Naganarasimha G R commented on YARN-4307:

Additionally i feel {{Dump scheduler logs}} in the scheduler page should show 
more informative alert like where the logs will be found and also for the first 
time users it would be clear to inform like logs will be completely available 
after what period of time. thoughts ?

> Blacklisted nodes for AM container is not getting displayed in the Web UI
> -------------------------------------------------------------------------
>                 Key: YARN-4307
>                 URL: https://issues.apache.org/jira/browse/YARN-4307
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: resourcemanager, webapp
>            Reporter: Naganarasimha G R
>            Assignee: Naganarasimha G R
>         Attachments: webpage.png, yarn-capacity-scheduler-debug.log
> In pseudo cluster had 2 NM's  and had launched app with incorrect 
> configuration *./hadoop org.apache.hadoop.mapreduce.SleepJob 
> -Dmapreduce.job.node-label-expression=labelX  
> -Dyarn.app.mapreduce.am.env=JAVA_HOME=/no/jvm/here  -m 5 -mt 1200*.
> First attempt failed and 2nd attempt was launched, but the application was 
> hung. In the scheduler logs found that localhost was blacklisted but in the 
> UI (app& apps listing page) count was shown as zero and as well no hosts 
> listed in the app page. 

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