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  1. Hadoop YARN
  2. YARN-6895

[FairScheduler] Preemption reservation may cause regular reservation leaks

    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Blocker
    • Resolution: Fixed
    • Affects Version/s: 3.0.0-alpha4
    • Fix Version/s: 2.9.0, 3.0.0-beta1
    • Component/s: fairscheduler
    • Labels:
      None

      Description

      We found a limitation in the implementation of YARN-6432. If the container released is smaller than the preemption request, a node reservation is created that is never deleted.

        Attachments

        1. YARN-6895.branch-2.001.patch
          13 kB
          Miklos Szegedi
        2. YARN-6895.branch-2.000.patch
          13 kB
          Miklos Szegedi
        3. YARN-6895.001.patch
          13 kB
          Miklos Szegedi
        4. YARN-6895.000.patch
          13 kB
          Miklos Szegedi

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              • Assignee:
                miklos.szegedi@cloudera.com Miklos Szegedi
                Reporter:
                miklos.szegedi@cloudera.com Miklos Szegedi
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                Dates

                • Created:
                  Updated:
                  Resolved: