You can disassociate a partition from the queue. You should disassociate a partition
      before you delete the queue. Before disassociating a partition from a queue, you should remove
      the partition capacity for that queue by setting it to zero.
      - 
            In Cloudera Manager, select the Clusters > YARN
                  Queue Manager UI service. A graphical queue hierarchy is displayed in
               the Overview tab. 
         
 - 
            Click on the three vertical dots on a queue and select the View/Edit
                  Queue Properties option.
         
 - 
            In the Queue Properties dialog box, from the
                  Accessible Partitions, click X next
               to the name of the partition. 
            
         
 - 
            Click Save.