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  1. Kafka
  2. KAFKA-7361

Kafka wont reconnect after NoRouteToHostException

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Details

    • Bug
    • Status: Open
    • Major
    • Resolution: Unresolved
    • 1.1.0
    • None
    • zkclient
    • None
    • kubernetes cluster

    Description

      After Zookeeper died and came back up kafka could not reconnect to zookeeper.

      In this Setup zookeeper ist behind a dns and came up with a different ip.

       

      Here is the kafka log output:

       

      [2018-08-30 14:50:23,846] INFO Opening socket connection to server zookeeper-0.zookeeper./10.42.0.123:2181. Will not attempt to authenticate using SASL (unknown error) (org.apache.zookeeper.ClientCnxn)
      8/30/2018 4:50:26 PM [2018-08-30 14:50:26,916] WARN Session 0x1658b2f0f4e0002 for server null, unexpected error, closing socket connection and attempting reconnect (org.apache.zookeeper.ClientCnxn)
      8/30/2018 4:50:26 PM java.net.NoRouteToHostException: No route to host
      8/30/2018 4:50:26 PM at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
      8/30/2018 4:50:26 PM at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717)
      8/30/2018 4:50:26 PM at org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:361)
      8/30/2018 4:50:26 PM at org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1141)
      

       

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            Unassigned Unassigned
            kuro_obi C Schabert
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            Dates

              Created:
              Updated: