Github user jkbradley commented on a diff in the pull request: https://github.com/apache/spark/pull/19278#discussion_r140373060 --- Diff: mllib/src/test/scala/org/apache/spark/ml/tuning/TrainValidationSplitSuite.scala --- @@ -160,11 +160,13 @@ class TrainValidationSplitSuite .setTrainRatio(0.5) .setEstimatorParamMaps(paramMaps) .setSeed(42L) + .setParallelism(2) --- End diff -- Could you update the test for the Model too please?
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