Github user tdas commented on a diff in the pull request:
https://github.com/apache/spark/pull/831#discussion_r12822662
--- Diff: core/src/main/scala/org/apache/spark/rdd/RDD.scala ---
@@ -118,8 +118,25 @@ abstract class RDD[T: ClassTag](
// Methods and fields available on all RDDs
//
=======================================================================
+ /** Accessor method which throws a runtime exception if null. This lets
us have
--- End diff --
This is does not seem like a good, intuitive solution to identify whether
any RDD operation is being executed inside an executor. What if in future this
is not transient?
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