Github user squito commented on a diff in the pull request:
https://github.com/apache/spark/pull/21221#discussion_r195291809
--- Diff: core/src/main/scala/org/apache/spark/SparkContext.scala ---
@@ -304,6 +305,11 @@ class SparkContext(config: SparkConf) extends Logging {
_dagScheduler = ds
}
+ private[spark] def heartbeater: Heartbeater = _heartbeater
+ private[spark] def heartbeater_=(hb: Heartbeater): Unit = {
--- End diff --
I don't think you're using this getter and setter at all?
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