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https://issues.apache.org/jira/browse/DRILL-6348?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16452730#comment-16452730
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ASF GitHub Bot commented on DRILL-6348:
---------------------------------------
Github user vrozov commented on a diff in the pull request:
https://github.com/apache/drill/pull/1237#discussion_r184146733
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/physical/impl/unorderedreceiver/UnorderedReceiverBatch.java
---
@@ -182,13 +184,18 @@ public IterOutcome next() {
return IterOutcome.OUT_OF_MEMORY;
}
+ // Transfer the ownership of this raw-batch to this operator for
proper memory statistics reporting
+ batch = batch.transferBodyOwnership(oContext.getAllocator());
+
final RecordBatchDef rbd = batch.getHeader().getDef();
final boolean schemaChanged = batchLoader.load(rbd, batch.getBody());
// TODO: Clean: DRILL-2933: That load(...) no longer throws
// SchemaChangeException, so check/clean catch clause below.
stats.addLongStat(Metric.BYTES_RECEIVED, batch.getByteCount());
batch.release();
+ batch = null;
--- End diff --
Why can't it be done in finally?
> Unordered Receiver does not report its memory usage
> ---------------------------------------------------
>
> Key: DRILL-6348
> URL: https://issues.apache.org/jira/browse/DRILL-6348
> Project: Apache Drill
> Issue Type: Task
> Components: Execution - Flow
> Reporter: salim achouche
> Assignee: salim achouche
> Priority: Major
> Fix For: 1.14.0
>
>
> The Drill Profile functionality doesn't show any memory usage for the
> Unordered Receiver operator. This is problematic when analyzing OOM
> conditions since we cannot account for all of a query memory usage. This Jira
> is to fix memory reporting for the Unordered Receiver operator.
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