LantaoJin commented on a change in pull request #23951:
[SPARK-27038][CORE][YARN] Re-implement RackResolver to reduce resolving time
URL: https://github.com/apache/spark/pull/23951#discussion_r263777831
##########
File path: core/src/main/scala/org/apache/spark/scheduler/TaskSetManager.scala
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@@ -184,11 +184,23 @@ private[spark] class TaskSetManager(
t.epoch = epoch
}
+ // An array to store preferred location and its task index
+ private val locationWithTaskIndex: ArrayBuffer[(String, Int)] = new
ArrayBuffer[(String, Int)]()
+ private val addTaskStartTime = System.nanoTime()
Review comment:
Fixed.
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