我试图杀死我的SparkKafka流从Sparkui的工作。它可以终止应用程序，但驱动程序仍在运行。
谁能帮我一下吗。我对其他流媒体工作很在行。只有一个流媒体的工作是给这个问题的时候。
我不能通过命令或spark ui杀死驱动程序。Spark大师还活着。
我从日志收集的输出是-

16/10/25 03:14:25 INFO BlockManagerMaster: Removed 0 successfully in removeExecutor
16/10/25 03:14:25 INFO SparkUI: Stopped Spark web UI at http://***:4040
16/10/25 03:14:25 INFO SparkDeploySchedulerBackend: Shutting down all executors
16/10/25 03:14:25 INFO SparkDeploySchedulerBackend: Asking each executor to shut down
16/10/25 03:14:35 INFO AppClient: Stop request to Master timed out; it may already be shut down.
16/10/25 03:14:35 INFO MapOutputTrackerMasterEndpoint: MapOutputTrackerMasterEndpoint stopped!
16/10/25 03:14:35 INFO MemoryStore: MemoryStore cleared
16/10/25 03:14:35 INFO BlockManager: BlockManager stopped
16/10/25 03:14:35 INFO BlockManagerMaster: BlockManagerMaster stopped
16/10/25 03:14:35 INFO OutputCommitCoordinator$OutputCommitCoordinatorEndpoint: OutputCommitCoordinator stopped!
16/10/25 03:14:35 INFO SparkContext: Successfully stopped SparkContext
16/10/25 03:14:35 ERROR Inbox: Ignoring error
org.apache.spark.SparkException: Exiting due to error from cluster scheduler: Master removed our application: KILLED
    at org.apache.spark.scheduler.TaskSchedulerImpl.error(TaskSchedulerImpl.scala:438)
    at org.apache.spark.scheduler.cluster.SparkDeploySchedulerBackend.dead(SparkDeploySchedulerBackend.scala:124)
    at org.apache.spark.deploy.client.AppClient$ClientEndpoint.markDead(AppClient.scala:264)
    at org.apache.spark.deploy.client.AppClient$ClientEndpoint$$anonfun$receive$1.applyOrElse(AppClient.scala:172)
    at org.apache.spark.rpc.netty.Inbox$$anonfun$process$1.apply$mcV$sp(Inbox.scala:116)
    at org.apache.spark.rpc.netty.Inbox.safelyCall(Inbox.scala:204)
    at org.apache.spark.rpc.netty.Inbox.process(Inbox.scala:100)
    at org.apache.spark.rpc.netty.Dispatcher$MessageLoop.run(Dispatcher.scala:215)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    at java.lang.Thread.run(Thread.java:745)
16/10/25 03:14:35 WARN NettyRpcEnv: Ignored message: true
16/10/25 03:14:35 WARN AppClient$ClientEndpoint: Connection to master:7077 failed; waiting for master to reconnect...
16/10/25 03:14:35 WARN AppClient$ClientEndpoint: Connection to master:7077 failed; waiting for master to reconnect...