Github user andrewor14 commented on a diff in the pull request:
https://github.com/apache/spark/pull/126#discussion_r11280307
--- Diff: core/src/main/scala/org/apache/spark/MapOutputTracker.scala ---
@@ -194,17 +194,43 @@ private[spark] class MapOutputTracker(conf:
SparkConf) extends Logging {
}
}
}
+
+ /** Unregister shuffle data */
+ def unregisterShuffle(shuffleId: Int) {
+ mapStatuses.remove(shuffleId)
+ }
+
+ def stop() {
+ sendTracker(StopMapOutputTracker)
--- End diff --
Looks like this is only called when SparkEnv.stop() is called, which is
only called on the driver in SparkContext. Like many other things in
`MapOutputTracker`, this should really be in `MapOutputTrackerMaster`, not the
abstract parent. I'll move it.
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