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From "Robert Hou (JIRA)" <j...@apache.org>
Subject [jira] [Closed] (DRILL-5253) External sort fails with OOM error (Fails to allocate sv2)
Date Tue, 12 Sep 2017 02:08:00 GMT

     [ https://issues.apache.org/jira/browse/DRILL-5253?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Robert Hou closed DRILL-5253.
-----------------------------

This has been verified.

> External sort fails with OOM error (Fails to allocate sv2)
> ----------------------------------------------------------
>
>                 Key: DRILL-5253
>                 URL: https://issues.apache.org/jira/browse/DRILL-5253
>             Project: Apache Drill
>          Issue Type: Sub-task
>          Components: Execution - Relational Operators
>    Affects Versions: 1.10.0
>            Reporter: Rahul Challapalli
>            Assignee: Paul Rogers
>             Fix For: 1.12.0
>
>         Attachments: 2762f36d-a2e7-5582-922d-3c4626be18c0.sys.drill
>
>
> git.commit.id.abbrev=2af709f
> The data set used in the below query has the same value for every column in every row.
The query fails with an OOM as it exceeds the allocated memory
> {code}
> alter session set `planner.width.max_per_node` = 1;
> alter session set `planner.memory.max_query_memory_per_node` = 104857600;
>  select count(*) from (select * from identical order by col1, col2, col3, col4, col5,
col6, col7, col8, col9, col10);
> Error: RESOURCE ERROR: One or more nodes ran out of memory while executing the query.
> org.apache.drill.exec.exception.OutOfMemoryException: Unable to allocate sv2 buffer after
repeated attempts
> Fragment 2:0
> [Error Id: aed43fa1-fd8b-4440-9426-0f35d055aabb on qa-node190.qa.lab:31010] (state=,code=0)
> {code}
> Exception from the logs
> {code}
> org.apache.drill.common.exceptions.UserException: RESOURCE ERROR: One or more nodes ran
out of memory while executing the query.
> org.apache.drill.exec.exception.OutOfMemoryException: Unable to allocate sv2 buffer after
repeated attempts
> [Error Id: aed43fa1-fd8b-4440-9426-0f35d055aabb ]
>         at org.apache.drill.common.exceptions.UserException$Builder.build(UserException.java:544)
~[drill-common-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
>         at org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:242)
[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
>         at org.apache.drill.common.SelfCleaningRunnable.run(SelfCleaningRunnable.java:38)
[drill-common-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
[na:1.7.0_111]
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
[na:1.7.0_111]
>         at java.lang.Thread.run(Thread.java:745) [na:1.7.0_111]
> Caused by: org.apache.drill.exec.exception.OutOfMemoryException: org.apache.drill.exec.exception.OutOfMemoryException:
Unable to allocate sv2 buffer after repeated attempts
>         at org.apache.drill.exec.physical.impl.xsort.ExternalSortBatch.innerNext(ExternalSortBatch.java:371)
~[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:93)
~[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:1.7.0_111]
>         at javax.security.auth.Subject.doAs(Subject.java:415) ~[na:1.7.0_111]
>         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
> Caused by: org.apache.drill.exec.exception.OutOfMemoryException: Unable to allocate sv2
buffer after repeated attempts
>         at org.apache.drill.exec.physical.impl.xsort.ExternalSortBatch.newSV2(ExternalSortBatch.java:650)
~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
>         at org.apache.drill.exec.physical.impl.xsort.ExternalSortBatch.innerNext(ExternalSortBatch.java:367)
~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
>         ... 21 common frames omitted
> {code}
> The data set and profile are attached



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