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  1. Hadoop Map/Reduce
  2. MAPREDUCE-533

Support task preemption in Capacity Scheduler

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Details

    • New Feature
    • Status: Resolved
    • Major
    • Resolution: Duplicate
    • None
    • None
    • capacity-sched
    • None

    Description

      Without preemption, it is not possible to guarantee capacity since long running jobs may occupy task slots for an arbitrarily long time.

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          is duplicated by

          Sub-task - The sub-task of the issue YARN-569 CapacityScheduler: support for preemption (using a capacity monitor)

          • Major - Major loss of function.
          • Closed
          is related to

          Improvement - An improvement or enhancement to an existing feature or task. MAPREDUCE-4468 Encapsulate FairScheduler preemption logic into helper class

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

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              Unassigned Unassigned
              szetszwo Tsz-wo Sze
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              Dates

                Created:
                Updated:
                Resolved: