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From "Robert Hou (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (DRILL-5744) External sort fails with OOM error
Date Mon, 11 Sep 2017 19:58:01 GMT

     [ https://issues.apache.org/jira/browse/DRILL-5744?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Robert Hou resolved DRILL-5744.
-------------------------------
    Resolution: Fixed

This has been verified.

> External sort fails with OOM error
> ----------------------------------
>
>                 Key: DRILL-5744
>                 URL: https://issues.apache.org/jira/browse/DRILL-5744
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Execution - Relational Operators
>    Affects Versions: 1.10.0
>            Reporter: Robert Hou
>            Assignee: Paul Rogers
>             Fix For: 1.12.0
>
>         Attachments: 265b163b-cf44-d2ff-2e70-4cd746b56611.sys.drill, q34.drillbit.log
>
>
> Query is:
> {noformat}
> ALTER SESSION SET `exec.sort.disable_managed` = false;
> alter session set `planner.width.max_per_node` = 1;
> alter session set `planner.disable_exchanges` = true;
> alter session set `planner.width.max_per_query` = 1;
> alter session set `planner.memory.max_query_memory_per_node` = 152428800;
> select count(*) from (
>   select * from (
>     select s1.type type, flatten(s1.rms.rptd) rptds, s1.rms, s1.uid 
>     from (
>       select d.type type, d.uid uid, flatten(d.map.rm) rms from dfs.`/drill/testdata/resource-manager/nested-large.json`
d order by d.uid
>     ) s1
>   ) s2
>   order by s2.rms.mapid
> );
> ALTER SESSION SET `exec.sort.disable_managed` = true;
> alter session set `planner.width.max_per_node` = 17;
> alter session set `planner.disable_exchanges` = false;
> alter session set `planner.width.max_per_query` = 1000;
> alter session set `planner.memory.max_query_memory_per_node` = 2147483648;
> {noformat}
> Stack trace is:
> {noformat}
> 2017-08-23 06:59:42,763 [266275e5-ebdb-14ae-d52d-00fa3a154f6d:frag:0:0] INFO  o.a.d.e.w.fragment.FragmentExecutor
- User Error Occurred: One or more nodes
>  ran out of memory while executing the query. (Unable to allocate buffer of size 4194304
(rounded from 3276750) due to memory limit. Current allocation: 7
> 9986944)
> org.apache.drill.common.exceptions.UserException: RESOURCE ERROR: One or more nodes ran
out of memory while executing the query.
> Unable to allocate buffer of size 4194304 (rounded from 3276750) due to memory limit.
Current allocation: 79986944
> [Error Id: 4f4959df-0921-4a50-b75e-56488469ab10 ]
> 	at org.apache.drill.common.exceptions.UserException$Builder.build(UserException.java:550)
~[drill-common-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:244)
[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.common.SelfCleaningRunnable.run(SelfCleaningRunnable.java:38) [drill-common-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [na:1.7.0_51]
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [na:1.7.0_51]
> 	at java.lang.Thread.run(Thread.java:744) [na:1.7.0_51]
> Caused by: org.apache.drill.exec.exception.OutOfMemoryException: Unable to allocate buffer
of size 4194304 (rounded from 3276750) due to memory limit. Cur
> rent allocation: 79986944
> 	at org.apache.drill.exec.memory.BaseAllocator.buffer(BaseAllocator.java:238) ~[drill-memory-base-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.memory.BaseAllocator.buffer(BaseAllocator.java:213) ~[drill-memory-base-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.vector.VarCharVector.allocateNew(VarCharVector.java:402) ~[vector-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.vector.NullableVarCharVector.allocateNew(NullableVarCharVector.java:236)
~[vector-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.vector.AllocationHelper.allocatePrecomputedChildCount(AllocationHelper.java:33)
~[vector-1.12.0-SNAPSHOT.jar:1.12.0-SNAPS
> HOT]
> 	at org.apache.drill.exec.vector.AllocationHelper.allocate(AllocationHelper.java:46)
~[vector-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.record.VectorInitializer.allocateVector(VectorInitializer.java:113)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT
> ]
> 	at org.apache.drill.exec.record.VectorInitializer.allocateVector(VectorInitializer.java:95)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.record.VectorInitializer.allocateMap(VectorInitializer.java:130)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.record.VectorInitializer.allocateVector(VectorInitializer.java:93)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.record.VectorInitializer.allocateBatch(VectorInitializer.java:85)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.physical.impl.xsort.managed.PriorityQueueCopierWrapper$BatchMerger.next(PriorityQueueCopierWrapper.java:262)
~[drill-java
> -exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.physical.impl.xsort.managed.ExternalSortBatch.load(ExternalSortBatch.java:374)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12
> .0-SNAPSHOT]
> 	at org.apache.drill.exec.physical.impl.xsort.managed.ExternalSortBatch.innerNext(ExternalSortBatch.java:303)
~[drill-java-exec-1.12.0-SNAPSHOT.jar
> :1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:164)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:119)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:109)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.record.AbstractSingleRecordBatch.innerNext(AbstractSingleRecordBatch.java:51)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.
> 0-SNAPSHOT]
> 	at org.apache.drill.exec.physical.impl.svremover.RemovingRecordBatch.innerNext(RemovingRecordBatch.java:93)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:
> 1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:164)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:119)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:109)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.record.AbstractSingleRecordBatch.innerNext(AbstractSingleRecordBatch.java:51)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.
> 0-SNAPSHOT]
> 	at org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.innerNext(ProjectRecordBatch.java:133)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.1
> 2.0-SNAPSHOT]
> 	at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:164)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:119)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:109)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.physical.impl.aggregate.StreamingAggBatch.innerNext(StreamingAggBatch.java:151)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.1
> 2.0-SNAPSHOT]
> 	at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:164)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:119)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:109)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.record.AbstractSingleRecordBatch.innerNext(AbstractSingleRecordBatch.java:51)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.
> 0-SNAPSHOT]
> 	at org.apache.drill.exec.physical.impl.project.ProjectRecordBatch.innerNext(ProjectRecordBatch.java:133)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.1
> 2.0-SNAPSHOT]
> 	at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:164)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:105) ~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.physical.impl.ScreenCreator$ScreenRoot.innerNext(ScreenCreator.java:81)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAP
> SHOT]
> 	at org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:95) ~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.work.fragment.FragmentExecutor$1.run(FragmentExecutor.java:234)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at org.apache.drill.exec.work.fragment.FragmentExecutor$1.run(FragmentExecutor.java:227)
~[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	at java.security.AccessController.doPrivileged(Native Method) ~[na:1.7.0_51]
> 	at javax.security.auth.Subject.doAs(Subject.java:415) ~[na:1.7.0_51]
> 	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1595)
~[hadoop-common-2.7.0-mapr-1607.jar:na]
> 	at org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:227)
[drill-java-exec-1.12.0-SNAPSHOT.jar:1.12.0-SNAPSHOT]
> 	... 4 common frames omitted
> {noformat}
> commit-id:
> 1.12.0-SNAPSHOT	e9065b55ea560e7f737d6fcb4948f9e945b9b14f	DRILL-5660: Parquet metadata
caching improvements	15.08.2017 @ 09:31:00 PDT	Unknown	15.08.2017 @ 12:02:27 PDT
> q34 single



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