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Min Shen commented on SPARK-21492: ---------------------------------- We also saw this issue happening in our cluster. Based on the [~taoluo] 's patch, we worked on a patch which fixes this issue for when codegen is enabled. [https://github.com/apache/spark/pull/25888] Would appreciate comments on this. [~taoluo] [~cloud_fan] [~jiangxb1987] > Memory leak in SortMergeJoin > ---------------------------- > > Key: SPARK-21492 > URL: https://issues.apache.org/jira/browse/SPARK-21492 > Project: Spark > Issue Type: Bug > Components: SQL > Affects Versions: 2.2.0, 2.3.0, 2.3.1, 3.0.0 > Reporter: Zhan Zhang > Priority: Major > > In SortMergeJoin, if the iterator is not exhausted, there will be memory leak > caused by the Sort. The memory is not released until the task end, and cannot > be used by other operators causing performance drop or OOM. -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org