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  1. IMPALA
  2. IMPALA-2560

Large memory consumption on coordinator node when handling a large number of partitions due to redundancy in TDescriptorTable

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    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Critical
    • Resolution: Fixed
    • Affects Version/s: Impala 2.0
    • Fix Version/s: Impala 2.5.0
    • Component/s: None

      Description

      When running a query touching 10 tables each with 5-10K partitions higher than usual memory consumption was reported on the coordinator node.

        Attachments

        1. IMPALA-2560.5.patch
          17 kB
          Mostafa Mokhtar
        2. IMPALA-2560.2.patch
          10 kB
          Mostafa Mokhtar
        3. IMPALA-2560.1.patch
          11 kB
          Mostafa Mokhtar
        4. TExecPlanFragmentParams1NodeOrders1-4.txt.tar.gz
          497 kB
          Mostafa Mokhtar

          Issue Links

          is related to

          Sub-task - The sub-task of the issue IMPALA-2550 Switch to per-query exec rpc

          • Major - Major loss of function.
          • Resolved

            Activity

              People

              • Assignee:
                mmokhtar Mostafa Mokhtar
                Reporter:
                mmokhtar Mostafa Mokhtar
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                Dates

                • Created:
                  Updated:
                  Resolved: