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  1. Hadoop Map/Reduce
  2. MAPREDUCE-4487

Reduce job latency by removing hardcoded sleep statements

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Details

    • Improvement
    • Status: Patch Available
    • Major
    • Resolution: Unresolved
    • 1.0.3, 2.0.0-alpha
    • None
    • mrv1, mrv2, performance

    Description

      There are a few places in MapReduce where there are hardcoded sleep statements. By replacing them with wait/notify or similar it's possible to reduce latency for short running jobs.

      Attachments

        1. MAPREDUCE-4487-mr2.patch
          3 kB
          Thomas White
        2. MAPREDUCE-4487.patch
          4 kB
          Thomas White

        Issue Links

          is related to

          New Feature - A new feature of the product, which has yet to be developed. MAPREDUCE-4488 Port MAPREDUCE-463 (The job setup and cleanup tasks should be optional) to branch-1

          • Major - Major loss of function.
          • Reopened

          Activity

            People

              tomwhite Thomas White
              tomwhite Thomas White
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              Dates

                Created:
                Updated: