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https://issues.apache.org/jira/browse/DRILL-5262?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Paul Rogers resolved DRILL-5262.
--------------------------------
Resolution: Fixed
> NPE in managed external sort while spilling to disk
> ---------------------------------------------------
>
> Key: DRILL-5262
> URL: https://issues.apache.org/jira/browse/DRILL-5262
> Project: Apache Drill
> Issue Type: Sub-task
> Components: Execution - Relational Operators
> Reporter: Rahul Challapalli
> Assignee: Paul Rogers
> Priority: Critical
> Fix For: 1.10.0
>
> Attachments: 275da989-3005-1c5f-a40c-2415e6d4e89f.sys.drill,
> drillbit.log, drill-env.sh, drill-override.conf
>
>
> git.commit.id.abbrev=300e934
> The data (parquet) set used in the below query contains 1000 files which only
> contain a single row with one integer column and 1 large file ~37 MB. The
> query fails during spilling
> {code}
> alter session set `planner.memory.max_query_memory_per_node` = 37127360;
> alter session set `planner.width.max_per_node` = 1;
> select count(*) from (select * from small_large_parquet order by col1 desc)
> d;
> Error: RESOURCE ERROR: External Sort encountered an error while spilling to
> disk
> Fragment 2:0
> [Error Id: 50859d9e-373c-4a97-b270-09f1aae74e3b on qa-node183.qa.lab:31010]
> (state=,code=0)
> {code}
> Exception from the logs
> {code}
> 2017-02-13 17:01:06,430 [275da989-3005-1c5f-a40c-2415e6d4e89f:frag:2:0] INFO
> o.a.d.e.p.i.x.m.ExternalSortBatch - User Error Occurred: External Sort
> encountered an error while spilling to disk (null)
> org.apache.drill.common.exceptions.UserException: RESOURCE ERROR: External
> Sort encountered an error while spilling to disk
> [Error Id: 50859d9e-373c-4a97-b270-09f1aae74e3b ]
> 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.physical.impl.xsort.managed.ExternalSortBatch.doMergeAndSpill(ExternalSortBatch.java:1336)
> [drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
> at
> org.apache.drill.exec.physical.impl.xsort.managed.ExternalSortBatch.mergeAndSpill(ExternalSortBatch.java:1266)
> [drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
> at
> org.apache.drill.exec.physical.impl.xsort.managed.ExternalSortBatch.consolidateBatches(ExternalSortBatch.java:1221)
> [drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
> at
> org.apache.drill.exec.physical.impl.xsort.managed.ExternalSortBatch.mergeSpilledRuns(ExternalSortBatch.java:1122)
> [drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
> at
> org.apache.drill.exec.physical.impl.xsort.managed.ExternalSortBatch.load(ExternalSortBatch.java:626)
> [drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
> at
> org.apache.drill.exec.physical.impl.xsort.managed.ExternalSortBatch.innerNext(ExternalSortBatch.java:506)
> [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$1.run(FragmentExecutor.java:226)
> [drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
> at java.security.AccessController.doPrivileged(Native Method)
> [na:1.8.0_92]
> at javax.security.auth.Subject.doAs(Subject.java:422) [na:1.8.0_92]
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1595)
> [hadoop-common-2.7.0-mapr-1607.jar:na]
> at
> org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:226)
> [drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
> at
> org.apache.drill.common.SelfCleaningRunnable.run(SelfCleaningRunnable.java:38)
> [drill-common-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> [na:1.8.0_92]
> at
> java.util.concurrent.ThreadPoolExecutor$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: java.lang.NullPointerException: null
> at
> org.apache.drill.exec.physical.impl.xsort.managed.BatchGroup.getValueVectorId(BatchGroup.java:334)
> ~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
> at
> org.apache.drill.exec.physical.impl.xsort.managed.CopierHolder$BatchMerger.constructHyperBatch(CopierHolder.java:282)
> ~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
> at
> org.apache.drill.exec.physical.impl.xsort.managed.CopierHolder$BatchMerger.<init>(CopierHolder.java:205)
> ~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
> at
> org.apache.drill.exec.physical.impl.xsort.managed.CopierHolder$BatchMerger.<init>(CopierHolder.java:190)
> ~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
> at
> org.apache.drill.exec.physical.impl.xsort.managed.CopierHolder$BatchMerger.<init>(CopierHolder.java:171)
> ~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
> at
> org.apache.drill.exec.physical.impl.xsort.managed.CopierHolder.startMerge(CopierHolder.java:71)
> ~[drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
> at
> org.apache.drill.exec.physical.impl.xsort.managed.ExternalSortBatch.doMergeAndSpill(ExternalSortBatch.java:1290)
> [drill-java-exec-1.10.0-SNAPSHOT.jar:1.10.0-SNAPSHOT]
> ... 26 common frames omitted
> {code}
> Log files and profiles attached
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