Github user jerryshao commented on a diff in the pull request: https://github.com/apache/spark/pull/18322#discussion_r122610588 --- Diff: core/src/main/scala/org/apache/spark/deploy/SparkSubmitArguments.scala --- @@ -278,6 +278,14 @@ private[deploy] class SparkSubmitArguments(args: Seq[String], env: Map[String, S if (pyFiles != null && !isPython) { SparkSubmit.printErrorAndExit("--py-files given but primary resource is not a Python script") } + if (totalExecutorCores != null && executorCores != null) { --- End diff -- Think about this again, I think this part of code logic could be moved to `SparkConf`, in case user sets these configuration via `SparkConf` object in a programmatic way.
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