java.net.ConnectException: Call From ubuntu/127.0.1.1 to localhost:9000 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused

Stack Overflow | Benson Chen | 10 months ago
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    Stack Overflow | 10 months ago | Benson Chen
    java.net.ConnectException: Call From ubuntu/127.0.1.1 to localhost:9000 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused
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    java.net.ConnectException: Call From bdiuser-Vostro-3800/127.0.1.1 to 192.168.1.19:8020 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused
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    Root Cause Analysis

    1. java.net.ConnectException

      Call From ubuntu/127.0.1.1 to localhost:9000 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused

      at sun.reflect.NativeConstructorAccessorImpl.newInstance0()
    2. Java RT
      Constructor.newInstance
      1. sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
      2. sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
      3. sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
      4. java.lang.reflect.Constructor.newInstance(Constructor.java:526)
      4 frames
    3. Hadoop
      ProtobufRpcEngine$Invoker.invoke
      1. org.apache.hadoop.net.NetUtils.wrapWithMessage(NetUtils.java:791)
      2. org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:731)
      3. org.apache.hadoop.ipc.Client.call(Client.java:1473)
      4. org.apache.hadoop.ipc.Client.call(Client.java:1400)
      5. org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:232)
      5 frames
    4. com.sun.proxy
      $Proxy22.getFileInfo
      1. com.sun.proxy.$Proxy22.getFileInfo(Unknown Source)
      1 frame