Could you check the logs in FLINK_HOME/log/. They might tell you what went wrong after submitting the job to the jobmanager.
Cheers, Till On Wed, May 18, 2016 at 10:05 AM, Ramkumar <ramkumarbe.e...@gmail.com> wrote: > Hi, > > As you mentioned, my program contains a loop with infinite iterations. I > was not able to stop by kill -9 command. Instead I killed the entire flink > cluster job. I set up the cluster again with one master and three slaves. > Now when I try to run the code, it is showing the following exceptions. > > The program finished with the following exception: > > org.apache.flink.client.program.ProgramInvocationException: The program > execution failed: Communication with JobManager failed: Lost connection to > the JobManager. > at > org.apache.flink.client.program.Client.runBlocking(Client.java:381) > at > org.apache.flink.client.program.Client.runBlocking(Client.java:355) > at > > org.apache.flink.streaming.api.environment.StreamContextEnvironment.execute(StreamContextEnvironment.java:65) > at org.apache.flink.project05.WordCount.main(WordCount.java:95) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) > at > > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:606) > at > > org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:505) > at > > org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:403) > at > org.apache.flink.client.program.Client.runBlocking(Client.java:248) > at > > org.apache.flink.client.CliFrontend.executeProgramBlocking(CliFrontend.java:866) > at org.apache.flink.client.CliFrontend.run(CliFrontend.java:333) > at > org.apache.flink.client.CliFrontend.parseParameters(CliFrontend.java:1189) > at org.apache.flink.client.CliFrontend.main(CliFrontend.java:1239) > Caused by: org.apache.flink.runtime.client.JobExecutionException: > Communication with JobManager failed: Lost connection to the JobManager. > at > > org.apache.flink.runtime.client.JobClient.submitJobAndWait(JobClient.java:141) > at > org.apache.flink.client.program.Client.runBlocking(Client.java:379) > ... 14 more > Caused by: > org.apache.flink.runtime.client.JobClientActorConnectionTimeoutException: > Lost connection to the JobManager. > at > > org.apache.flink.runtime.client.JobClientActor.handleMessage(JobClientActor.java:244) > at > > org.apache.flink.runtime.akka.FlinkUntypedActor.handleLeaderSessionID(FlinkUntypedActor.java:88) > at > > org.apache.flink.runtime.akka.FlinkUntypedActor.onReceive(FlinkUntypedActor.java:68) > at > > akka.actor.UntypedActor$$anonfun$receive$1.applyOrElse(UntypedActor.scala:167) > at akka.actor.Actor$class.aroundReceive(Actor.scala:465) > at akka.actor.UntypedActor.aroundReceive(UntypedActor.scala:97) > at akka.actor.ActorCell.receiveMessage(ActorCell.scala:516) > at akka.actor.ActorCell.invoke(ActorCell.scala:487) > at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:254) > at akka.dispatch.Mailbox.run(Mailbox.scala:221) > at akka.dispatch.Mailbox.exec(Mailbox.scala:231) > at > scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260) > at > > scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.pollAndExecAll(ForkJoinPool.java:1253) > at > > scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1346) > at > scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979) > at > > scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107) > > > > > -- > View this message in context: > http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/killing-process-in-Flink-cluster-tp6889p6982.html > Sent from the Apache Flink User Mailing List archive. mailing list archive > at Nabble.com. >
