Github user Ben-Zvi commented on a diff in the pull request:
https://github.com/apache/drill/pull/938#discussion_r139045744
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/physical/impl/aggregate/HashAggTemplate.java
---
@@ -1335,7 +1470,7 @@ private void updateStats(HashTable[] htables) {
}
if ( rowsReturnedEarly > 0 ) {
stats.setLongStat(Metric.SPILL_MB, // update stats - est. total MB
returned early
- (int) Math.round( rowsReturnedEarly * estRowWidth / 1024.0D /
1024.0));
+ (int) Math.round( rowsReturnedEarly * estOutputRowWidth /
1024.0D / 1024.0));
--- End diff --
Work will be done later as part of DRILL-5779
---