Github user aarondav commented on a diff in the pull request:
https://github.com/apache/spark/pull/5004#discussion_r26441964
--- Diff: core/src/main/scala/org/apache/spark/util/Utils.scala ---
@@ -1156,6 +1156,18 @@ private[spark] object Utils extends Logging {
}
/**
+ * Execute a block of code that evaluates to Unit, stop SparkContext is
any uncaught exception
--- End diff --
Add a comment contrasting this to tryOrExit, saying that this method is
suitable for the driver while tryOrExit should be used for other JVMs started
by Spark, over which we have full control. Also, second part should say
something like "stopping the SparkContext if there is any uncaught exception."
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