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Root Cause Analysis

  1. java.net.ConnectException

    Connection refused

    at java.net.PlainSocketImpl.socketConnect()
  2. Java RT
    Socket.connect
    1. java.net.PlainSocketImpl.socketConnect(Native Method)
    2. java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:339)
    3. java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:200)
    4. java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:182)
    5. java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
    6. java.net.Socket.connect(Socket.java:579)
    6 frames
  3. Zookeeper
    QuorumPeer.run
    1. org.apache.zookeeper.server.quorum.QuorumCnxManager.connectOne(QuorumCnxManager.java:368)
    2. org.apache.zookeeper.server.quorum.QuorumCnxManager.connectAll(QuorumCnxManager.java:402)
    3. org.apache.zookeeper.server.quorum.FastLeaderElection.lookForLeader(FastLeaderElection.java:840)
    4. org.apache.zookeeper.server.quorum.QuorumPeer.run(QuorumPeer.java:762)
    4 frames