java.net.ConnectException: Connection refused

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    java.net.ConnectException: Connection refused
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    java.net.ConnectException: Connection refused
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    java.net.ConnectException: Connection refused

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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:1.7.0_79]
    2. sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:739)[na:1.7.0_79]
    2 frames
  3. Netty
    NioClientSocketPipelineSink$Boss.run
    1. org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.connect(NioClientSocketPipelineSink.java:384)[netty-3.2.5.Final.jar:na]
    2. org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.processSelectedKeys(NioClientSocketPipelineSink.java:354)[netty-3.2.5.Final.jar:na]
    3. org.jboss.netty.channel.socket.nio.NioClientSocketPipelineSink$Boss.run(NioClientSocketPipelineSink.java:276)[netty-3.2.5.Final.jar:na]
    3 frames
  4. Java RT
    Thread.run
    1. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)[na:1.7.0_79]
    2. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)[na:1.7.0_79]
    3. java.lang.Thread.run(Thread.java:745)[na:1.7.0_79]
    3 frames