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From "Victoria Markman (JIRA)" <j...@apache.org>
Subject [jira] [Created] (DRILL-4272) When sort runs out of memory and query fails, resources are seemingly not freed
Date Thu, 14 Jan 2016 23:12:39 GMT
Victoria Markman created DRILL-4272:
---------------------------------------

             Summary: When sort runs out of memory and query fails, resources are seemingly
not freed
                 Key: DRILL-4272
                 URL: https://issues.apache.org/jira/browse/DRILL-4272
             Project: Apache Drill
          Issue Type: Bug
          Components: Execution - Relational Operators
    Affects Versions: 1.5.0
            Reporter: Victoria Markman
            Priority: Critical


Executed query11.sql from resources/Advanced/tpcds/tpcds_sf1/original/parquet

Query runs out of memory:
{code}
Error: RESOURCE ERROR: One or more nodes ran out of memory while executing the query.
Unable to allocate sv2 for 32768 records, and not enough batchGroups to spill.
batchGroups.size 1
spilledBatchGroups.size 0
allocated memory 19961472
allocator limit 20000000
Fragment 19:0
[Error Id: 87aa32b8-17eb-488e-90cb-5f5bffff9aec on atsqa4-133.qa.lab:31010] (state=,code=0)
{code}

And leaves fragments running, holding resources:
{code}
2016-01-14 22:46:32,435 [Drillbit-ShutdownHook#0] INFO  o.apache.drill.exec.server.Drillbit
- Received shutdown request.
2016-01-14 22:46:32,546 [Curator-ServiceCache-0] WARN  o.a.d.e.w.fragment.FragmentExecutor
- Foreman atsqa4-136.qa.lab no longer active.  Cancelling fragment 2967db08-cd38-925a-4960-9e881f537af8:19:0.
2016-01-14 22:46:32,547 [Curator-ServiceCache-0] INFO  o.a.d.e.w.fragment.FragmentExecutor
- 2967db08-cd38-925a-4960-9e881f537af8:19:0: State change requested CANCELLATION_REQUESTED
--> CANCELLATION_REQUESTED
2016-01-14 22:46:32,547 [Curator-ServiceCache-0] WARN  o.a.d.e.w.fragment.FragmentExecutor
- 2967db08-cd38-925a-4960-9e881f537af8:19:0: Ignoring unexpected state transition CANCELLATION_REQUESTED
--> CANCELLATION_REQUESTED
2016-01-14 22:46:32,547 [Curator-ServiceCache-0] WARN  o.a.d.e.w.fragment.FragmentExecutor
- Foreman atsqa4-136.qa.lab no longer active.  Cancelling fragment 2967db08-cd38-925a-4960-9e881f537af8:17:0.
2016-01-14 22:46:32,547 [Curator-ServiceCache-0] INFO  o.a.d.e.w.fragment.FragmentExecutor
- 2967db08-cd38-925a-4960-9e881f537af8:17:0: State change requested CANCELLATION_REQUESTED
--> CANCELLATION_REQUESTED
2016-01-14 22:46:32,547 [Curator-ServiceCache-0] WARN  o.a.d.e.w.fragment.FragmentExecutor
- 2967db08-cd38-925a-4960-9e881f537af8:17:0: Ignoring unexpected state transition CANCELLATION_REQUESTED
--> CANCELLATION_REQUESTED
2016-01-14 22:46:33,563 [BitServer-1] INFO  o.a.d.exec.rpc.control.ControlClient - Channel
closed /10.10.88.134:59069 <--> atsqa4-136.qa.lab/10.10.88.136:31011.
2016-01-14 22:46:33,563 [BitClient-1] INFO  o.a.drill.exec.rpc.data.DataClient - Channel closed
/10.10.88.134:34802 <--> atsqa4-136.qa.lab/10.10.88.136:31012.
2016-01-14 22:46:33,590 [BitClient-1] INFO  o.a.drill.exec.rpc.data.DataClient - Channel closed
/10.10.88.134:36937 <--> atsqa4-135.qa.lab/10.10.88.135:31012.
2016-01-14 22:46:33,595 [BitClient-1] INFO  o.a.drill.exec.rpc.data.DataClient - Channel closed
/10.10.88.134:53860 <--> atsqa4-133.qa.lab/10.10.88.133:31012.
2016-01-14 22:46:38,467 [BitClient-1] INFO  o.a.drill.exec.rpc.data.DataClient - Channel closed
/10.10.88.134:48276 <--> atsqa4-134.qa.lab/10.10.88.134:31012.
2016-01-14 22:46:39,470 [pool-6-thread-1] INFO  o.a.drill.exec.rpc.user.UserServer - closed
eventLoopGroup io.netty.channel.nio.NioEventLoopGroup@6fb32dfb in 1003 ms
2016-01-14 22:46:39,470 [pool-6-thread-2] INFO  o.a.drill.exec.rpc.data.DataServer - closed
eventLoopGroup io.netty.channel.nio.NioEventLoopGroup@5c93dd80 in 1003 ms
2016-01-14 22:46:39,470 [pool-6-thread-1] INFO  o.a.drill.exec.service.ServiceEngine - closed
userServer in 1004 ms
2016-01-14 22:46:39,470 [pool-6-thread-2] INFO  o.a.drill.exec.service.ServiceEngine - closed
dataPool in 1005 ms
2016-01-14 22:46:39,483 [Drillbit-ShutdownHook#0] WARN  o.apache.drill.exec.work.WorkManager
- Closing WorkManager but there are 2 running fragments.
2016-01-14 22:46:41,489 [Drillbit-ShutdownHook#0] ERROR o.a.d.exec.server.BootStrapContext
- Pool did not terminate
2016-01-14 22:46:41,498 [Drillbit-ShutdownHook#0] WARN  o.apache.drill.exec.server.Drillbit
- Failure on close()
java.lang.RuntimeException: Exception while closing
        at org.apache.drill.common.DrillAutoCloseables.closeNoChecked(DrillAutoCloseables.java:46)
~[drill-common-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
        at org.apache.drill.exec.server.BootStrapContext.close(BootStrapContext.java:127)
~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
        at org.apache.drill.common.AutoCloseables.close(AutoCloseables.java:76) ~[drill-common-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
        at org.apache.drill.common.AutoCloseables.close(AutoCloseables.java:64) ~[drill-common-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
        at org.apache.drill.exec.server.Drillbit.close(Drillbit.java:149) ~[drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
        at org.apache.drill.exec.server.Drillbit$ShutdownThread.run(Drillbit.java:243) [drill-java-exec-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
Caused by: java.util.ConcurrentModificationException: null
        at java.util.IdentityHashMap$IdentityHashMapIterator.nextIndex(IdentityHashMap.java:732)
~[na:1.7.0_71]
        at java.util.IdentityHashMap$KeyIterator.next(IdentityHashMap.java:822) ~[na:1.7.0_71]
        at org.apache.drill.exec.memory.BaseAllocator.print(BaseAllocator.java:683) ~[drill-memory-base-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
        at org.apache.drill.exec.memory.BaseAllocator.print(BaseAllocator.java:679) ~[drill-memory-base-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
        at org.apache.drill.exec.memory.BaseAllocator.print(BaseAllocator.java:679) ~[drill-memory-base-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
        at org.apache.drill.exec.memory.BaseAllocator.toString(BaseAllocator.java:483) ~[drill-memory-base-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
        at org.apache.drill.exec.memory.BaseAllocator.close(BaseAllocator.java:431) ~[drill-memory-base-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
        at org.apache.drill.common.DrillAutoCloseables.closeNoChecked(DrillAutoCloseables.java:44)
~[drill-common-1.5.0-SNAPSHOT.jar:1.5.0-SNAPSHOT]
        ... 5 common frames omitted
2016-01-14 22:46:41,499 [Drillbit-ShutdownHook#0] INFO  o.apache.drill.exec.server.Drillbit
- Shutdown completed (9062 ms).
{code}

My setup (I'm sure it can be scaled down to one node)
* 4 node cluster
* each box is 32 cores
* 48 GB direct memory
* 10GB memory allocated to sort

Drill settings:
{code}
0: jdbc:drill:schema=dfs> select * from sys.options where status like '%CHANGED%';
+-------------------------------------------+----------+---------+----------+--------------+-------------+-----------+------------+
|                   name                    |   kind   |  type   |  status  |   num_val  
 | string_val  | bool_val  | float_val  |
+-------------------------------------------+----------+---------+----------+--------------+-------------+-----------+------------+
| planner.enable_decimal_data_type          | BOOLEAN  | SYSTEM  | CHANGED  | null       
 | null        | true      | null       |
| planner.enable_hashjoin                   | BOOLEAN  | SYSTEM  | CHANGED  | null       
 | null        | false     | null       |
| planner.memory.max_query_memory_per_node  | LONG     | SYSTEM  | CHANGED  | 10737418240
 | null        | null      | null       |
+-------------------------------------------+----------+---------+----------+--------------+-------------+-----------+------------+
3 rows selected (3.532 seconds)
{code}

Or maybe we don't wait for anything to complete and just shut everything down ?



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