| 9000 |
fs.defaultFS，如：hdfs://172.25.40.171:9000 |
| 9001 |
dfs.namenode.rpc-address，DataNode会连接这个端口 |
| 50070 |
dfs.namenode.http-address 监控状态http页面端口 |
| 50470 |
dfs.namenode.https-address |
| 50100 |
dfs.namenode.backup.address 备namenode的http端口 |
| 50105 |
dfs.namenode.backup.http-address |
| 50090 |
dfs.namenode.secondary.http-address，如：172.25.39.166:50090 |
| 50091 |
dfs.namenode.secondary.https-address，如：172.25.39.166:50091 |
| 50020 |
dfs.datanode.ipc.address |
| 50075 |
dfs.datanode.http.address |
| 50475 |
dfs.datanode.https.address |
| 50010 |
dfs.datanode.address，DataNode的数据传输端口 |
| 8480 |
dfs.journalnode.http-address |
| 8481 |
dfs.journalnode.https-address |
| 8485 |
dfs.journalnode.rpc-address |
