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  1. Apache Drill
  2. DRILL-3046

Memory Leak after cancelling a query

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Details

    • Bug
    • Status: Resolved
    • Critical
    • Resolution: Fixed
    • 1.0.0
    • 1.0.0
    • Execution - Flow
    • None

    Description

      git.commit.id.abbrev=d10769f

      There seems to be a memory leak after cancelling the query immediately after it is started

      0: jdbc:drill:schema=dfs_eea> select * from sys.memory;
      +------------+------------+--------------+------------+----------------+--------------------+------------+
      |  hostname  | user_port  | heap_current |  heap_max  | direct_current | jvm_direct_current | direct_max |
      +------------+------------+--------------+------------+----------------+--------------------+------------+
      | qa-node191.qa.lab | 31010      | 171717928    | 4151836672 | 11799087       | 100676662          | 34359738368 |
      | qa-node190.qa.lab | 31010      | 286131528    | 4151836672 | 7750365        | 50345014           | 34359738368 |
      +------------+------------+--------------+------------+----------------+--------------------+------------+
      2 rows selected (1.022 seconds)
      0: jdbc:drill:schema=dfs_eea> select * from `memleak.json`;
      Error: SQL statement execution canceled; resultSet closed. (state=,code=0)
      0: jdbc:drill:schema=dfs_eea> select * from sys.memory;
      +------------+------------+--------------+------------+----------------+--------------------+------------+
      |  hostname  | user_port  | heap_current |  heap_max  | direct_current | jvm_direct_current | direct_max |
      +------------+------------+--------------+------------+----------------+--------------------+------------+
      | qa-node190.qa.lab | 31010      | 293009856    | 4151836672 | 7750365        | 83899446           | 34359738368 |
      | qa-node191.qa.lab | 31010      | 633074864    | 4151836672 | 4307525428     | 4479530038         | 34359738368 |
      +------------+------------+--------------+------------+----------------+--------------------+------------+
      2 rows selected (0.775 seconds)
      

      Attachments

        1. DRILL-3046.1.patch.txt
          3 kB
          Abdel Hakim Deneche
        2. memleak.json
          3.70 MB
          Rahul Kumar Challapalli

        Activity

          People

            adeneche Abdel Hakim Deneche
            rkins Rahul Kumar Challapalli
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            Dates

              Created:
              Updated:
              Resolved: