Github user Ngone51 commented on a diff in the pull request:
https://github.com/apache/spark/pull/21079#discussion_r181938225
--- Diff:
core/src/main/scala/org/apache/spark/scheduler/ShuffleMapTask.scala ---
@@ -113,3 +118,24 @@ private[spark] class ShuffleMapTask(
override def toString: String = "ShuffleMapTask(%d, %d)".format(stageId,
partitionId)
}
+
+object ShuffleMapTask extends Logging {
+ private val cache = CacheBuilder.newBuilder()
--- End diff --
Do we need to clear this `cache` at the end of a app ?
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