[ 
https://issues.apache.org/jira/browse/YARN-6683?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16037182#comment-16037182
 ] 

Hadoop QA commented on YARN-6683:
---------------------------------

| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue}  0m 
19s{color} | {color:blue} Docker mode activated. {color} |
| {color:green}+1{color} | {color:green} @author {color} | {color:green}  0m  
0s{color} | {color:green} The patch does not contain any @author tags. {color} |
| {color:red}-1{color} | {color:red} test4tests {color} | {color:red}  0m  
0s{color} | {color:red} The patch doesn't appear to include any new or modified 
tests. Please justify why no new tests are needed for this patch. Also please 
list what manual steps were performed to verify this patch. {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 14m 
 0s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  0m 
33s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
28s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  0m 
35s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  1m  
2s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
22s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  0m 
32s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  0m 
31s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  0m 
31s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
24s{color} | {color:green} 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager:
 The patch generated 0 new + 131 unchanged - 8 fixed = 131 total (was 139) 
{color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  0m 
34s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green}  0m 
 0s{color} | {color:green} The patch has no whitespace issues. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  1m  
5s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
18s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 39m 
22s{color} | {color:green} hadoop-yarn-server-resourcemanager in the patch 
passed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 
19s{color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 61m 46s{color} | 
{color:black} {color} |
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|| Subsystem || Report/Notes ||
| Docker |  Image:yetus/hadoop:14b5c93 |
| JIRA Issue | YARN-6683 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12871219/YARN-6683.001.patch |
| Optional Tests |  asflicense  compile  javac  javadoc  mvninstall  mvnsite  
unit  findbugs  checkstyle  |
| uname | Linux 42cc990e19d5 3.13.0-106-generic #153-Ubuntu SMP Tue Dec 6 
15:44:32 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /testptch/hadoop/patchprocess/precommit/personality/provided.sh 
|
| git revision | trunk / 46f7e91 |
| Default Java | 1.8.0_131 |
| findbugs | v3.1.0-RC1 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-YARN-Build/16114/testReport/ |
| modules | C: 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager
 U: 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager
 |
| Console output | 
https://builds.apache.org/job/PreCommit-YARN-Build/16114/console |
| Powered by | Apache Yetus 0.5.0-SNAPSHOT   http://yetus.apache.org |


This message was automatically generated.



> Invalid event: COLLECTOR_UPDATE at KILLED
> -----------------------------------------
>
>                 Key: YARN-6683
>                 URL: https://issues.apache.org/jira/browse/YARN-6683
>             Project: Hadoop YARN
>          Issue Type: Bug
>            Reporter: Jian He
>            Assignee: Rohith Sharma K S
>         Attachments: YARN-6683.001.patch, YARN-6683.001.patch
>
>
> {code}
> 2017-06-01 20:01:22,686 ERROR rmapp.RMAppImpl (RMAppImpl.java:handle(905)) - 
> Can't handle this event at current state
> org.apache.hadoop.yarn.state.InvalidStateTransitionException: Invalid event: 
> COLLECTOR_UPDATE at KILLED
>         at 
> org.apache.hadoop.yarn.state.StateMachineFactory.doTransition(StateMachineFactory.java:305)
>         at 
> org.apache.hadoop.yarn.state.StateMachineFactory.access$300(StateMachineFactory.java:46)
>         at 
> org.apache.hadoop.yarn.state.StateMachineFactory$InternalStateMachine.doTransition(StateMachineFactory.java:448)
>         at 
> org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppImpl.handle(RMAppImpl.java:903)
>         at 
> org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppImpl.handle(RMAppImpl.java:118)
>         at 
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$ApplicationEventDispatcher.handle(ResourceManager.java:904)
>         at 
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$ApplicationEventDispatcher.handle(ResourceManager.java:888)
>         at 
> org.apache.hadoop.yarn.event.AsyncDispatcher.dispatch(AsyncDispatcher.java:201)
>         at 
> org.apache.hadoop.yarn.event.AsyncDispatcher$1.run(AsyncDispatcher.java:127)
> {code}
> Below code already gets the RMApp instance and then send an event to RMApp to 
> update the collector address. Instead of updating via event, it could just 
> update via a method of RMApp. This also avoids state-machine changes.
> Also, is there any implications that COLLECTOR_UPDATE happened at KILLED 
> state ?
> {code}
>           } else {
>             String previousCollectorAddr = rmApp.getCollectorAddr();
>             if (previousCollectorAddr == null
>                 || !previousCollectorAddr.equals(collectorAddr)) {
>               // sending collector update event.
>               RMAppCollectorUpdateEvent event =
>                   new RMAppCollectorUpdateEvent(appId, collectorAddr);
>               rmContext.getDispatcher().getEventHandler().handle(event);
>             }
>           }
> {code}



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