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  1. Hadoop Common
  2. HADOOP-4697

KFS::getBlockLocations() fails with files having multiple blocks

    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 0.18.0
    • Fix Version/s: 0.19.1
    • Component/s: fs
    • Labels:
      None
    • Environment:

      Hadoop on KFS

    • Hadoop Flags:
      Reviewed

      Description

      getBlockLocations() on KFS fail with the following stack trace for large files (with multiple blocks).

       java.lang.IllegalArgumentException: Offset 67108864 is outside of file
       (0..67108863)
              at
       org.apache.hadoop.mapred.FileInputFormat.getBlockIndex(FileInputFormat.java:336)
              at
       org.apache.hadoop.mapred.FileInputFormat.getSplits(FileInputFormat.java:248)
              at org.apache.hadoop.mapred.JobClient.submitJob(JobClient.java:742)
              at org.apache.hadoop.mapred.JobClient.runJob(JobClient.java:1026)
              at org.apache.hadoop.examples.WordCount.run(WordCount.java:149)
              at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
              at org.apache.hadoop.examples.WordCount.main(WordCount.java:155)
              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:141)
              at org.apache.hadoop.examples.ExampleDriver.main(ExampleDriver.java:54)
              at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      

      blkStart was not updated properly.

        Attachments

        1. patch.4697
          0.8 kB
          Sriram Rao

          Activity

            People

            • Assignee:
              sriramsrao Sriram Rao
              Reporter:
              lohit Lohit Vijayarenu
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              Dates

              • Created:
                Updated:
                Resolved: