hadoop 官方配置文件解析

比如我的版本是2.8.4

官网文档是：
  

http://hadoop.apache.org/docs/r2.8.4/

基本配置文件：包括一般的端口 

hdfs-default.xml

dfs.namenode.secondary.http-address     0.0.0.0:50090    The secondary namenode http server address and port.
dfs.namenode.secondary.https-address    0.0.0.0:50091    The secondary namenode HTTPS server address and port.
dfs.datanode.address                    0.0.0.0:50010    The datanode server address and port for data transfer.
dfs.datanode.http.address               0.0.0.0:50075    The datanode http server address and port.
dfs.datanode.ipc.address                0.0.0.0:50020    The datanode ipc server address and port.
dfs.datanode.http.internal-proxy.port   0                The datanode's internal web proxy port. By default it selects a random port available in runtime.
dfs.datanode.handler.count              10               The number of server threads for the datanode.
dfs.namenode.http-address               0.0.0.0:50070