Hadoop HDFS
  1. Hadoop HDFS
  2. HDFS-2250

open_read operation of NNbench is not working.

    Details

    • Type: Bug Bug
    • Status: Open
    • Priority: Major Major
    • Resolution: Unresolved
    • Affects Version/s: None
    • Fix Version/s: None
    • Component/s: test
    • Labels:
      None
    • Tags:
      ygridqa

      Description

      NNBench's open_read operation is not working.
      On giving command "bin/hadoop hadoop-0.20.1-dev-test.jar nnbench -operation open_read", following error message is displayed :

      java.lang.ArithmeticException: / by zero
      at org.apache.hadoop.hdfs.NNBench.analyzeResults(NNBench.java:376)
      at org.apache.hadoop.hdfs.NNBench.main(NNBench.java:583)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.apache.hadoop.util.ProgramDriver$ProgramDescription.invoke(ProgramDriver.java:68)
      at org.apache.hadoop.util.ProgramDriver.driver(ProgramDriver.java:139)
      at org.apache.hadoop.test.AllTestDriver.main(AllTestDriver.java:81)
      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
      at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
      at java.lang.reflect.Method.invoke(Method.java:597)
      at org.apache.hadoop.util.RunJar.main(RunJar.java:156)

      map and reduce phases get completed and error comes while computing average execution time.

        Activity

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          People

          • Assignee:
            Unassigned
            Reporter:
            Suman Sehgal
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            Dates

            • Created:
              Updated:

              Development