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From "Rahul Challapalli (JIRA)" <j...@apache.org>
Subject [jira] [Created] (DRILL-3046) Memory Leak after cancelling a query
Date Tue, 12 May 2015 23:57:00 GMT
Rahul Challapalli created DRILL-3046:
----------------------------------------

             Summary: Memory Leak after cancelling a query
                 Key: DRILL-3046
                 URL: https://issues.apache.org/jira/browse/DRILL-3046
             Project: Apache Drill
          Issue Type: Bug
          Components: Execution - Flow
    Affects Versions: 1.0.0
            Reporter: Rahul Challapalli
            Assignee: Chris Westin
            Priority: Critical


git.commit.id.abbrev=d10769f

There seems to be a memory leak after cancelling the query immediately after it is started
{code}
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)
{code}






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