Sahitya Agrawal created KAFKA-3798:
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             Summary: Kafka Consumer 0.10.0.0 killed after rebalancing exception
                 Key: KAFKA-3798
                 URL: https://issues.apache.org/jira/browse/KAFKA-3798
             Project: Kafka
          Issue Type: Bug
          Components: clients, consumer
    Affects Versions: 0.10.0.0
         Environment: Production
            Reporter: Sahitya Agrawal
            Assignee: Neha Narkhede


Hi , 

I have a topic with 100 partitions and 25 consumers. Consumers were working 
fine up to some time. 
After some time I see kafka rebalancing exception in the logs. CPU usage is 
also 100 % at that time. Consumer process got killed after that. 
Kafka version : 0.10.0.0

Some Error print from the logs are following:

kafka.common.ConsumerRebalanceFailedException: prod_ip-**** can't rebalance 
after 10 retries
        at 
kafka.consumer.ZookeeperConsumerConnector$ZKRebalancerListener.syncedRebalance(ZookeeperConsumerConnector.scala:670)
        at 
kafka.consumer.ZookeeperConsumerConnector$ZKRebalancerListener$$anon$2.run(ZookeeperConsumerConnector.scala:589)

exception during rebalance
org.I0Itec.zkclient.exception.ZkNoNodeException: 
org.apache.zookeeper.KeeperException$NoNodeException: KeeperErrorCode = NoNode 
for /consumers/prod/ids/prod_ip-*******
        at org.I0Itec.zkclient.exception.ZkException.create(ZkException.java:47)
        at org.I0Itec.zkclient.ZkClient.retryUntilConnected(ZkClient.java:1000)
        at org.I0Itec.zkclient.ZkClient.readData(ZkClient.java:1099)
        at org.I0Itec.zkclient.ZkClient.readData(ZkClient.java:1094)
        at kafka.utils.ZkUtils.readData(ZkUtils.scala:542)
        at kafka.consumer.TopicCount$.constructTopicCount(TopicCount.scala:61)
        at 
kafka.consumer.ZookeeperConsumerConnector$ZKRebalancerListener.kafka$consumer$ZookeeperConsumerConnector$ZKRebalancerListener$$rebalance(ZookeeperConsumerConnector.scala:674)
        at 
kafka.consumer.ZookeeperConsumerConnector$ZKRebalancerListener$$anonfun$syncedRebalance$1$$anonfun$apply$mcV$sp$1.apply$mcVI$sp(ZookeeperConsumerConnector.scala:646)
        at scala.collection.immutable.Range.foreach$mVc$sp(Range.scala:141)
        at 
kafka.consumer.ZookeeperConsumerConnector$ZKRebalancerListener$$anonfun$syncedRebalance$1.apply$mcV$sp(ZookeeperConsumerConnector.scala:637)
        at 
kafka.consumer.ZookeeperConsumerConnector$ZKRebalancerListener$$anonfun$syncedRebalance$1.apply(ZookeeperConsumerConnector.scala:637)
        at 
kafka.consumer.ZookeeperConsumerConnector$ZKRebalancerListener$$anonfun$syncedRebalance$1.apply(ZookeeperConsumerConnector.scala:637)
        at kafka.metrics.KafkaTimer.time(KafkaTimer.scala:33)
        at 
kafka.consumer.ZookeeperConsumerConnector$ZKRebalancerListener.syncedRebalance(ZookeeperConsumerConnector.scala:636)
        at 
kafka.consumer.ZookeeperConsumerConnector$ZKSessionExpireListener.handleNewSession(ZookeeperConsumerConnector.scala:522)
        at org.I0Itec.zkclient.ZkClient$6.run(ZkClient.java:735)
        at org.I0Itec.zkclient.ZkEventThread.run(ZkEventThread.java:71)
Caused by: org.apache.zookeeper.KeeperException$NoNodeException: 
KeeperErrorCode = NoNode for /consumers/prod/ids/prod_ip-******
        at org.apache.zookeeper.KeeperException.create(KeeperException.java:111)
        at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
        at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1155)
        at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1184)
        at org.I0Itec.zkclient.ZkConnection.readData(ZkConnection.java:124)
        at org.I0Itec.zkclient.ZkClient$12.call(ZkClient.java:1103)
        at org.I0Itec.zkclient.ZkClient$12.call(ZkClient.java:1099)
        at org.I0Itec.zkclient.ZkClient.retryUntilConnected(ZkClient.java:990)




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