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Update Hadoop集群环境搭建.md

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notes/installation/Hadoop集群环境搭建.md
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@ -191,7 +191,7 @@ scp -r /usr/app/hadoop-2.6.0-cdh5.15.2/ hadoop003:/usr/app/
在`Hadoop001`上执行namenode初始化命令：
```
hadoop namenode -format
hdfs namenode -format
```
### 3.6 启动集群
@ -219,7 +219,7 @@ start-yarn.sh
<BR/>
接着可以查看Yarn集群的情况，端口号为`8088` ：
接着可以查看Yarn的情况，端口号为`8088` ：
<div align="center"> <img src="https://github.com/heibaiying/BigData-Notes/blob/master/pictures/hadoop-集群搭建3.png"/> </div>