Github user mingyukim commented on a diff in the pull request:
https://github.com/apache/spark/pull/8763#discussion_r39568729
--- Diff: core/src/main/scala/org/apache/spark/rdd/NewHadoopRDD.scala ---
@@ -230,12 +251,16 @@ class NewHadoopRDD[K, V](
super.persist(storageLevel)
}
-
- def getConf: Configuration = confBroadcast.value.value
--- End diff --
I'm not sure how that helps. You'll want the Configuration to be cloned
every time it's called in order to fix the concurrent modification issue. If
you make it a lazy val, the lazily evaluated value will still be shared by
multiple threads.
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