[ 
https://issues.apache.org/jira/browse/KAFKA-2078?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14588195#comment-14588195
 ] 

Sayat Satybaldiyev commented on KAFKA-2078:
-------------------------------------------

I made a bench one more time and error repeted. I tailed kafka logs and found 
these errors ~10min before EOFException in state-change.log

[2015-06-16 14:49:20,937] ERROR Controller 0 epoch 3 initiated state change for 
partition [report_test,0] from OfflinePartition to OnlinePartition failed 
(state.change.logger)
kafka.common.NoReplicaOnlineException: No replica for partition [report_test,0] 
is alive. Live brokers are: [Set()], Assigned replicas are: [List(0)]
        at 
kafka.controller.OfflinePartitionLeaderSelector.selectLeader(PartitionLeaderSelector.scala:75)
        at 
kafka.controller.PartitionStateMachine.electLeaderForPartition(PartitionStateMachine.scala:357)
        at 
kafka.controller.PartitionStateMachine.kafka$controller$PartitionStateMachine$$handleStateChange(PartitionStateMachine.scala:206)
        at 
kafka.controller.PartitionStateMachine$$anonfun$triggerOnlinePartitionStateChange$3.apply(PartitionStateMachine.scala:120)
        at 
kafka.controller.PartitionStateMachine$$anonfun$triggerOnlinePartitionStateChange$3.apply(PartitionStateMachine.scala:117)
        at 
scala.collection.TraversableLike$WithFilter$$anonfun$foreach$1.apply(TraversableLike.scala:772)
        at 
scala.collection.mutable.HashMap$$anonfun$foreach$1.apply(HashMap.scala:98)
        at 
scala.collection.mutable.HashMap$$anonfun$foreach$1.apply(HashMap.scala:98)
        at 
scala.collection.mutable.HashTable$class.foreachEntry(HashTable.scala:226)
        at scala.collection.mutable.HashMap.foreachEntry(HashMap.scala:39)
        at scala.collection.mutable.HashMap.foreach(HashMap.scala:98)
        at 
scala.collection.TraversableLike$WithFilter.foreach(TraversableLike.scala:771)
        at 
kafka.controller.PartitionStateMachine.triggerOnlinePartitionStateChange(PartitionStateMachine.scala:117)
        at 
kafka.controller.KafkaController.onBrokerFailure(KafkaController.scala:446)
        at 
kafka.controller.ReplicaStateMachine$BrokerChangeListener$$anonfun$handleChildChange$1$$anonfun$apply$mcV$sp$1.apply$mcV$sp(ReplicaStateMachine.scala:373)
        at 
kafka.controller.ReplicaStateMachine$BrokerChangeListener$$anonfun$handleChildChange$1$$anonfun$apply$mcV$sp$1.apply(ReplicaStateMachine.scala:359)
        at 
kafka.controller.ReplicaStateMachine$BrokerChangeListener$$anonfun$handleChildChange$1$$anonfun$apply$mcV$sp$1.apply(ReplicaStateMachine.scala:359)
        at kafka.metrics.KafkaTimer.time(KafkaTimer.scala:33)
        at 
kafka.controller.ReplicaStateMachine$BrokerChangeListener$$anonfun$handleChildChange$1.apply$mcV$sp(ReplicaStateMachine.scala:358)
        at 
kafka.controller.ReplicaStateMachine$BrokerChangeListener$$anonfun$handleChildChange$1.apply(ReplicaStateMachine.scala:357)
        at 
kafka.controller.ReplicaStateMachine$BrokerChangeListener$$anonfun$handleChildChange$1.apply(ReplicaStateMachine.scala:357)
        at kafka.utils.Utils$.inLock(Utils.scala:535)
        at 
kafka.controller.ReplicaStateMachine$BrokerChangeListener.handleChildChange(ReplicaStateMachine.scala:356)
        at org.I0Itec.zkclient.ZkClient$7.run(ZkClient.java:568)
        at org.I0Itec.zkclient.ZkEventThread.run(ZkEventThread.java:71)
[2015-06-16 14:49:20,952] TRACE Controller 0 epoch 3 changed state of replica 0 
for partition [report_test,0] from OnlineReplica to OfflineReplica 
(state.change.logger)
[2015-06-16 14:49:35,050] TRACE Controller 0 epoch 4 started leader election 
for partition [report_test,0] (state.change.logger)
[2015-06-16 14:49:35,080] ERROR Controller 0 epoch 4 initiated state change for 
partition [report_test,0] from OfflinePartition to OnlinePartition failed 
(state.change.logger)
kafka.common.NoReplicaOnlineException: No replica for partition [report_test,0] 
is alive. Live brokers are: [Set()], Assigned replicas are: [List(0)]
at 
kafka.controller.OfflinePartitionLeaderSelector.selectLeader(PartitionLeaderSelector.scala:75)
at 
kafka.controller.PartitionStateMachine.electLeaderForPartition(PartitionStateMachine.scala:357)
at 
kafka.controller.PartitionStateMachine.kafka$controller$PartitionStateMachine$$handleStateChange(PartitionStateMachine.scala:206)
at 
kafka.controller.PartitionStateMachine$$anonfun$triggerOnlinePartitionStateChange$3.apply(PartitionStateMachine.scala:120)
        at 
kafka.controller.PartitionStateMachine$$anonfun$triggerOnlinePartitionStateChange$3.apply(PartitionStateMachine.scala:117)
        at 
scala.collection.TraversableLike$WithFilter$$anonfun$foreach$1.apply(TraversableLike.scala:772)
        at 
scala.collection.mutable.HashMap$$anonfun$foreach$1.apply(HashMap.scala:98)
        at 
scala.collection.mutable.HashMap$$anonfun$foreach$1.apply(HashMap.scala:98)
        at 
scala.collection.mutable.HashTable$class.foreachEntry(HashTable.scala:226)
        at scala.collection.mutable.HashMap.foreachEntry(HashMap.scala:39)
        at scala.collection.mutable.HashMap.foreach(HashMap.scala:98)
        at 
scala.collection.TraversableLike$WithFilter.foreach(TraversableLike.scala:771)
        at 
kafka.controller.PartitionStateMachine.triggerOnlinePartitionStateChange(PartitionStateMachine.scala:117)
        at 
kafka.controller.PartitionStateMachine.startup(PartitionStateMachine.scala:70)
        at 
kafka.controller.KafkaController.onControllerFailover(KafkaController.scala:314)
        at 
kafka.controller.KafkaController$$anonfun$1.apply$mcV$sp(KafkaController.scala:161)
        at 
kafka.server.ZookeeperLeaderElector.elect(ZookeeperLeaderElector.scala:81)
        at 
kafka.server.ZookeeperLeaderElector$$anonfun$startup$1.apply$mcZ$sp(ZookeeperLeaderElector.scala:49)
        at 
kafka.server.ZookeeperLeaderElector$$anonfun$startup$1.apply(ZookeeperLeaderElector.scala:47)
        at 
kafka.server.ZookeeperLeaderElector$$anonfun$startup$1.apply(ZookeeperLeaderElector.scala:47)
        at kafka.utils.Utils$.inLock(Utils.scala:535)
        at 
kafka.server.ZookeeperLeaderElector.startup(ZookeeperLeaderElector.scala:47)
        at 
kafka.controller.KafkaController$$anonfun$startup$1.apply$mcV$sp(KafkaController.scala:650)
        at 
kafka.controller.KafkaController$$anonfun$startup$1.apply(KafkaController.scala:646)
        at 
kafka.controller.KafkaController$$anonfun$startup$1.apply(KafkaController.scala:646)
        at kafka.utils.Utils$.inLock(Utils.scala:535)
        at kafka.controller.KafkaController.startup(KafkaController.scala:646)
        at kafka.server.KafkaServer.startup(KafkaServer.scala:117)
        at 
kafka.server.KafkaServerStartable.startup(KafkaServerStartable.scala:29)
        at kafka.Kafka$.main(Kafka.scala:46)
        at kafka.Kafka.main(Kafka.scala)

> Getting Selector [WARN] Error in I/O with host java.io.EOFException
> -------------------------------------------------------------------
>
>                 Key: KAFKA-2078
>                 URL: https://issues.apache.org/jira/browse/KAFKA-2078
>             Project: Kafka
>          Issue Type: Bug
>          Components: producer 
>    Affects Versions: 0.8.2.0
>         Environment: OS Version: 2.6.39-400.209.1.el5uek and Hardware: 8 x 
> Intel(R) Xeon(R) CPU X5660  @ 2.80GHz/44GB
>            Reporter: Aravind
>            Assignee: Jun Rao
>
> When trying to Produce 1000 (10 MB) messages, getting this below error some 
> where between 997 to 1000th message. There is no pattern but able to 
> reproduce.
> [PDT] 2015-03-31 13:53:50 Selector [WARN] Error in I/O with "our host" 
> java.io.EOFException at 
> org.apache.kafka.common.network.NetworkReceive.readFrom(NetworkReceive.java:62)
>  at org.apache.kafka.common.network.Selector.poll(Selector.java:248) at 
> org.apache.kafka.clients.NetworkClient.poll(NetworkClient.java:192) at 
> org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:191) at 
> org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:122) at 
> java.lang.Thread.run(Thread.java:724)
> This error I am getting some times @ 997th message or 999th message. There is 
> no pattern but able to reproduce.



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