View hadoop running status on the web, and view hadoop on the web

View hadoop running status on the web, and view hadoop on the web

Reprinted -- http://www.weixuehao.com/archives/621

 

After installing hadoop, We can visually see how hadoop works.

On Windows 7, we can enter an address in the address bar of a browser on the web interface to directly view hadoop running status;

 

 

192.168.206.21: 50030

In this example, we can see the management of Map/Reduce.

 

192.168.206.21: 50070

The HDFS management is displayed here.

 

However, there is a problem here.

Problem: click in, Link, "Browser the filesystem", the interface cannot be opened. What is the situation?

Click Live Nodes to go to the following page:

 

Click hostbb, and the interface cannot be opened ......

The ip address of hostbb is 192.168.206.22.

The link address is hostbb: 50070/browseDirectory. jsp? NamenodeInfoPort = 50070 & dir = % 2F

The address of the hostbb host.

Obviously, the cause of this situation is that Windows 7 does not know who hostbb is. Therefore, you need to add hostaa, hostbb, and hostcc to the hosts file of Windows 7, hosting between hostdd host and IP address

Windows 7, hosts file location:

C: \ Windows \ System32 \ drivers \ etc

After adding the hosts configuration on Windows 7, we can solve the problem above. Hostbb can also be accessed. As follows: