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From "Rahul Challapalli (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (DRILL-5154) OOM error in external sort on top of 400GB data set generated using terasort benchamark
Date Thu, 22 Dec 2016 19:33:58 GMT

    [ https://issues.apache.org/jira/browse/DRILL-5154?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15770892#comment-15770892
] 

Rahul Challapalli commented on DRILL-5154:
------------------------------------------

Stacktrace from the logs
{code}
2016-12-22 11:13:09,179 [27a3de95-e30b-8890-6653-80fd6c49a3a1:frag:1:6] 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 8388608 due to memory limit. Current allocation: 8441872)
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 8388608 due to memory limit. Current allocation: 8441872

[Error Id: 87ede736-b480-4286-b472-7694fdd2f7da ]
        at org.apache.drill.common.exceptions.UserException$Builder.build(UserException.java:544)
~[drill-common-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:242)
[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.common.SelfCleaningRunnable.run(SelfCleaningRunnable.java:38)
[drill-common-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
[na:1.8.0_92]
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
[na:1.8.0_92]
        at java.lang.Thread.run(Thread.java:745) [na:1.8.0_92]
Caused by: org.apache.drill.exec.exception.OutOfMemoryException: Unable to allocate buffer
of size 8388608 due to memory limit. Current allocation: 8441872
        at org.apache.drill.exec.memory.BaseAllocator.buffer(BaseAllocator.java:216) ~[drill-memory-base-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.memory.BaseAllocator.buffer(BaseAllocator.java:191) ~[drill-memory-base-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.vector.VarCharVector.reAlloc(VarCharVector.java:401) ~[vector-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.vector.VarCharVector$Mutator.setSafe(VarCharVector.java:556)
~[vector-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.vector.RepeatedVarCharVector$Mutator.addSafe(RepeatedVarCharVector.java:367)
~[vector-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.vector.RepeatedVarCharVector$Mutator.addSafe(RepeatedVarCharVector.java:362)
~[vector-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.vector.RepeatedVarCharVector.copyFromSafe(RepeatedVarCharVector.java:224)
~[vector-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.test.generated.PriorityQueueCopierGen90.doCopy(PriorityQueueCopierTemplate.java:25)
~[na:na]
        at org.apache.drill.exec.test.generated.PriorityQueueCopierGen90.next(PriorityQueueCopierTemplate.java:75)
~[na:na]
        at org.apache.drill.exec.physical.impl.xsort.ExternalSortBatch.mergeAndSpill(ExternalSortBatch.java:562)
~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.physical.impl.xsort.ExternalSortBatch.innerNext(ExternalSortBatch.java:414)
~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:162)
~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.physical.impl.validate.IteratorValidatorBatchIterator.next(IteratorValidatorBatchIterator.java:215)
~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:119)
~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:109)
~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.record.AbstractSingleRecordBatch.innerNext(AbstractSingleRecordBatch.java:51)
~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.physical.impl.svremover.RemovingRecordBatch.innerNext(RemovingRecordBatch.java:94)
~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.record.AbstractRecordBatch.next(AbstractRecordBatch.java:162)
~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.physical.impl.validate.IteratorValidatorBatchIterator.next(IteratorValidatorBatchIterator.java:215)
~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:104) ~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.physical.impl.SingleSenderCreator$SingleSenderRootExec.innerNext(SingleSenderCreator.java:92)
~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.physical.impl.BaseRootExec.next(BaseRootExec.java:94) ~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.work.fragment.FragmentExecutor$1.run(FragmentExecutor.java:232)
~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at org.apache.drill.exec.work.fragment.FragmentExecutor$1.run(FragmentExecutor.java:226)
~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        at java.security.AccessController.doPrivileged(Native Method) ~[na:1.8.0_92]
        at javax.security.auth.Subject.doAs(Subject.java:422) ~[na:1.8.0_92]
        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:226)
[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
        ... 4 common frames omitted
{code}

> OOM error in external sort on top of 400GB data set generated using terasort benchamark
> ---------------------------------------------------------------------------------------
>
>                 Key: DRILL-5154
>                 URL: https://issues.apache.org/jira/browse/DRILL-5154
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Execution - Relational Operators
>    Affects Versions: 1.10.0
>            Reporter: Rahul Challapalli
>
> git.commit.id.abbrev=cf2b7c7
> The below query fails with an OOM in external sort
> {code}
> No of drillbits : 1
> Nodes in Mapr cluster : 2
> DRILL_MAX_DIRECT_MEMORY="16G"
> DRILL_MAX_HEAP="4G"
> select * from (select * from dfs.`/drill/testdata/resource-manager/terasort-data/part-m-00000.tbl`
order by columns[0]) d where d.columns[0] = 'null';
> Error: RESOURCE ERROR: One or more nodes ran out of memory while executing the query.
> Unable to allocate buffer of size 8388608 due to memory limit. Current allocation: 8441872
> Fragment 1:6
> [Error Id: 87ede736-b480-4286-b472-7694fdd2f7da on qa-node183.qa.lab:31010] (state=,code=0)
> {code}
> I attached the logs and the query profile



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