[jira] [Comment Edited] (KAFKA-1815) ServerShutdownTest fails in trunk.

["Chris Cope (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/KAFKA-1815?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14244393#comment-14244393 ] 

Chris Cope edited comment on KAFKA-1815 at 12/12/14 4:20 PM:
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I spoke too soon. I'm now getting different test results after running this a bunch of times on our test farm. Sometimes the 3 tests on this ticket fail. Sometimes testMetricsLeak fails. Sometimes all 4 fail together.


was (Author: copester):
I spoke too soon. I'm not getting different test results after running this a bunch of times on our test farm. Sometimes the 3 tests on this ticket fail. Sometimes testMetricsLeak fails. Sometimes all 4 fail together.

> ServerShutdownTest fails in trunk.
> ----------------------------------
>
>                 Key: KAFKA-1815
>                 URL: https://issues.apache.org/jira/browse/KAFKA-1815
>             Project: Kafka
>          Issue Type: Bug
>            Reporter: Anatoly Fayngelerin
>            Priority: Minor
>             Fix For: 0.8.3
>
>         Attachments: shutdown_test_fix.patch
>
>
> I ran into these failures consistently when trying to build Kafka locally:
> kafka.server.ServerShutdownTest > testCleanShutdown FAILED
>     java.lang.NullPointerException
>         at kafka.server.ServerShutdownTest$$anonfun$verifyNonDaemonThreadsStatus$2.apply(ServerShutdownTest.scala:147)
>         at kafka.server.ServerShutdownTest$$anonfun$verifyNonDaemonThreadsStatus$2.apply(ServerShutdownTest.scala:147)
>         at scala.collection.TraversableOnce$$anonfun$count$1.apply(TraversableOnce.scala:114)
>         at scala.collection.TraversableOnce$$anonfun$count$1.apply(TraversableOnce.scala:113)
>         at scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33)
>         at scala.collection.mutable.ArrayOps$ofRef.foreach(ArrayOps.scala:105)
>         at scala.collection.TraversableOnce$class.count(TraversableOnce.scala:113)
>         at scala.collection.mutable.ArrayOps$ofRef.count(ArrayOps.scala:105)
>         at kafka.server.ServerShutdownTest.verifyNonDaemonThreadsStatus(ServerShutdownTest.scala:147)
>         at kafka.server.ServerShutdownTest.testCleanShutdown(ServerShutdownTest.scala:101)
> kafka.server.ServerShutdownTest > testCleanShutdownWithDeleteTopicEnabled FAILED
>     java.lang.NullPointerException
>         at kafka.server.ServerShutdownTest$$anonfun$verifyNonDaemonThreadsStatus$2.apply(ServerShutdownTest.scala:147)
>         at kafka.server.ServerShutdownTest$$anonfun$verifyNonDaemonThreadsStatus$2.apply(ServerShutdownTest.scala:147)
>         at scala.collection.TraversableOnce$$anonfun$count$1.apply(TraversableOnce.scala:114)
>         at scala.collection.TraversableOnce$$anonfun$count$1.apply(TraversableOnce.scala:113)
>         at scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33)
>         at scala.collection.mutable.ArrayOps$ofRef.foreach(ArrayOps.scala:105)
>         at scala.collection.TraversableOnce$class.count(TraversableOnce.scala:113)
>         at scala.collection.mutable.ArrayOps$ofRef.count(ArrayOps.scala:105)
>         at kafka.server.ServerShutdownTest.verifyNonDaemonThreadsStatus(ServerShutdownTest.scala:147)
>         at kafka.server.ServerShutdownTest.testCleanShutdownWithDeleteTopicEnabled(ServerShutdownTest.scala:114)
> kafka.server.ServerShutdownTest > testCleanShutdownAfterFailedStartup FAILED
>     java.lang.NullPointerException
>         at kafka.server.ServerShutdownTest$$anonfun$verifyNonDaemonThreadsStatus$2.apply(ServerShutdownTest.scala:147)
>         at kafka.server.ServerShutdownTest$$anonfun$verifyNonDaemonThreadsStatus$2.apply(ServerShutdownTest.scala:147)
>         at scala.collection.TraversableOnce$$anonfun$count$1.apply(TraversableOnce.scala:114)
>         at scala.collection.TraversableOnce$$anonfun$count$1.apply(TraversableOnce.scala:113)
>         at scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33)
>         at scala.collection.mutable.ArrayOps$ofRef.foreach(ArrayOps.scala:105)
>         at scala.collection.TraversableOnce$class.count(TraversableOnce.scala:113)
>         at scala.collection.mutable.ArrayOps$ofRef.count(ArrayOps.scala:105)
>         at kafka.server.ServerShutdownTest.verifyNonDaemonThreadsStatus(ServerShutdownTest.scala:147)
>         at kafka.server.ServerShutdownTest.testCleanShutdownAfterFailedStartup(ServerShutdownTest.scala:141)
> It looks like Jenkins also had issues with these tests:
> https://builds.apache.org/job/Kafka-trunk/351/console
> I would like to provide a patch that fixes this.



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