Github user markhamstra commented on a diff in the pull request:
https://github.com/apache/spark/pull/186#discussion_r11867044
--- Diff: core/src/main/scala/org/apache/spark/scheduler/DAGScheduler.scala
---
@@ -1152,13 +1003,161 @@ class DAGScheduler(
}
def stop() {
- if (eventProcessActor != null) {
- eventProcessActor ! StopDAGScheduler
- }
+ logInfo("Stopping DAGScheduler")
+ dagSchedulerActorSupervisor ! PoisonPill
taskScheduler.stop()
}
}
+private[scheduler] class DAGSchedulerActorSupervisor(dagScheduler:
DAGScheduler)
+ extends Actor with Logging {
+
+ override val supervisorStrategy =
+ OneForOneStrategy() {
+ case x: Exception => {
+ logError("eventProcesserActor failed due to the error %s; shutting
down SparkContext"
+ .format(x.getMessage))
+ dagScheduler.doCancelAllJobs()
+ dagScheduler.sc.stop()
+ Stop
+ }
+ }
+
+ def receive = {
+ case p: Props => sender ! context.actorOf(p)
+ case _ => logWarning("recevied unknown message in
DAGSchedulerActorSupervisor")
--- End diff --
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