org.apache.hadoop.net.ConnectTimeoutException: Call From sclab103/104.239.213.7 to 104.239.213.7:60640 failed on socket timeout exception: org.apache.hadoop.net.ConnectTimeoutException: 20000 millis timeout while waiting for channel to be ready for connect. ch : java.nio.channels.SocketChannel[connection-pending remote=104.239.213.7/104.239.213.7:60640]; For more details see: http://wiki.apache.org/hadoop/SocketTimeout

Stack Overflow | npaluskar | 8 months ago
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    org.apache.hadoop.net.ConnectTimeoutException: Call From sclab103/104.239.213.7 to 104.239.213.7:60640 failed on socket timeout exception: org.apache.hadoop.net.ConnectTimeoutException: 20000 millis timeout while waiting for channel to be ready for connect. ch : java.nio.channels.SocketChannel[connection-pending remote=104.239.213.7/104.239.213.7:60640]; For more details see: http://wiki.apache.org/hadoop/SocketTimeout
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    Root Cause Analysis

    1. org.apache.hadoop.net.ConnectTimeoutException

      20000 millis timeout while waiting for channel to be ready for connect. ch : java.nio.channels.SocketChannel[connection-pending remote=104.239.213.7/104.239.213.7:60640]

      at org.apache.hadoop.net.NetUtils.connect()
    2. Hadoop
      ProtobufRpcEngine$Invoker.invoke
      1. org.apache.hadoop.net.NetUtils.connect(NetUtils.java:534)
      2. org.apache.hadoop.net.NetUtils.connect(NetUtils.java:495)
      3. org.apache.hadoop.ipc.Client$Connection.setupConnection(Client.java:614)
      4. org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:712)
      5. org.apache.hadoop.ipc.Client$Connection.access$2900(Client.java:375)
      6. org.apache.hadoop.ipc.Client.getConnection(Client.java:1528)
      7. org.apache.hadoop.ipc.Client.call(Client.java:1451)
      8. org.apache.hadoop.ipc.Client.call(Client.java:1412)
      9. org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:229)
      9 frames
    3. com.sun.proxy
      $Proxy82.startContainers
      1. com.sun.proxy.$Proxy82.startContainers(Unknown Source)
      1 frame
    4. hadoop-yarn-common
      ContainerManagementProtocolPBClientImpl.startContainers
      1. org.apache.hadoop.yarn.api.impl.pb.client.ContainerManagementProtocolPBClientImpl.startContainers(ContainerManagementProtocolPBClientImpl.java:96)
      1 frame
    5. Java RT
      Method.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      4. java.lang.reflect.Method.invoke(Method.java:606)
      4 frames
    6. Hadoop
      RetryInvocationHandler.invoke
      1. org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:191)
      2. org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:102)
      2 frames
    7. com.sun.proxy
      $Proxy83.startContainers
      1. com.sun.proxy.$Proxy83.startContainers(Unknown Source)
      1 frame
    8. hadoop-yarn-server-resourcemanager
      AMLauncher.run
      1. org.apache.hadoop.yarn.server.resourcemanager.amlauncher.AMLauncher.launch(AMLauncher.java:118)
      2. org.apache.hadoop.yarn.server.resourcemanager.amlauncher.AMLauncher.run(AMLauncher.java:250)
      2 frames
    9. Java RT
      Thread.run
      1. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
      2. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      3. java.lang.Thread.run(Thread.java:745)
      3 frames