Steve Niemitz created KAFKA-4523: ------------------------------------ Summary: Controlled shutdown fails if consumer group restabilizes during shutdown Key: KAFKA-4523 URL: https://issues.apache.org/jira/browse/KAFKA-4523 Project: Kafka Issue Type: Bug Affects Versions: 0.10.1.0 Reporter: Steve Niemitz
If I begin a controlled shutdown of a broker that is a coordinator for a consumer group, often the shutdown will fail with the following error: {code} [2016-12-12 16:24:15,424] INFO [Replica Manager on Broker 10]: Shut down completely (kafka.server.ReplicaManager) [2016-12-12 16:24:15,424] INFO [ExpirationReaper-10], Shutting down (kafka.server.DelayedOperationPurgatory$ExpiredOperationReaper) [2016-12-12 16:24:15,450] INFO [ExpirationReaper-10], Stopped (kafka.server.DelayedOperationPurgatory$ExpiredOperationReaper) [2016-12-12 16:24:15,450] INFO [ExpirationReaper-10], Shutdown completed (kafka.server.DelayedOperationPurgatory$ExpiredOperationReaper) [2016-12-12 16:24:15,451] INFO Shutting down. (kafka.log.LogManager) [2016-12-12 16:24:31,241] INFO [GroupCoordinator 10]: Preparing to restabilize group my-consumer-group with old generation 2673 (kafka.coordinator.GroupCoordinator) [2016-12-12 16:24:32,499] INFO [GroupCoordinator 10]: Group my-consumer-group with generation 2674 is now empty (kafka.coordinator.GroupCoordinator) [2016-12-12 16:24:32,515] FATAL [Replica Manager on Broker 10]: Halting due to unrecoverable I/O error while handling produce request: (kafka.server.ReplicaManager) kafka.common.KafkaStorageException: I/O exception in append to log '__consumer_offsets-33' at kafka.log.Log.append(Log.scala:349) at kafka.cluster.Partition$$anonfun$10.apply(Partition.scala:443) at kafka.cluster.Partition$$anonfun$10.apply(Partition.scala:429) at kafka.utils.CoreUtils$.inLock(CoreUtils.scala:234) at kafka.utils.CoreUtils$.inReadLock(CoreUtils.scala:240) at kafka.cluster.Partition.appendMessagesToLeader(Partition.scala:429) at kafka.server.ReplicaManager$$anonfun$appendToLocalLog$2.apply(ReplicaManager.scala:407) at kafka.server.ReplicaManager$$anonfun$appendToLocalLog$2.apply(ReplicaManager.scala:393) at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244) at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244) at scala.collection.immutable.Map$Map1.foreach(Map.scala:109) at scala.collection.TraversableLike$class.map(TraversableLike.scala:244) at scala.collection.AbstractTraversable.map(Traversable.scala:105) at kafka.server.ReplicaManager.appendToLocalLog(ReplicaManager.scala:393) at kafka.server.ReplicaManager.appendMessages(ReplicaManager.scala:330) at kafka.coordinator.GroupMetadataManager.store(GroupMetadataManager.scala:251) at kafka.coordinator.GroupCoordinator$$anonfun$onCompleteJoin$6.apply(GroupCoordinator.scala:726) at kafka.coordinator.GroupCoordinator$$anonfun$onCompleteJoin$6.apply(GroupCoordinator.scala:726) at scala.Option.foreach(Option.scala:236) at kafka.coordinator.GroupCoordinator.onCompleteJoin(GroupCoordinator.scala:726) at kafka.coordinator.DelayedJoin.onComplete(DelayedJoin.scala:39) at kafka.server.DelayedOperation.forceComplete(DelayedOperation.scala:70) at kafka.coordinator.DelayedJoin$$anonfun$tryComplete$1.apply$mcZ$sp(DelayedJoin.scala:37) at kafka.coordinator.GroupCoordinator.tryCompleteJoin(GroupCoordinator.scala:672) at kafka.coordinator.DelayedJoin.tryComplete(DelayedJoin.scala:37) at kafka.server.DelayedOperationPurgatory$Watchers.tryCompleteWatched(DelayedOperation.scala:315) at kafka.server.DelayedOperationPurgatory.checkAndComplete(DelayedOperation.scala:234) at kafka.coordinator.GroupCoordinator.onMemberFailure(GroupCoordinator.scala:665) at kafka.coordinator.GroupCoordinator.onExpireHeartbeat(GroupCoordinator.scala:740) at kafka.coordinator.DelayedHeartbeat.onExpiration(DelayedHeartbeat.scala:33) at kafka.server.DelayedOperation.run(DelayedOperation.scala:107) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Caused by: java.nio.channels.ClosedChannelException at sun.nio.ch.FileChannelImpl.ensureOpen(FileChannelImpl.java:110) at sun.nio.ch.FileChannelImpl.size(FileChannelImpl.java:300) at kafka.log.FileMessageSet.truncateTo(FileMessageSet.scala:405) at kafka.log.FileMessageSet.trim(FileMessageSet.scala:378) at kafka.log.Log.roll(Log.scala:773) at kafka.log.Log.maybeRoll(Log.scala:742) at kafka.log.Log.append(Log.scala:405) ... 35 more {code} This then causes the broker to attempt to run recovery on all log segments on the next startup, which obviously is not ideal. -- This message was sent by Atlassian JIRA (v6.3.4#6332)