Github user sryza commented on a diff in the pull request:
https://github.com/apache/spark/pull/900#discussion_r13740722
--- Diff:
core/src/main/scala/org/apache/spark/scheduler/cluster/CoarseGrainedSchedulerBackend.scala
---
@@ -48,6 +48,10 @@ class CoarseGrainedSchedulerBackend(scheduler:
TaskSchedulerImpl, actorSystem: A
var totalCoreCount = new AtomicInteger(0)
val conf = scheduler.sc.conf
private val timeout = AkkaUtils.askTimeout(conf)
+ val minRegisteredNum = conf.getDouble("spark.executor.minRegisteredNum",
0)
--- End diff --
+1 for using a percentage. spark.scheduler seems like the right prefix
(and we should use it for maxRegisteredWaitingTime as well)
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