Anatoly Fayngelerin created KAFKA-1815: ------------------------------------------
Summary: 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 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. -- This message was sent by Atlassian JIRA (v6.3.4#6332)