Github user rxin commented on a diff in the pull request:
https://github.com/apache/spark/pull/11927#discussion_r57275342
--- Diff: core/src/main/scala/org/apache/spark/rdd/PipedRDD.scala ---
@@ -205,6 +206,8 @@ private[spark] class PipedRDD[T: ClassTag](
private def propagateChildException(): Unit = {
val t = childThreadException.get()
if (t != null) {
+ logError(s"Caught exception ${t.getMessage} while running
pipe(). Command ran: " +
--- End diff --
the exception message might be very long. would be better to put this at
the end rather than in the middle.
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