dfs.namenode.http-address:50070 Hadoop常用端口 SecondaryNameNode輔助名稱節點端口号:50090 Hadoop常用端口 dfs.datanode.address:50010 fs.defaultFS:8020 或者9000 Hadoop常用端口 yarn.resourcemanager.webapp.address:8088 Hadoop常用端口 曆史伺服器web通路端口:19888