java.net.ConnectException: Connection refused

GitHub | bakabo | 8 months ago
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Root Cause Analysis

  1. java.net.ConnectException

    Connection refused

    at sun.nio.ch.SocketChannelImpl.checkConnect()
  2. Java RT
    SocketChannelImpl.finishConnect
    1. sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)[na:1.8.0_60]
    2. sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717)[na:1.8.0_60]
    2 frames
  3. Apache Kafka
    Sender.run
    1. org.apache.kafka.common.network.Selector.poll(Selector.java:238)[kafka-clients-0.8.2.2.jar!/:na]
    2. org.apache.kafka.clients.NetworkClient.poll(NetworkClient.java:192)[kafka-clients-0.8.2.2.jar!/:na]
    3. org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:191)[kafka-clients-0.8.2.2.jar!/:na]
    4. org.apache.kafka.clients.producer.internals.Sender.run(Sender.java:122)[kafka-clients-0.8.2.2.jar!/:na]
    4 frames
  4. Java RT
    Thread.run
    1. java.lang.Thread.run(Thread.java:745)[na:1.8.0_60]
    1 frame