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  1. Hadoop Map/Reduce
  2. MAPREDUCE-1030

Reduce tasks are getting starved in capacity scheduler

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Details

    • Bug
    • Status: Closed
    • Blocker
    • Resolution: Fixed
    • 0.21.0
    • 0.21.0
    • capacity-sched
    • None
    • Reviewed
    • Modified the scheduling logic in capacity scheduler to return a map and a reduce task per heartbeat.

    Description

      reduce tasks are getting starved in capacity scheduler.

      Attachments

        1. MAPREDUCE-1030-1.patch
          3 kB
          rahul k singh
        2. MAPREDUCE-1030-2.patch.txt
          22 kB
          rahul k singh
        3. MAPREDUCE-1030-3.patch
          55 kB
          rahul k singh
        4. MAPREDUCE-1030-4.patch
          61 kB
          rahul k singh
        5. MAPREDUCE-1030-5.patch
          63 kB
          Hemanth Yamijala
        6. MAPREDUCE-1030-6.patch
          96 kB
          rahul k singh
        7. MAPREDUCE-1030-7.patch
          111 kB
          Hemanth Yamijala
        8. MAPREDUCE-1030-version20.patch
          18 kB
          rahul k singh

        Activity

          People

            rksingh rahul k singh
            rksingh rahul k singh
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            Dates

              Created:
              Updated:
              Resolved: