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  1. Hadoop Map/Reduce
  2. MAPREDUCE-3902 MR AM should reuse containers for map tasks, there-by allowing fine-grained control on num-maps for users without need for CombineFileInputFormat etc.
  3. MAPREDUCE-4582

[MAPREDUCE-3902] ScheduledRequests#remove should remove the elements from mapsHostMapping and mapsRackMapping

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Details

    • Sub-task
    • Status: Open
    • Minor
    • Resolution: Unresolved
    • MR-3902
    • None
    • None
    • None

    Description

      ScheduledRequests#remove only remove the specified TaskAttemptId from "maps".

      It's inefficient, and the method should remove the elements from mapsHostMapping and mapsRackMapping.

      Attachments

        1. MAPREDUCE-4582.2.patch
          2 kB
          Tsuyoshi Ozawa
        2. MAPREDUCE-4582.3.patch
          2 kB
          Tsuyoshi Ozawa
        3. MAPREDUCE-4582.patch
          2 kB
          Tsuyoshi Ozawa

        Activity

          People

            ozawa Tsuyoshi Ozawa
            ozawa Tsuyoshi Ozawa
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            Dates

              Created:
              Updated: