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https://issues.apache.org/jira/browse/DRILL-3993?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16327269#comment-16327269
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ASF GitHub Bot commented on DRILL-3993:
---------------------------------------
Github user vvysotskyi commented on a diff in the pull request:
https://github.com/apache/drill/pull/1066#discussion_r161796052
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/physical/impl/aggregate/HashAggTemplate.java
---
@@ -1303,6 +1305,8 @@ private void checkGroupAndAggrValues(int
incomingRowIdx) {
long memDiff = allocator.getAllocatedMemory() - allocatedBeforeHTput;
if ( memDiff > 0 ) { logger.warn("Leak: HashTable put() OOM left
behind {} bytes allocated",memDiff); }
+ checkForSpillPossibility(currentPartition);
--- End diff --
These checks were needed to avoid infinite loop when there is not enough
memory for the spill.
I moved these checks into `spillIfNeeded()` method, so when called
`doSpill()`, `forceSpill` in `spillIfNeeded()` is true and check should be done.
> Rebase Drill on Calcite master branch
> -------------------------------------
>
> Key: DRILL-3993
> URL: https://issues.apache.org/jira/browse/DRILL-3993
> Project: Apache Drill
> Issue Type: Bug
> Components: Query Planning & Optimization
> Affects Versions: 1.2.0
> Reporter: Sudheesh Katkam
> Assignee: Roman Kulyk
> Priority: Major
>
> Calcite keeps moving, and now we need to catch up to Calcite 1.5, and ensure
> there are no regressions.
> Also, how do we resolve this 'catching up' issue in the long term?
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