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https://issues.apache.org/jira/browse/KAFKA-10155?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17138834#comment-17138834
 ] 

Matthias J. Sax commented on KAFKA-10155:
-----------------------------------------

We still see test failures: 
[https://builds.apache.org/job/kafka-pr-jdk14-scala2.13/1172/testReport/kafka.admin/ReassignPartitionsUnitTest/testModifyBrokerThrottles/]

Are we sure it's fixed properly?

> Flaky Test ReassignPartitionsUnitTest.testModifyBrokerThrottles
> ---------------------------------------------------------------
>
>                 Key: KAFKA-10155
>                 URL: https://issues.apache.org/jira/browse/KAFKA-10155
>             Project: Kafka
>          Issue Type: Bug
>          Components: admin
>            Reporter: Sophie Blee-Goldman
>            Assignee: Chia-Ping Tsai
>            Priority: Major
>
> Seems to fail more often than not. I've seen this fail on almost every single 
> build of the latest PRs
>  
> h3. Stacktrace
> java.lang.NullPointerException at 
> kafka.admin.ReassignPartitionsUnitTest.verifyBrokerThrottleResults(ReassignPartitionsUnitTest.scala:577)
>  at 
> kafka.admin.ReassignPartitionsUnitTest.testModifyBrokerThrottles(ReassignPartitionsUnitTest.scala:540)
>  at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native 
> Method) at 
> java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>  at 
> java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>  at java.base/java.lang.reflect.Method.invoke(Method.java:564) at 
> org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:59)
>  at 
> org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
>  at 
> org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:56)
>  at 
> org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
>  at 
> org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26) 
> at 
> org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27) 
> at 
> org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:288)
>  at 
> org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:282)
>  at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264) at 
> java.base/java.lang.Thread.run(Thread.java:830)
> h3. Standard Output
> Current partition replica assignment 
> \{"version":1,"partitions":[{"topic":"bar","partition":0,"replicas":[2,3,0],"log_dirs":["any","any","any"]},\{"topic":"foo","partition":0,"replicas":[0,1,2],"log_dirs":["any","any","any"]},\{"topic":"foo","partition":1,"replicas":[1,2,3],"log_dirs":["any","any","any"]}]}
>  Proposed partition reassignment configuration 
> \{"version":1,"partitions":[{"topic":"bar","partition":0,"replicas":[0,3,1],"log_dirs":["any","any","any"]},\{"topic":"foo","partition":0,"replicas":[3,0,1],"log_dirs":["any","any","any"]},\{"topic":"foo","partition":1,"replicas":[0,1,3],"log_dirs":["any","any","any"]}]}
>  Current partition replica assignment 
> \{"version":1,"partitions":[{"topic":"foo","partition":0,"replicas":[0,1,2],"log_dirs":["any","any","any"]},\{"topic":"foo","partition":1,"replicas":[1,2,3],"log_dirs":["any","any","any"]}]}
>  Proposed partition reassignment configuration 
> \{"version":1,"partitions":[{"topic":"foo","partition":0,"replicas":[3,0,1],"log_dirs":["any","any","any"]},\{"topic":"foo","partition":1,"replicas":[0,1,2],"log_dirs":["any","any","any"]}]}



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