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https://issues.apache.org/jira/browse/DRILL-4246?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15092326#comment-15092326
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Deneche A. Hakim commented on DRILL-4246:
-----------------------------------------
This may be related: {{TestFlatten.testFlatten_Drill2162_simple}} is failing
with a similar error:
{noformat}
testFlatten_Drill2162_simple(org.apache.drill.exec.physical.impl.flatten.TestFlatten)
Time elapsed: 0.244 sec <<< ERROR!
org.apache.drill.exec.rpc.RpcException:
org.apache.drill.common.exceptions.UserRemoteException: SYSTEM ERROR:
IllegalStateException: allocator[op:0:0:0:Screen]: buffer space (0) + prealloc
space (0) + child space (0) != allocated (1048576)
Fragment 0:0
[Error Id: c8059885-a6c4-4e6c-81f5-324e83390c94 on 172.30.1.113:31013]
(java.lang.IllegalStateException) allocator[op:0:0:0:Screen]: buffer space
(0) + prealloc space (0) + child space (0) != allocated (1048576)
org.apache.drill.exec.memory.BaseAllocator.verifyAllocator():653
org.apache.drill.exec.memory.BaseAllocator.verifyAllocator():528
org.apache.drill.exec.memory.BaseAllocator.close():419
org.apache.drill.exec.ops.OperatorContextImpl.close():124
org.apache.drill.exec.ops.FragmentContext.suppressingClose():416
org.apache.drill.exec.ops.FragmentContext.close():405
org.apache.drill.exec.work.fragment.FragmentExecutor.closeOutResources():346
org.apache.drill.exec.work.fragment.FragmentExecutor.cleanup():179
org.apache.drill.exec.work.fragment.FragmentExecutor.run():290
org.apache.drill.common.SelfCleaningRunnable.run():38
java.util.concurrent.ThreadPoolExecutor.runWorker():1145
java.util.concurrent.ThreadPoolExecutor$Worker.run():615
java.lang.Thread.run():745
at
org.apache.drill.exec.rpc.RpcException.mapException(RpcException.java:60)
at
org.apache.drill.exec.client.DrillClient$ListHoldingResultsListener.getResults(DrillClient.java:424)
at
org.apache.drill.exec.client.DrillClient.runQuery(DrillClient.java:321)
at
org.apache.drill.BaseTestQuery.testRunAndReturn(BaseTestQuery.java:318)
at
org.apache.drill.DrillTestWrapper.compareUnorderedResults(DrillTestWrapper.java:316)
at org.apache.drill.DrillTestWrapper.run(DrillTestWrapper.java:126)
at org.apache.drill.TestBuilder.go(TestBuilder.java:129)
at
org.apache.drill.exec.physical.impl.flatten.TestFlatten.testFlatten_Drill2162_simple(TestFlatten.java:189)
{noformat}
> New allocator causing a flatten regression test to fail with
> IllegalStateException
> ----------------------------------------------------------------------------------
>
> Key: DRILL-4246
> URL: https://issues.apache.org/jira/browse/DRILL-4246
> Project: Apache Drill
> Issue Type: Bug
> Components: Execution - Relational Operators
> Affects Versions: 1.5.0
> Reporter: Deneche A. Hakim
> Assignee: Jacques Nadeau
> Priority: Blocker
>
> We are seeing the following error in the test cluster:
> {noformat}
> /framework/resources/Functional/flatten_operators/100000rows/filter3.q
> Query:
> select uid, flatten(events) from `data.json` where uid > 1
> Failed with exception
> java.sql.SQLException: SYSTEM ERROR: IllegalStateException: Unaccounted for
> outstanding allocation (851968)
> Allocator(op:0:0:0:Screen) 1000000/851968/1941504/10000000000
> (res/actual/peak/limit)
> {noformat}
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