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https://issues.apache.org/jira/browse/KAFKA-4523?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ismael Juma updated KAFKA-4523:
-------------------------------
    Fix Version/s: 0.10.2.0

> 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
>             Fix For: 0.10.2.0
>
>
> 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.  It looks like the group 
> coodinator is shutdown after the log manager [1], should the order be 
> reversed?
> [1] 
> https://github.com/apache/kafka/blob/trunk/core/src/main/scala/kafka/server/KafkaServer.scala#L588



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