端口&＃xff0c;主要用于DATANODE初始化时向NAMENODE提出注册和应答请求

50020          dfs.datanode.ipc.address               DataNode IPC port, used for block transfer

DATANODE的RPC服务器地址和端口

50060      mapred.task.tracker.http.address           Per TaskTracker web interface

TASKTRACKER的HTTP服务器和端口

50075          dfs.datanode.http.address                  Per   DataNode web interface

DATANODE的HTTP服务器和端口

50090            dfs.secondary.http.address             Per secondary NameNode web interface

辅助DATANODE的HTTP服务器和端口