Hadoop Map/Reduce
  1. Hadoop Map/Reduce
  2. MAPREDUCE-1684

ClusterStatus can be cached in CapacityTaskScheduler.assignTasks()

    Details

    • Type: Bug Bug
    • Status: Closed
    • Priority: Major Major
    • Resolution: Fixed
    • Affects Version/s: 1.0.2
    • Fix Version/s: 1.2.0
    • Component/s: capacity-sched
    • Labels:
      None
    • Target Version/s:

      Description

      Currently, CapacityTaskScheduler.assignTasks() calls getClusterStatus() thrice: once in assignTasks(), once in MapTaskScheduler and once in ReduceTaskScheduler. It can be cached in assignTasks() and re-used.

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            • Assignee:
              Koji Noguchi
              Reporter:
              Amareshwari Sriramadasu
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              • Created:
                Updated:
                Resolved:

                Development