Ngone51 commented on a change in pull request #33896:
URL: https://github.com/apache/spark/pull/33896#discussion_r745302642
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File path: core/src/main/scala/org/apache/spark/MapOutputTracker.scala
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@@ -922,7 +922,7 @@ private[spark] class MapOutputTrackerMaster(
Runtime.getRuntime.availableProcessors(),
statuses.length.toLong * totalSizes.length / parallelAggThreshold +
1).toInt
if (parallelism <= 1) {
- for (s <- statuses) {
+ statuses.filter(_ != null).foreach { s =>
Review comment:
This looks like an unnecessary change. Could `status` be null after this
PR?
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