Github user viirya commented on a diff in the pull request: https://github.com/apache/spark/pull/17357#discussion_r131582810 --- Diff: core/src/main/scala/org/apache/spark/deploy/rest/StandaloneRestServer.scala --- @@ -139,7 +139,9 @@ private[rest] class StandaloneSubmitRequestServlet( val driverExtraLibraryPath = sparkProperties.get("spark.driver.extraLibraryPath") val superviseDriver = sparkProperties.get("spark.driver.supervise") val appArgs = request.appArgs - val environmentVariables = request.environmentVariables + // Filter SPARK_LOCAL environment variables from being set on the remote system. + val environmentVariables = + request.environmentVariables.filterNot(_._1.startsWith("SPARK_LOCAL")) --- End diff -- I guess that Driver might not use `SPARK_LOCAL_DIRS`. But yes we may only need to filter out `SPARK_LOCAL_IP` and `SPARK_LOCAL_HOSTNAME`.
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