org.apache.hadoop.mapred.Task:  Using ResourceCalculatorProcessTree : [ ] 2015-10-13 12:33:26,976 FATAL [main] org.apache.hadoop.mapred.YarnChild: Error running child : java.lang.NoClassDefFoundError: org/apache/kylin/common/mr/KylinMapper

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    org.apache.hadoop.mapred.Task:  Using ResourceCalculatorProcessTree : [ ] 2015-10-13 12:33:26,976 FATAL [main] org.apache.hadoop.mapred.YarnChild: Error running child : java.lang.NoClassDefFoundError: org/apache/kylin/common/mr/KylinMapper
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    org.apache.hadoop.mapred.Task:  Using > >ResourceCalculatorProcessTree : [ ] > >2015-10-13 12:33:26,976 FATAL [main] org.apache.hadoop.mapred.YarnChild: > >Error running child : java.lang.NoClassDefFoundError: > >org/apache/kylin/common/mr/KylinMapper
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    org.apache.hadoop.mapred.Task: Communication exception: java.io.IOException: Failed on local exception: java.nio.channels.ClosedByInterruptException; Host Details : local host is: hostname.com/$ip_addr "; destination host is: " "hostname.com" :12345;

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    Root Cause Analysis

    1. org.apache.hadoop.mapred.Task

       Using ResourceCalculatorProcessTree : [ ] 2015-10-13 12:33:26,976 FATAL [main] org.apache.hadoop.mapred.YarnChild: Error running child : java.lang.NoClassDefFoundError: org/apache/kylin/common/mr/KylinMapper

      at java.lang.ClassLoader.defineClass1()
    2. Java RT
      Class.forName
      1. java.lang.ClassLoader.defineClass1(Native Method)
      2. java.lang.ClassLoader.defineClass(ClassLoader.java:760)
      3. java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
      4. java.net.URLClassLoader.defineClass(URLClassLoader.java:467)
      5. java.net.URLClassLoader.access$100(URLClassLoader.java:73)
      6. java.net.URLClassLoader$1.run(URLClassLoader.java:368)
      7. java.net.URLClassLoader$1.run(URLClassLoader.java:362)
      8. java.security.AccessController.doPrivileged(Native Method)
      9. java.net.URLClassLoader.findClass(URLClassLoader.java:361)
      10. java.lang.ClassLoader.loadClass(ClassLoader.java:424)
      11. sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
      12. java.lang.ClassLoader.loadClass(ClassLoader.java:357)
      13. java.lang.Class.forName0(Native Method)
      14. java.lang.Class.forName(Class.java:348)
      14 frames