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  1. Kafka
  2. KAFKA-6893

Processors created after acceptor started which can cause in a brief refusal to accept connections

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    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Minor
    • Resolution: Fixed
    • Affects Version/s: 1.1.0
    • Fix Version/s: 1.1.1
    • Component/s: None
    • Labels:
      None

      Description

      The acceptor starts before the the processor threads are actually created which creates a very small window in which connections to the broker will fail. When the acceptor takes on a new connection an illegal arithmetic exception is thrown as shown below. 

       

      Exception: / by zero
      at kafka.network.Acceptor.run(SocketServer.scala:391)
      at java.lang.Thread.run(Thread.java:748)
      [2018-05-09 15:34:05,153] ERROR Error while accepting connection (kafka.network.Acceptor)
      java.lang.ArithmeticException: / by zero
      at kafka.network.Acceptor.run(SocketServer.scala:391)
      at java.lang.Thread.run(Thread.java:748)
      [2018-05-09 15:34:05,153] ERROR Error while accepting connection (kafka.network.Acceptor)
      java.lang.ArithmeticException: / by zero
      at kafka.network.Acceptor.run(SocketServer.scala:391)
      at java.lang.Thread.run(Thread.java:748)
      [2018-05-09 15:34:05,153] INFO Awaiting socket connections on lontkfk02.mwam.local:9093. (kafka.network.Acceptor)
      [2018-05-09 15:34:05,268] INFO [SocketServer brokerId=2] Started 2 acceptor threads (kafka.network.SocketServer)

       

       

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            • Assignee:
              rsivaram Rajini Sivaram
              Reporter:
              Ryan P Ryan P

              Dates

              • Created:
                Updated:
                Resolved:

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