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-rw-r--r--core/src/main/scala/org/apache/spark/deploy/master/Master.scala11
1 files changed, 2 insertions, 9 deletions
diff --git a/core/src/main/scala/org/apache/spark/deploy/master/Master.scala b/core/src/main/scala/org/apache/spark/deploy/master/Master.scala
index 1fd2114169..9ed49e01be 100644
--- a/core/src/main/scala/org/apache/spark/deploy/master/Master.scala
+++ b/core/src/main/scala/org/apache/spark/deploy/master/Master.scala
@@ -149,7 +149,6 @@ private[spark] class Master(
override def postStop() {
webUi.stop()
- appIdToUI.values.foreach(_.stop())
masterMetricsSystem.stop()
applicationMetricsSystem.stop()
persistenceEngine.close()
@@ -622,10 +621,7 @@ private[spark] class Master(
if (completedApps.size >= RETAINED_APPLICATIONS) {
val toRemove = math.max(RETAINED_APPLICATIONS / 10, 1)
completedApps.take(toRemove).foreach( a => {
- appIdToUI.remove(a.id).foreach { ui =>
- ui.stop()
- webUi.detachUI(ui)
- }
+ appIdToUI.remove(a.id).foreach { ui => webUi.detachUI(ui) }
applicationMetricsSystem.removeSource(a.appSource)
})
completedApps.trimStart(toRemove)
@@ -681,10 +677,7 @@ private[spark] class Master(
// Do not call ui.bind() to avoid creating a new server for each application
ui.start()
val success = replayerBus.replay(eventLogDir)
- if (!success) {
- ui.stop()
- None
- } else Some(ui)
+ if (success) Some(ui) else None
}
/** Generate a new app ID given a app's submission date */