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                            ## 一、hdfs啟動
格式化hadoop文件系統；
```
./bin/hdfs namenode -format
```
![](https://img.kancloud.cn/a2/a8/a2a8936f3bf3a14da537eaf951e84188_1441x912.png)
![](https://img.kancloud.cn/66/0d/660d6acc902be213f75dfeab8c5aa578_1441x912.png)
啟動hdfs；
```
./sbin/start-dfs.sh
```
即可啟動了；
![](https://img.kancloud.cn/ae/f0/aef09690461cd79a453bc542d7960a30_1414x227.png)
使用 jps 查看服務是否已經啟動；
## 二、全部啟動；
```
./sbin/start-all.sh
```
                    
                
        
                
            
        
                
    
                
    
                
        
                
    
                

                







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