[ https://issues.apache.org/jira/browse/DRILL-1700?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Chun Chang resolved DRILL-1700. ------------------------------- Resolution: Fixed > caught a memory assertion on an order by > ---------------------------------------- > > Key: DRILL-1700 > URL: https://issues.apache.org/jira/browse/DRILL-1700 > Project: Apache Drill > Issue Type: Bug > Components: Query Planning & Optimization > Affects Versions: 0.7.0 > Reporter: Chun Chang > Assignee: Parth Chandra > Priority: Blocker > Attachments: DRILL-1700.patch > > > #Wed Nov 12 13:06:45 EST 2014 > git.commit.id.abbrev=1e21045 > The following query on a 1 million row data caused a memory assertion. > 0: jdbc:drill:schema=dfs> select columns[0], columns[1], columns[2] from > `aggregate_1m.csv` order by cast(columns[0] as int); > +------------+------------+------------+ > | EXPR$0 | EXPR$1 | EXPR$2 | > +------------+------------+------------+ > Query failed: Failure while running fragment.[ > 7bc42b6c-c00a-41c2-af43-331655e5a178 on qa-node119.qa.lab:31010 ] > java.lang.RuntimeException: java.sql.SQLException: Failure while executing > query. > at sqlline.SqlLine$IncrementalRows.hasNext(SqlLine.java:2514) > at sqlline.SqlLine$TableOutputFormat.print(SqlLine.java:2148) > at sqlline.SqlLine.print(SqlLine.java:1809) > The same query adding a limit (say limit 100) worked. Here is the assertion > stack in drill bit log: > 2014-11-12 15:16:22,864 [f89183d7-f94d-4ece-818f-8e597859d529:frag:0:0] WARN > o.a.d.e.w.fragment.FragmentExecutor - Error while initializing or executing > fragment > java.lang.AssertionError: null > at > org.apache.drill.exec.memory.AtomicRemainder.get(AtomicRemainder.java:126) > ~[drill-java-exec-0.7.0-incubating-SNAPSHOT-rebuffed.jar:0.7.0-incubating-SNAPSHOT] > at > org.apache.drill.exec.memory.AtomicRemainder.forceGet(AtomicRemainder.java:85) > > ~[drill-java-exec-0.7.0-incubating-SNAPSHOT-rebuffed.jar:0.7.0-incubating-SNAPSHOT] > at > org.apache.drill.exec.memory.Accountor.forceAdditionalReservation(Accountor.java:142) > > ~[drill-java-exec-0.7.0-incubating-SNAPSHOT-rebuffed.jar:0.7.0-incubating-SNAPSHOT] > at > org.apache.drill.exec.memory.Accountor.transferTo(Accountor.java:111) > ~[drill-java-exec-0.7.0-incubating-SNAPSHOT-rebuffed.jar:0.7.0-incubating-SNAPSHOT] > at io.netty.buffer.DrillBuf.transferAccounting(DrillBuf.java:182) > ~[drill-java-exec-0.7.0-incubating-SNAPSHOT-rebuffed.jar:4.0.24.Final] > at > org.apache.drill.exec.memory.TopLevelAllocator$ChildAllocator.takeOwnership(TopLevelAllocator.java:192) > > ~[drill-java-exec-0.7.0-incubating-SNAPSHOT-rebuffed.jar:0.7.0-incubating-SNAPSHOT] > at > org.apache.drill.exec.physical.impl.xsort.ExternalSortBatch.takeOwnership(ExternalSortBatch.java:464) > > ~[drill-java-exec-0.7.0-incubating-SNAPSHOT-rebuffed.jar:0.7.0-incubating-SNAPSHOT] -- This message was sent by Atlassian JIRA (v6.3.4#6332)