[jira] [Updated] (KAFKA-2226) NullPointerException in TestPurgatoryPerformance

["Jun Rao (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/KAFKA-2226?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jun Rao updated KAFKA-2226:
---------------------------
       Resolution: Fixed
    Fix Version/s: 0.8.3
           Status: Resolved  (was: Patch Available)

Thanks for the latest patch. +1 and committed to trunk.

> NullPointerException in TestPurgatoryPerformance
> ------------------------------------------------
>
>                 Key: KAFKA-2226
>                 URL: https://issues.apache.org/jira/browse/KAFKA-2226
>             Project: Kafka
>          Issue Type: Bug
>            Reporter: Onur Karaman
>            Assignee: Yasuhiro Matsuda
>             Fix For: 0.8.3
>
>         Attachments: KAFKA-2226.patch, KAFKA-2226_2015-05-28_17:18:55.patch, KAFKA-2226_2015-05-29_10:49:34.patch, KAFKA-2226_2015-05-29_15:04:35.patch, KAFKA-2226_2015-05-29_15:10:24.patch
>
>
> A NullPointerException sometimes shows up in TimerTaskList.remove while running TestPurgatoryPerformance. I’m on the HEAD of trunk.
> {code}
> > ./bin/kafka-run-class.sh kafka.TestPurgatoryPerformance --key-space-size 100000 --keys 3 --num 100000 --pct50 50 --pct75 75 --rate 1000 --size 50 --timeout 20
> SLF4J: Class path contains multiple SLF4J bindings.
> SLF4J: Found binding in [jar:file:/Users/okaraman/code/kafka/core/build/dependant-libs-2.10.5/slf4j-log4j12-1.6.1.jar!/org/slf4j/impl/StaticLoggerBinder.class]
> SLF4J: Found binding in [jar:file:/Users/okaraman/code/kafka/core/build/dependant-libs-2.10.5/slf4j-log4j12-1.7.6.jar!/org/slf4j/impl/StaticLoggerBinder.class]
> SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation.
> SLF4J: Actual binding is of type [org.slf4j.impl.Log4jLoggerFactory]
> [2015-05-27 10:02:14,782] ERROR [completion thread], Error due to  (kafka.TestPurgatoryPerformance$CompletionQueue$$anon$1)
> java.lang.NullPointerException
>   at kafka.utils.timer.TimerTaskList.remove(TimerTaskList.scala:80)
>   at kafka.utils.timer.TimerTaskEntry.remove(TimerTaskList.scala:128)
>   at kafka.utils.timer.TimerTask$class.cancel(TimerTask.scala:27)
>   at kafka.server.DelayedOperation.cancel(DelayedOperation.scala:50)
>   at kafka.server.DelayedOperation.forceComplete(DelayedOperation.scala:71)
>   at kafka.TestPurgatoryPerformance$CompletionQueue$$anon$1.doWork(TestPurgatoryPerformance.scala:263)
>   at kafka.utils.ShutdownableThread.run(ShutdownableThread.scala:60)
> {code}



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