Github user andrewor14 commented on a diff in the pull request:
https://github.com/apache/spark/pull/2432#discussion_r18311555
--- Diff: core/src/main/scala/org/apache/spark/SparkContext.scala ---
@@ -200,6 +209,7 @@ class SparkContext(config: SparkConf) extends Logging {
private[spark] val listenerBus = new LiveListenerBus
// Create the Spark execution environment (cache, map output tracker,
etc)
+ conf.set("spark.executor.id", "driver")
--- End diff --
What is this used for? The driver is technically not an executor (yes, we
conflate the two elsewhere but that's bad too).
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