[jira] [Created] (KAFKA-6388) Error while trying to roll a segment that already exists

["David Hay (JIRA)" <ji...@apache.org>]

David Hay created KAFKA-6388:
--------------------------------

             Summary: Error while trying to roll a segment that already exists
                 Key: KAFKA-6388
                 URL: https://issues.apache.org/jira/browse/KAFKA-6388
             Project: Kafka
          Issue Type: Bug
    Affects Versions: 0.8.0
            Reporter: David Hay
            Assignee: Neha Narkhede
            Priority: Blocker


I tried setting up a 5 broker 0.8 cluster and sending messages to 100s of topics on it. For a couple of topic partitions, the produce requests never succeed since they fail on the leader with the following error - 

[2012-12-05 22:54:05,711] WARN [Kafka Log on Broker 2], Newly rolled segment file 0000000000000000000
0.log already exists; deleting it first (kafka.log.Log)
[2012-12-05 22:54:05,711] WARN [Kafka Log on Broker 2], Newly rolled segment file 0000000000000000000
0.index already exists; deleting it first (kafka.log.Log)
[2012-12-05 22:54:05,715] ERROR [ReplicaFetcherThread-1-0-on-broker-2], Error due to  (kafka.server.R
eplicaFetcherThread)
kafka.common.KafkaException: Trying to roll a new log segment for topic partition NusWriteEvent-4 with start offset 0 while it already exsits
        at kafka.log.Log.rollToOffset(Log.scala:456)
        at kafka.log.Log.roll(Log.scala:434)
        at kafka.log.Log.maybeRoll(Log.scala:423)
        at kafka.log.Log.append(Log.scala:257)
        at kafka.server.ReplicaFetcherThread.processPartitionData(ReplicaFetcherThread.scala:51)
        at kafka.server.AbstractFetcherThread$$anonfun$doWork$5.apply(AbstractFetcherThread.scala:125)
        at kafka.server.AbstractFetcherThread$$anonfun$doWork$5.apply(AbstractFetcherThread.scala:108)
        at scala.collection.immutable.HashMap$HashMap1.foreach(HashMap.scala:125)
        at scala.collection.immutable.HashMap$HashTrieMap.foreach(HashMap.scala:344)
        at scala.collection.immutable.HashMap$HashTrieMap.foreach(HashMap.scala:344)
        at kafka.server.AbstractFetcherThread.doWork(AbstractFetcherThread.scala:108)
        at kafka.utils.ShutdownableThread.run(ShutdownableThread.scala:50)





--
This message was sent by Atlassian JIRA
(v6.4.14#64029)