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  1. Hadoop YARN
  2. YARN-7401

Reduce lock contention in ClusterNodeTracker#getClusterCapacity()

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Details

    • Improvement
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • 3.1.0
    • 3.0.0, 3.1.0
    • resourcemanager
    • None
    • Reviewed

    Description

      Profiling the code shows massive latency in ClusterNodeTracker.getClusterCapacity() on getting the lock.

      Attachments

        1. YARN-7401.002.patch
          2 kB
          Daniel Templeton
        2. YARN-7401.001.patch
          2 kB
          Daniel Templeton

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            templedf Daniel Templeton
            templedf Daniel Templeton
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            Dates

              Created:
              Updated:
              Resolved:

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