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  1. Hadoop Common
  2. HADOOP-2248

Word count example is spending 24% of the time in incrCounter

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Details

    • Bug
    • Status: Closed
    • Major
    • Resolution: Fixed
    • None
    • 0.16.0
    • None
    • None

    Description

      When running under the local runner with the local file system, incrementing the user counters is consuming 24% of the cpu.

      Attachments

        1. counters-speedup.patch
          35 kB
          Devaraj Das
        2. counter-speedup-3.patch
          34 kB
          Owen O'Malley
        3. counter-speedup-2.patch
          32 kB
          Owen O'Malley
        4. counter-speedup.patch
          32 kB
          Owen O'Malley

        Issue Links

          blocks

          New Feature - A new feature of the product, which has yet to be developed. HADOOP-1915 adding counters methods using String (as opposed to Enum)

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Closed

          Activity

            People

              omalley Owen O'Malley
              omalley Owen O'Malley
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              Dates

                Created:
                Updated:
                Resolved: