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https://issues.apache.org/jira/browse/YARN-3692?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15515059#comment-15515059
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Hudson commented on YARN-3692:
------------------------------

SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #10476 (See 
[https://builds.apache.org/job/Hadoop-trunk-Commit/10476/])
YARN-3692. Allow REST API to set a user generated message when killing 
(naganarasimha_gr: rev d0372dc613136910160e9d42bd5eaa0d4bde2356)
* (edit) 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/TestRMWebServicesAppsModification.java
* (edit) 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/TestClientRMService.java
* (edit) 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/dao/AppState.java
* (edit) 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/api/impl/YarnClientImpl.java
* (edit) 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/api/YarnClient.java
* (edit) 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ClientRMService.java
* (edit) 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/protocolrecords/KillApplicationRequest.java
* (edit) 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/proto/yarn_service_protos.proto
* (edit) 
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/main/java/org/apache/hadoop/mapred/ResourceMgrDelegate.java
* (edit) 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/webapp/RMWebServices.java
* (edit) 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/api/protocolrecords/impl/pb/KillApplicationRequestPBImpl.java


> Allow REST API to set a user generated message when killing an application
> --------------------------------------------------------------------------
>
>                 Key: YARN-3692
>                 URL: https://issues.apache.org/jira/browse/YARN-3692
>             Project: Hadoop YARN
>          Issue Type: Improvement
>            Reporter: Rajat Jain
>            Assignee: Rohith Sharma K S
>         Attachments: 0001-YARN-3692.patch, 0002-YARN-3692.patch, 
> 0003-YARN-3692.patch, 0004-YARN-3692.patch, 0005-YARN-3692.1.patch, 
> 0005-YARN-3692.patch, 0006-YARN-3692.patch, 0007-YARN-3692.1.patch, 
> 0007-YARN-3692.patch
>
>
> Currently YARN's REST API supports killing an application without setting a 
> diagnostic message. It would be good to provide that support.
> *Use Case*
> Usually this helps in workflow management in a multi-tenant environment when 
> the workflow scheduler (or the hadoop admin) wants to kill a job - and let 
> the user know the reason why the job was killed. Killing the job by setting a 
> diagnostic message is a very good solution for that. Ideally, we can set the 
> diagnostic message on all such interface:
> yarn kill -applicationId ... -diagnosticMessage "some message added by 
> admin/workflow"
> REST API { 'state': 'KILLED', 'diagnosticMessage': 'some message added by 
> admin/workflow'}



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