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  1. Hadoop YARN
  2. YARN-5542 Scheduling of opportunistic containers
  3. YARN-7587

Skip dispatching opportunistic containers to nodes whose queue is already full

    Details

    • Type: Sub-task
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 2.9.0
    • Fix Version/s: 3.1.0, 2.9.1
    • Component/s: None
    • Labels:
      None
    • Target Version/s:

      Description

      When there is a lot of opportunistic container requests, even if NM queue is full, RM continues to dispatch O containers to that node. Such allocations will be killed immediately by NM causing a waste of resource. Propose to exclude such nodes in the load monitor.

        Attachments

        1. YARN-7587.001.patch
          11 kB
          Weiwei Yang
        2. YARN-7587.002.patch
          11 kB
          Weiwei Yang
        3. YARN-7587.003.patch
          11 kB
          Weiwei Yang

          Activity

            People

            • Assignee:
              cheersyang Weiwei Yang
              Reporter:
              cheersyang Weiwei Yang
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              Dates

              • Created:
                Updated:
                Resolved: