[ https://issues.apache.org/jira/browse/FLINK-1454?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14291951#comment-14291951 ]
Robert Metzger commented on FLINK-1454: --------------------------------------- Yes. It would be nicer if the system told the user that the network connection was refused. Also, 100s is a pretty long time, in particular because many newbies will come across this issue. > CliFrontend blocks for 100 seconds when submitting to a non-existent > JobManager > ------------------------------------------------------------------------------- > > Key: FLINK-1454 > URL: https://issues.apache.org/jira/browse/FLINK-1454 > Project: Flink > Issue Type: Bug > Components: JobManager > Affects Versions: 0.9 > Reporter: Robert Metzger > > When a user tries to submit a job to a job manager which doesn't exist at > all, the CliFrontend blocks for 100 seconds. > Ideally, Akka would fail because it can not connect to the given > hostname:port. > > {code} > ./bin/flink run ./examples/flink-java-examples-0.9-SNAPSHOT-WordCount.jar -c > foo.Baz > org.apache.flink.client.program.ProgramInvocationException: The main method > caused an error. > at > org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:449) > at > org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:350) > at org.apache.flink.client.program.Client.run(Client.java:242) > at > org.apache.flink.client.CliFrontend.executeProgram(CliFrontend.java:389) > at org.apache.flink.client.CliFrontend.run(CliFrontend.java:362) > at > org.apache.flink.client.CliFrontend.parseParameters(CliFrontend.java:1078) > at org.apache.flink.client.CliFrontend.main(CliFrontend.java:1102) > Caused by: java.util.concurrent.TimeoutException: Futures timed out after > [100 seconds] > at scala.concurrent.impl.Promise$DefaultPromise.ready(Promise.scala:219) > at > scala.concurrent.impl.Promise$DefaultPromise.result(Promise.scala:223) > at scala.concurrent.Await$$anonfun$result$1.apply(package.scala:107) > at > scala.concurrent.BlockContext$DefaultBlockContext$.blockOn(BlockContext.scala:53) > at scala.concurrent.Await$.result(package.scala:107) > at org.apache.flink.runtime.akka.AkkaUtils$.ask(AkkaUtils.scala:265) > at > org.apache.flink.runtime.client.JobClient$.uploadJarFiles(JobClient.scala:169) > at > org.apache.flink.runtime.client.JobClient.uploadJarFiles(JobClient.scala) > at org.apache.flink.client.program.Client.run(Client.java:314) > at org.apache.flink.client.program.Client.run(Client.java:296) > at org.apache.flink.client.program.Client.run(Client.java:290) > at > org.apache.flink.client.program.ContextEnvironment.execute(ContextEnvironment.java:55) > at > org.apache.flink.examples.java.wordcount.WordCount.main(WordCount.java:82) > 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:434) > ... 6 more > The exception above occurred while trying to run your command. > {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332)