Github user andrewor14 commented on a diff in the pull request:
https://github.com/apache/spark/pull/7119#discussion_r38492570
--- Diff: core/src/main/scala/org/apache/spark/scheduler/Pool.scala ---
@@ -97,8 +99,14 @@ private[spark] class Pool(
override def getSortedTaskSetQueue: ArrayBuffer[TaskSetManager] = {
var sortedTaskSetQueue = new ArrayBuffer[TaskSetManager]
+ def targetSchedulables = { sq:ConcurrentLinkedQueue[Schedulable] =>
+ if (maxRunning != 0)
+ sq.take(maxRunning).toSeq
+ else
+ sq.toSeq
+ }
--- End diff --
this is only used once so it can be a val:
```
val targetSchedulables =
if (maxRunning != 0) {
schedulableQueue.take(maxRunning).toSeq
} else {
schedulableQueue.toSeq
}
val sortedSchedulableQueue = targetSchedulables.sortWith(...)
```
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