java.net.NoRouteToHostException: No route to host

tecadmin.net | 1 month ago
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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:739)
    2 frames
  3. Hadoop
    NetUtils.connect
    1. org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:206)
    2. org.apache.hadoop.net.NetUtils.connect(NetUtils.java:531)
    2 frames
  4. Apache Hadoop HDFS
    DFSOutputStream$DataStreamer.run
    1. org.apache.hadoop.hdfs.DFSOutputStream.createSocketForPipeline(DFSOutputStream.java:1537)
    2. org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.createBlockOutputStream(DFSOutputStream.java:1313)
    3. org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.nextBlockOutputStream(DFSOutputStream.java:1266)
    4. org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputStream.java:449)
    4 frames