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  1. Hadoop YARN
  2. YARN-4000

RM crashes with NPE if leaf queue becomes parent queue during restart

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    • Reviewed

    Description

      This is a similar situation to YARN-2308. If an application is active in queue A and then the RM restarts with a changed capacity scheduler configuration where queue A becomes a parent queue to other subqueues then the RM will crash with a NullPointerException.

      Attachments

        1. YARN-4000.01.patch
          38 kB
          Varun Saxena
        2. YARN-4000.02.patch
          38 kB
          Varun Saxena
        3. YARN-4000.03.patch
          62 kB
          Varun Saxena
        4. YARN-4000.04.patch
          63 kB
          Varun Saxena
        5. YARN-4000.05.patch
          82 kB
          Varun Saxena
        6. YARN-4000.06.patch
          89 kB
          Varun Saxena
        7. YARN-4000-branch-2.7.01.patch
          82 kB
          Varun Saxena

        Issue Links

          duplicates

          Improvement - An improvement or enhancement to an existing feature or task. YARN-4111 Killed application diagnostics message should be set rather having static mesage

          • Major - Major loss of function.
          • Resolved
          relates to

          Bug - A problem which impairs or prevents the functions of the product. YARN-2308 NPE happened when RM restart after CapacityScheduler queue configuration changed

          • Critical - Crashes, loss of data, severe memory leak.
          • Closed

          Activity

            People

              varun_saxena Varun Saxena
              jlowe Jason Darrell Lowe
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              Dates

                Created:
                Updated:
                Resolved: