Details

    • Type: Improvement Improvement
    • Status: Open
    • Priority: Major Major
    • Resolution: Unresolved
    • Affects Version/s: None
    • Fix Version/s: None
    • Component/s: jobtracker
    • Labels:
      None

      Description

      Our users often complain about the slowness of smaller ad-hoc jobs.
      The overhead to wait for the reducers to start in this case is significant.
      It will be good if we can start the reducer sooner in this case.

      1. MAPREDUCE-1463-v3.patch
        3 kB
        Scott Chen
      2. MAPREDUCE-1463-v2.patch
        3 kB
        Scott Chen
      3. MAPREDUCE-1463-v1.patch
        2 kB
        Scott Chen

        Issue Links

          Activity

          Scott Chen created issue -
          Scott Chen made changes -
          Field Original Value New Value
          Attachment MAPREDUCE-1463-v1.patch [ 12435034 ]
          Scott Chen made changes -
          Attachment MAPREDUCE-1463-v1.patch [ 12435034 ]
          Scott Chen made changes -
          Attachment MAPREDUCE-1463-v1.patch [ 12435035 ]
          Scott Chen made changes -
          Attachment MAPREDUCE-1463-v2.patch [ 12435042 ]
          Scott Chen made changes -
          Attachment MAPREDUCE-1463-v3.patch [ 12435388 ]
          Scott Chen made changes -
          Component/s jobtracker [ 12312907 ]
          Component/s contrib/fair-share [ 12312901 ]
          Todd Lipcon made changes -
          Link This issue relates to MAPREDUCE-1184 [ MAPREDUCE-1184 ]

            People

            • Assignee:
              Scott Chen
              Reporter:
              Scott Chen
            • Votes:
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              Watchers:
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              Dates

              • Created:
                Updated:

                Development