zhoulinlin created YARN-3590:

             Summary: Change the attribute "maxRunningApps"  of FairSchudeler 
queue,it should be take effect for application in queue,but not
                 Key: YARN-3590
                 URL: https://issues.apache.org/jira/browse/YARN-3590
             Project: Hadoop YARN
          Issue Type: Bug
          Components: fairscheduler
    Affects Versions: 2.5.2
            Reporter: zhoulinlin

Change the queue attribute "maxRunningApps"  for  FairSchuduler, and then 
refresh queues, it should effect the application in queue immediately,but not.
To take effect, the condition is that another application move from this queue. 

For example:the "maxRunningApps" is 0, summbit a application A to this queue, 
it can't be run. Then change "maxRunningApps" from 0 to 2 and refresh quque, 
application A should be run,but not. If you summit another application B,when 
application B commplete, application A run .

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