[jira] [Created] (KAFKA-7692) updateFirstUnstableOffset NPE due to sequenceId overflow in ProducerStateManager.append

["Ming Liu (JIRA)" <ji...@apache.org>]

Ming Liu created KAFKA-7692:
-------------------------------

             Summary: updateFirstUnstableOffset NPE due to sequenceId overflow in ProducerStateManager.append
                 Key: KAFKA-7692
                 URL: https://issues.apache.org/jira/browse/KAFKA-7692
             Project: Kafka
          Issue Type: Bug
          Components: core
    Affects Versions: 2.0.0
            Reporter: Ming Liu
             Fix For: 2.2.0


When operating Kafka, we frequently saw this exception on Kafka server log, 

Exception: 

[2018-06-04 20:44:53,789] ERROR [KafkaServer id=19] Fatal error during KafkaServer startup. Prepare to shutdown (kafka.server.KafkaServer)
java.lang.NullPointerException
    at kafka.log.Log.kafka$log$Log$$updateFirstUnstableOffset(Log.scala:792)
    at kafka.log.Log.kafka$log$Log$$loadProducerState(Log.scala:518)
    at kafka.log.Log.<init>(Log.scala:228)
    at kafka.log.Log$.apply(Log.scala:1747)
    at kafka.log.LogManager.kafka$log$LogManager$$loadLog(LogManager.scala:255)
    at kafka.log.LogManager$$anonfun$loadLogs$2$$anonfun$11$$anonfun$apply$15$$anonfun$apply$2.apply$mcV$sp(LogManager.scala:335)
    at kafka.utils.CoreUtils$$anon$1.run(CoreUtils.scala:62)
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    at java.lang.Thread.run(Thread.java:748)

 

 



--
This message was sent by Atlassian JIRA
(v7.6.3#76005)