java.net.NoRouteToHostException: No Route to Host from nn1.example.org/172.16.1.187 to nn2.example.org:8040 failed on socket timeout exception: java.net.NoRouteToHostException: No route to host; For more details see: http://wiki.apache.org/hadoop/NoRouteToHost

Stack Overflow | user2660558 | 8 months ago
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    Stack Overflow | 8 months ago | user2660558
    java.net.NoRouteToHostException: No Route to Host from nn1.example.org/172.16.1.187 to nn2.example.org:8040 failed on socket timeout exception: java.net.NoRouteToHostException: No route to host; For more details see: http://wiki.apache.org/hadoop/NoRouteToHost
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    java.net.NoRouteToHostException: No Route to Host from dmpm2.you.com/192.168.10.31 to master1:9000 failed on socket timeout exception: java.net.NoRouteToHostException: No route to host; For more details see: http://wiki.apache.or g/hadoop/NoRouteToHost
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    java.net.NoRouteToHostException: No Route to Host from dmpm2.you.com/192.168.10.31 to master1:9000 failed on socket timeout exception: java.net.NoRouteToHostException: No route to host; For more details see: http://wiki.apache.or g/hadoop/NoRouteToHost
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    hadoop-mapreduce-user | 3 months ago | lk_hadoop
    java.net.NoRouteToHostException: No Route to Host from dmpm2.you.com/192.168.10.31 to master1:9000 failed on socket timeout exception: java.net.NoRouteToHostException: No route to host; For more details see: http://wiki.apache.or g/hadoop/NoRouteToHost

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Root Cause Analysis

  1. java.net.NoRouteToHostException

    No route to host

    at sun.nio.ch.SocketChannelImpl.checkConnect()
  2. Java RT
    SocketChannelImpl.finishConnect
    1. sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
    2. sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717)
    2 frames
  3. Hadoop
    ProtobufRpcEngine$Invoker.invoke
    1. org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:206)
    2. org.apache.hadoop.net.NetUtils.connect(NetUtils.java:531)
    3. org.apache.hadoop.net.NetUtils.connect(NetUtils.java:495)
    4. org.apache.hadoop.ipc.Client$Connection.setupConnection(Client.java:614)
    5. org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:712)
    6. org.apache.hadoop.ipc.Client$Connection.access$2900(Client.java:375)
    7. org.apache.hadoop.ipc.Client.getConnection(Client.java:1528)
    8. org.apache.hadoop.ipc.Client.call(Client.java:1451)
    9. org.apache.hadoop.ipc.Client.call(Client.java:1412)
    10. org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:229)
    10 frames
  4. com.sun.proxy
    $Proxy9.transitionToStandby
    1. com.sun.proxy.$Proxy9.transitionToStandby(Unknown Source)
    1 frame
  5. Hadoop
    ActiveStandbyElector.processResult
    1. org.apache.hadoop.ha.protocolPB.HAServiceProtocolClientSideTranslatorPB.transitionToStandby(HAServiceProtocolClientSideTranslatorPB.java:112)
    2. org.apache.hadoop.ha.FailoverController.tryGracefulFence(FailoverController.java:172)
    3. org.apache.hadoop.ha.ZKFailoverController.doFence(ZKFailoverController.java:514)
    4. org.apache.hadoop.ha.ZKFailoverController.fenceOldActive(ZKFailoverController.java:505)
    5. org.apache.hadoop.ha.ZKFailoverController.access$1100(ZKFailoverController.java:61)
    6. org.apache.hadoop.ha.ZKFailoverController$ElectorCallbacks.fenceOldActive(ZKFailoverController.java:892)
    7. org.apache.hadoop.ha.ActiveStandbyElector.fenceOldActive(ActiveStandbyElector.java:910)
    8. org.apache.hadoop.ha.ActiveStandbyElector.becomeActive(ActiveStandbyElector.java:809)
    9. org.apache.hadoop.ha.ActiveStandbyElector.processResult(ActiveStandbyElector.java:418)
    9 frames
  6. Zookeeper
    ClientCnxn$EventThread.run
    1. org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:599)
    2. org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:498)
    2 frames