Github user CodingCat commented on a diff in the pull request:
https://github.com/apache/spark/pull/4129#discussion_r23299681
--- Diff:
core/src/main/scala/org/apache/spark/scheduler/cluster/SparkDeploySchedulerBackend.scala
---
@@ -78,7 +78,11 @@ private[spark] class SparkDeploySchedulerBackend(
val appUIAddress = sc.ui.map(_.appUIAddress).getOrElse("")
val appDesc = new ApplicationDescription(sc.appName, maxCores,
sc.executorMemory, command,
appUIAddress, sc.eventLogDir)
-
+ appDesc.coreNumPerTask = conf.getInt("spark.task.cpus", 1)
--- End diff --
I chose var with the concern that, if I use val, that means I need to add
it as the constructor parameter...just not sure if I can pass the binary
compatibility checking
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