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  1. Hadoop YARN
  2. YARN-2171

AMs block on the CapacityScheduler lock during allocate()

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Details

    • Bug
    • Status: Closed
    • Critical
    • Resolution: Fixed
    • 0.23.10, 2.4.0
    • 2.5.0
    • capacityscheduler
    • None
    • Reviewed

    Description

      When AMs heartbeat into the RM via the allocate() call they are blocking on the CapacityScheduler lock when trying to get the number of nodes in the cluster via getNumClusterNodes.

      Attachments

        1. YARN-2171.patch
          10 kB
          Jason Darrell Lowe
        2. YARN-2171v2.patch
          11 kB
          Jason Darrell Lowe

        Activity

          People

            jlowe Jason Darrell Lowe
            jlowe Jason Darrell Lowe
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            Dates

              Created:
              Updated:
              Resolved: