Access the YARN Web User Interface to monitor clusters, queues, applications, services,
    and flow activities.
    You can access the YARN Web User Interface from Cloudera Manager to monitor the
      cluster.
    - 
        In Cloudera Manager, select the YARN service.
      
 - 
        Click the Web UI tab.
      
 - 
        Select the ResourceManager Web UI.
        
The ResourceManager Web UI opens in a new browser window.
Note, that in a
            ResourceManager High Availability configuration, if you select the non-active
            ResourceManager the link directs to the web UI of the active
          ResourceManager.