Github user vanzin commented on a diff in the pull request: https://github.com/apache/spark/pull/20652#discussion_r169736571 --- Diff: core/src/main/scala/org/apache/spark/SecurityManager.scala --- @@ -529,7 +529,8 @@ private[spark] class SecurityManager( return } - if (sparkConf.get(SparkLauncher.SPARK_MASTER, null) != "yarn") { + val master = sparkConf.get(SparkLauncher.SPARK_MASTER, "") --- End diff -- I'm not sure this will work for local-cluster. Try `local-cluster[2, 1, 1024]` as the master and see what happens.
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