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https://issues.apache.org/jira/browse/MAPREDUCE-7137?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16609445#comment-16609445
 ] 

Hadoop QA commented on MAPREDUCE-7137:
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| (/) *{color:green}+1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue}  0m 
18s{color} | {color:blue} Docker mode activated. {color} |
|| || || || {color:brown} Prechecks {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:green}+1{color} | {color:green} test4tests {color} | {color:green}  0m 
 0s{color} | {color:green} The patch appears to include 1 new or modified test 
files. {color} |
|| || || || {color:brown} trunk Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 17m 
16s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  0m 
28s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
20s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  0m 
29s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} shadedclient {color} | {color:green} 
10m 34s{color} | {color:green} branch has no errors when building and testing 
our client artifacts. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  0m 
42s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
23s{color} | {color:green} trunk passed {color} |
|| || || || {color:brown} Patch Compile Tests {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 
25s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  0m 
25s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
16s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  0m 
30s{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} shadedclient {color} | {color:green} 
11m 20s{color} | {color:green} patch has no errors when building and testing 
our client artifacts. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  0m 
46s{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:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} unit {color} | {color:green}  9m 
32s{color} | {color:green} hadoop-mapreduce-client-app in the patch passed. 
{color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 
22s{color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 54m 43s{color} | 
{color:black} {color} |
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|| Subsystem || Report/Notes ||
| Docker | Client=17.05.0-ce Server=17.05.0-ce Image:yetus/hadoop:ba1ab08 |
| JIRA Issue | MAPREDUCE-7137 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12939102/MAPREDUCE-7137.001.patch
 |
| Optional Tests |  dupname  asflicense  compile  javac  javadoc  mvninstall  
mvnsite  unit  shadedclient  findbugs  checkstyle  |
| uname | Linux 37038e49326a 4.4.0-133-generic #159-Ubuntu SMP Fri Aug 10 
07:31:43 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /testptch/patchprocess/precommit/personality/provided.sh |
| git revision | trunk / 1eef0ac |
| maven | version: Apache Maven 3.3.9 |
| Default Java | 1.8.0_181 |
| findbugs | v3.1.0-RC1 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/7477/testReport/ |
| Max. process+thread count | 581 (vs. ulimit of 10000) |
| modules | C: 
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app U: 
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app |
| Console output | 
https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/7477/console |
| Powered by | Apache Yetus 0.8.0   http://yetus.apache.org |


This message was automatically generated.



> MRAppBenchmark.benchmark1() fails with NullPointerException
> -----------------------------------------------------------
>
>                 Key: MAPREDUCE-7137
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-7137
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: test
>            Reporter: Oleksandr Shevchenko
>            Assignee: Oleksandr Shevchenko
>            Priority: Minor
>         Attachments: MAPREDUCE-7137.001.patch
>
>
> MRAppBenchmark.benchmark1() fails with NullPointerException:
> 1. We do not set any queue for this test. As the result we got the following 
> exception:
> {noformat}
> 2018-09-10 17:04:23,486 ERROR [Thread-0] rm.RMCommunicator 
> (RMCommunicator.java:register(177)) - Exception while registering
> java.lang.NullPointerException
> at org.apache.avro.util.Utf8$2.toUtf8(Utf8.java:123)
> at org.apache.avro.util.Utf8.getBytesFor(Utf8.java:172)
> at org.apache.avro.util.Utf8.<init>(Utf8.java:39)
> at 
> org.apache.hadoop.mapreduce.jobhistory.JobQueueChangeEvent.<init>(JobQueueChangeEvent.java:35)
> at 
> org.apache.hadoop.mapreduce.v2.app.job.impl.JobImpl.setQueueName(JobImpl.java:1167)
> at 
> org.apache.hadoop.mapreduce.v2.app.rm.RMCommunicator.register(RMCommunicator.java:174)
> at 
> org.apache.hadoop.mapreduce.v2.app.rm.RMCommunicator.serviceStart(RMCommunicator.java:122)
> at 
> org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator.serviceStart(RMContainerAllocator.java:280)
> at org.apache.hadoop.service.AbstractService.start(AbstractService.java:194)
> at 
> org.apache.hadoop.service.CompositeService.serviceStart(CompositeService.java:121)
> at 
> org.apache.hadoop.mapreduce.v2.app.MRAppMaster.serviceStart(MRAppMaster.java:1293)
> at org.apache.hadoop.service.AbstractService.start(AbstractService.java:194)
> at org.apache.hadoop.mapreduce.v2.app.MRApp.submit(MRApp.java:301)
> at org.apache.hadoop.mapreduce.v2.app.MRApp.submit(MRApp.java:285)
> at 
> org.apache.hadoop.mapreduce.v2.app.MRAppBenchmark.run(MRAppBenchmark.java:72)
> at 
> org.apache.hadoop.mapreduce.v2.app.MRAppBenchmark.benchmark1(MRAppBenchmark.java:194)
> {noformat}
> 2. We override createSchedulerProxy method and do not set application 
> priority that was added later by MAPREDUCE-6515. We got the following error:
> {noformat}
> java.lang.NullPointerException
>  at 
> org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator.handleJobPriorityChange(RMContainerAllocator.java:1025)
>  at 
> org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator.getResources(RMContainerAllocator.java:880)
>  at 
> org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator.heartbeat(RMContainerAllocator.java:286)
>  at 
> org.apache.hadoop.mapreduce.v2.app.rm.RMCommunicator$AllocatorRunnable.run(RMCommunicator.java:280)
>  at java.lang.Thread.run(Thread.java:748)
> {noformat}
> In both cases, the job never will be run and the test stuck and will not be 
> finished.



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