Bago Amirbekian created SPARK-22949:
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Summary: Reduce memory requirement for TrainValidationSplit
Key: SPARK-22949
URL: https://issues.apache.org/jira/browse/SPARK-22949
Project: Spark
Issue Type: Bug
Components: ML
Affects Versions: 2.3.0
Reporter: Bago Amirbekian
Priority: Critical
There was a fix in {{ CrossValidator }} to reduce memory usage on the driver,
the same patch to be applied to {{ TrainValidationSplit }}.
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