Web interfaces of the Ecosystem

It's all about the Hadoop and YARN setup and configurations and commanding over Hadoop and YARN. Here are some web interfaces used by Hadoop and YARN administrators for admin tasks:

The URL for the NameNode is http://<namenode_host>:<port>/ and the default HTTP port is 50070.

The URL for the ResourceManager is http://<resourcermanager_host>:<port>/ and the default HTTP port is 8088. TheWeb UI for the NameNode can be seen as follows:

The URL for the MapReduce JobHistory Server is http://<jobhistoryserver_host>:<port>/ and the default HTTP port is 19888.