Here a try that I given. As first I was configuring my cluster with private ip and it was starting properly. So to avoid this akka issue, I decided to configure my cluster with public address but with this configuration, my cluster is not starting at all. Here is the logs that I get 2016-04-14 09:08:52,845 INFO org.apache.flink.runtime.jobmanager.JobManager - -------------------------------------------------------------------------------- 2016-04-14 09:08:52,847 INFO org.apache.flink.runtime.jobmanager.JobManager - Starting JobManager (Version: 1.0.1, Rev:4afa401, Date:31.03.2016 @ 13:40:33 UTC) 2016-04-14 09:08:52,847 INFO org.apache.flink.runtime.jobmanager.JobManager - Current user: ubuntu 2016-04-14 09:08:52,847 INFO org.apache.flink.runtime.jobmanager.JobManager - JVM: OpenJDK 64-Bit Server VM - Oracle Corporation - 1.7/24.95-b01 2016-04-14 09:08:52,847 INFO org.apache.flink.runtime.jobmanager.JobManager - Maximum heap size: 247 MiBytes 2016-04-14 09:08:52,847 INFO org.apache.flink.runtime.jobmanager.JobManager - JAVA_HOME: (not set) 2016-04-14 09:08:52,880 INFO org.apache.flink.runtime.jobmanager.JobManager - Hadoop version: 1.2.1 2016-04-14 09:08:52,881 INFO org.apache.flink.runtime.jobmanager.JobManager - JVM Options: 2016-04-14 09:08:52,881 INFO org.apache.flink.runtime.jobmanager.JobManager - -Xms256m 2016-04-14 09:08:52,881 INFO org.apache.flink.runtime.jobmanager.JobManager - -Xmx256m 2016-04-14 09:08:52,881 INFO org.apache.flink.runtime.jobmanager.JobManager - -XX:MaxPermSize=256m 2016-04-14 09:08:52,881 INFO org.apache.flink.runtime.jobmanager.JobManager - -Dlog.file=/home/ubuntu/flink/log/flink-ubuntu-jobmanager-1-tresor-thiswithpublicip.479319055.streamly.com.log 2016-04-14 09:08:52,881 INFO org.apache.flink.runtime.jobmanager.JobManager - -Dlog4j.configuration=file:/home/ubuntu/flink/conf/log4j.properties 2016-04-14 09:08:52,881 INFO org.apache.flink.runtime.jobmanager.JobManager - -Dlogback.configurationFile=file:/home/ubuntu/flink/conf/logback.xml 2016-04-14 09:08:52,881 INFO org.apache.flink.runtime.jobmanager.JobManager - Program Arguments: 2016-04-14 09:08:52,881 INFO org.apache.flink.runtime.jobmanager.JobManager - --configDir 2016-04-14 09:08:52,881 INFO org.apache.flink.runtime.jobmanager.JobManager - /home/ubuntu/flink/conf 2016-04-14 09:08:52,881 INFO org.apache.flink.runtime.jobmanager.JobManager - --executionMode 2016-04-14 09:08:52,881 INFO org.apache.flink.runtime.jobmanager.JobManager - cluster 2016-04-14 09:08:52,881 INFO org.apache.flink.runtime.jobmanager.JobManager - Classpath: /home/ubuntu/flink/lib/flink-dist_2.10-1.0.1.jar:/home/ubuntu/flink/lib/flink-python_2.10-1.0.1.jar:/home/ubuntu/flink/lib/log4j-1.2.17.jar:/home/ubuntu/flink/lib/slf4j-log4j12-1.7.7.jar::: 2016-04-14 09:08:52,882 INFO org.apache.flink.runtime.jobmanager.JobManager - -------------------------------------------------------------------------------- 2016-04-14 09:08:52,883 INFO org.apache.flink.runtime.jobmanager.JobManager - Registered UNIX signal handlers for [TERM, HUP, INT] 2016-04-14 09:08:53,324 INFO org.apache.flink.runtime.jobmanager.JobManager - Loading configuration from /home/ubuntu/flink/conf 2016-04-14 09:08:53,373 INFO org.apache.flink.runtime.jobmanager.JobManager - Starting JobManager without high-availability 2016-04-14 09:08:53,390 INFO org.apache.flink.runtime.jobmanager.JobManager - Starting JobManager on 54.233.145.230:6123 with execution mode CLUSTER 2016-04-14 09:08:53,613 INFO org.apache.flink.runtime.jobmanager.JobManager - Security is not enabled. Starting non-authenticated JobManager. 2016-04-14 09:08:53,651 INFO org.apache.flink.util.NetUtils - Unable to allocate on port 6123, due to error: Cannot assign requested address 2016-04-14 09:08:53,654 ERROR org.apache.flink.runtime.jobmanager.JobManager - Failed to run JobManager. java.lang.RuntimeException: Unable to do further retries starting the actor system at org.apache.flink.runtime.jobmanager.JobManager$.retryOnBindException(JobManager.scala:1779) at org.apache.flink.runtime.jobmanager.JobManager$.runJobManager(JobManager.scala:1719) at org.apache.flink.runtime.jobmanager.JobManager$.main(JobManager.scala:1655) at org.apache.flink.runtime.jobmanager.JobManager.main(JobManager.scala)
On Thu, Apr 14, 2016 at 10:11 AM, ned dogg <neddog...@gmail.com> wrote: > Thanks Till for the reply. > > But according to you how can I address that? > > Thanks, > Ned > > On Thu, Apr 14, 2016 at 9:56 AM, Till Rohrmann <till.rohrm...@gmail.com> > wrote: > >> Hi Ned, >> >> I think you are facing the issue described in this JIRA issue [1]. The >> problem is that you have a private and a public IP address and that Akka >> binds to the private IP address. Since the registered IP of an ActorSystem >> and the target IP address of a request to this ActorSystem have to be >> matching, you cannot reach the ActorSystem via the public IP address. >> Requests with a non-matching IP address are discarded, as indicated by the >> last log statements. >> >> [1] https://issues.apache.org/jira/browse/FLINK-2821 >> >> Cheers, >> Till >> >> On Thu, Apr 14, 2016 at 10:41 AM, ned dogg <neddog...@gmail.com> wrote: >> >> > 2016-04-14 08:23:51,900 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> > >> > >> -------------------------------------------------------------------------------- >> > 2016-04-14 08:23:51,902 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> Starting >> > JobManager (Version: 1.0.1, Rev:4afa401, Date:31.03.2016 @ 13:40:33 UTC) >> > 2016-04-14 08:23:51,902 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> Current >> > user: root >> > 2016-04-14 08:23:51,902 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - JVM: >> > OpenJDK 64-Bit Server VM - Oracle Corporation - 1.7/24.95-b01 >> > 2016-04-14 08:23:51,902 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> Maximum >> > heap size: 247 MiBytes >> > 2016-04-14 08:23:51,902 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> > JAVA_HOME: /usr/lib/jvm/java-7-openjdk-amd64 >> > 2016-04-14 08:23:51,929 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - Hadoop >> > version: 1.2.1 >> > 2016-04-14 08:23:51,929 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - JVM >> > Options: >> > 2016-04-14 08:23:51,930 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> > -Xms256m >> > 2016-04-14 08:23:51,930 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> > -Xmx256m >> > 2016-04-14 08:23:51,930 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> > -XX:MaxPermSize=256m >> > 2016-04-14 08:23:51,930 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> > >> > >> -Dlog.file=/home/ubuntu/flink/log/flink-root-jobmanager-0-tresor-testflinkth.1541841583.streamly.com.log >> > 2016-04-14 08:23:51,930 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> > -Dlog4j.configuration=file:/home/ubuntu/flink/conf/log4j.properties >> > 2016-04-14 08:23:51,930 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> > -Dlogback.configurationFile=file:/home/ubuntu/flink/conf/logback.xml >> > 2016-04-14 08:23:51,930 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> Program >> > Arguments: >> > 2016-04-14 08:23:51,930 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> > --configDir >> > 2016-04-14 08:23:51,930 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> > /home/ubuntu/flink/conf >> > 2016-04-14 08:23:51,930 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> > --executionMode >> > 2016-04-14 08:23:51,930 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> > cluster >> > 2016-04-14 08:23:51,930 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> > Classpath: >> > >> > >> /home/ubuntu/flink/lib/flink-dist_2.10-1.0.1.jar:/home/ubuntu/flink/lib/flink-python_2.10-1.0.1.jar:/home/ubuntu/flink/lib/log4j-1.2.17.jar:/home/ubuntu/flink/lib/slf4j-log4j12-1.7.7.jar::: >> > 2016-04-14 08:23:51,930 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> > >> > >> -------------------------------------------------------------------------------- >> > 2016-04-14 08:23:51,931 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> Registered >> > UNIX signal handlers for [TERM, HUP, INT] >> > 2016-04-14 08:23:52,362 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - Loading >> > configuration from /home/ubuntu/flink/conf >> > 2016-04-14 08:23:52,400 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> Starting >> > JobManager without high-availability >> > 2016-04-14 08:23:52,408 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> Starting >> > JobManager on 172.31.45.232:6123 with execution mode CLUSTER >> > 2016-04-14 08:23:52,655 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> Security >> > is not enabled. Starting non-authenticated JobManager. >> > 2016-04-14 08:23:52,701 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> Starting >> > JobManager >> > 2016-04-14 08:23:52,701 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> Starting >> > JobManager actor system at 172.31.45.232:6123 >> > 2016-04-14 08:23:54,091 INFO akka.event.slf4j.Slf4jLogger >> > - Slf4jLogger started >> > 2016-04-14 08:23:54,293 INFO Remoting >> > - Starting remoting >> > 2016-04-14 08:23:54,712 INFO Remoting >> > - Remoting started; listening on addresses >> :[akka.tcp:// >> > flink@172.31.45.232:6123] >> > 2016-04-14 08:23:54,732 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> Starting >> > JobManger web frontend >> > 2016-04-14 08:23:54,777 INFO >> > org.apache.flink.runtime.webmonitor.WebMonitorUtils - >> Determined >> > location of JobManager log file: >> > >> > >> /home/ubuntu/flink/log/flink-root-jobmanager-0-tresor-testflinkth.1541841583.streamly.com.log >> > 2016-04-14 08:23:54,777 INFO >> > org.apache.flink.runtime.webmonitor.WebMonitorUtils - >> Determined >> > location of JobManager stdout file: >> > >> > >> /home/ubuntu/flink/log/flink-root-jobmanager-0-tresor-testflinkth.1541841583.streamly.com.out >> > 2016-04-14 08:23:54,805 INFO >> > org.apache.flink.runtime.webmonitor.WebRuntimeMonitor - Using >> > directory /tmp/flink-web-dadb12c4-4ac9-42d6-b127-712db44b4add for the >> web >> > interface files >> > 2016-04-14 08:23:54,805 INFO >> > org.apache.flink.runtime.webmonitor.WebRuntimeMonitor - Using >> > directory /tmp/flink-web-upload-88dc8823-f114-4787-a6f4-f1955380e384 for >> > web frontend JAR file uploads >> > 2016-04-14 08:23:55,600 INFO >> > org.apache.flink.runtime.webmonitor.WebRuntimeMonitor - Web >> > frontend listening at 0:0:0:0:0:0:0:0:8081 >> > 2016-04-14 08:23:55,601 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> Starting >> > JobManager actor >> > 2016-04-14 08:23:55,619 INFO org.apache.flink.runtime.blob.BlobServer >> > - Created BLOB server storage directory >> > /tmp/blobStore-bbc7f33e-fa65-41f8-8c68-549e9707fd56 >> > 2016-04-14 08:23:55,634 INFO org.apache.flink.runtime.blob.BlobServer >> > - Started BLOB server at 0.0.0.0:60439 - max >> concurrent >> > requests: 50 - max backlog: 1000 >> > 2016-04-14 08:23:55,653 INFO >> > org.apache.flink.runtime.checkpoint.SavepointStoreFactory - Using >> job >> > manager savepoint state backend. >> > 2016-04-14 08:23:55,678 INFO >> > org.apache.flink.runtime.webmonitor.WebRuntimeMonitor - >> Starting >> > with JobManager akka.tcp://flink@172.31.45.232:6123/user/jobmanager on >> > port >> > 8081 >> > 2016-04-14 08:23:55,678 INFO >> > org.apache.flink.runtime.webmonitor.JobManagerRetriever - New >> leader >> > reachable under akka.tcp:// >> flink@172.31.45.232:6123/user/jobmanager:null. >> > 2016-04-14 08:23:55,692 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> Starting >> > JobManager at akka.tcp://flink@172.31.45.232:6123/user/jobmanager. >> > 2016-04-14 08:23:55,696 INFO >> > org.apache.flink.runtime.jobmanager.MemoryArchivist - Started >> > memory archivist akka://flink/user/archive >> > 2016-04-14 08:23:55,702 INFO >> > org.apache.flink.runtime.jobmanager.JobManager - >> JobManager >> > akka.tcp://flink@172.31.45.232:6123/user/jobmanager was granted >> leadership >> > with leader session ID None. >> > 2016-04-14 08:24:12,740 INFO >> > org.apache.flink.runtime.instance.InstanceManager - >> Registered >> > TaskManager at tresor-testflinkth (akka.tcp:// >> > flink@172.31.45.130:42189/user/taskmanager) as >> > 734b6b21dd60760c7a05722db3c3d1c4. Current number of registered hosts is >> 1. >> > Current number of alive task slots is 1. >> > 2016-04-14 08:24:17,855 INFO >> > org.apache.flink.runtime.instance.InstanceManager - >> Registered >> > TaskManager at tresor-testflinkth (akka.tcp:// >> > flink@172.31.34.121:58814/user/taskmanager) as >> > fead50f6831aa3f341d58162bb918d90. Current number of registered hosts is >> 2. >> > Current number of alive task slots is 2. >> > 2016-04-14 08:29:50,346 ERROR akka.remote.EndpointWriter >> > - dropping message [class >> > akka.actor.ActorSelectionMessage] for non-local recipient >> > [Actor[akka.tcp:// >> > flink@54.233.183.228:6123/]] arriving at [akka.tcp:// >> > flink@54.233.183.228:6123] inbound addresses are [akka.tcp:// >> > flink@172.31.45.232:6123] >> > 2016-04-14 08:29:59,777 WARN akka.remote.ReliableDeliverySupervisor >> > - Association with remote system [akka.tcp:// >> > flink@127.0.0.1:35953] has failed, address is now gated for [5000] ms. >> > Reason is: [Disassociated]. >> > >> > >> > Where 54.233.183.228 <http://flink@54.233.183.228:6123> is the public >> > address of the VM hosting job manager and 172.31.45.232 >> > <http://flink@172.31.45.232:6123> is it private address. >> > 172.31.45.130 <http://flink@172.31.45.130:42189/user/taskmanager> and >> > 172.31.34.121 <http://flink@172.31.34.121:58814/user/taskmanager> are >> the >> > private address of the task manager >> > >> > On Thu, Apr 14, 2016 at 9:05 AM, Till Rohrmann <trohrm...@apache.org> >> > wrote: >> > >> > > I'm referring to the jobmanager.log file not the client log file. You >> can >> > > find it in the `/log` directory. >> > > >> > > Cheers, >> > > Till >> > > >> > > On Thu, Apr 14, 2016 at 9:56 AM, ned dogg <neddog...@gmail.com> >> wrote: >> > > >> > > > Hi Till >> > > > >> > > > Thanks for the prompt reply. >> > > > >> > > > The logs say that Please make sure that the actor is running and its >> > port >> > > > is reachable. >> > > > And it is actaully reachable because I can ping that address. >> > > > >> > > > Ned. >> > > > >> > > > On Thu, Apr 14, 2016 at 8:43 AM, Till Rohrmann < >> > till.rohrm...@gmail.com> >> > > > wrote: >> > > > >> > > > > Hi Ned, >> > > > > >> > > > > what does the logs of the JobManager say? >> > > > > >> > > > > Cheers, >> > > > > Till >> > > > > On Apr 14, 2016 9:19 AM, "ned dogg" <neddog...@gmail.com> wrote: >> > > > > >> > > > > > Hi everybody, >> > > > > > >> > > > > > I'm Ned, a young and passionte developer of apache >> technologies. I >> > > have >> > > > > > been playing with apache flink lastly. >> > > > > > >> > > > > > This is what I wanted to do submit a flink topology to a remote >> > flink >> > > > > > cluster. The following are the steps that I did. >> > > > > > >> > > > > > - Install flink as a cluster indicated on the link >> > > > > > >> > > > > > >> > > > > >> > > > >> > > >> > >> https://ci.apache.org/projects/flink/flink-docs-master/setup/cluster_setup.html >> > > > > > on three remotes VMs. >> > > > > > - Run the sample WordCountRemoteByClient >> > > > > > < >> > > > > > >> > > > > >> > > > >> > > >> > >> https://github.com/apache/flink/blob/master/flink-contrib/flink-storm-examples/src/main/java/org/apache/flink/storm/wordcount/WordCountRemoteByClient.java >> > > > > > > >> > > > > > by >> > > > > > changing >> > > > > > conf.put(Config.NIMBUS_HOST, "localhost"); to >> > > > > > conf.put(Config.NIMBUS_HOST, >> > > "publicIpOfJobmanagerInMyRemoteCluster"); >> > > > > > >> > > > > > Unfortunately for me when I run that program, I have a the >> > following >> > > > > > exception. >> > > > > > >> > > > > > org.apache.flink.client.program.ProgramInvocationException: The >> > main >> > > > > method >> > > > > > caused an error. >> > > > > > at >> > > > > > >> > > > > > >> > > > > >> > > > >> > > >> > >> org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:520) >> > > > > > 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: java.lang.RuntimeException: Could not connect to >> Flink >> > > > > > JobManager with address >> publicIpOfJobmanagerInMyRemoteCluster:6123 >> > > > > > at >> > > > > > >> > > > > > >> > > > > >> > > > >> > > >> > >> org.apache.flink.storm.api.FlinkClient.getTopologyJobId(FlinkClient.java:305) >> > > > > > at >> > > > > > >> > > > > > >> > > > > >> > > > >> > > >> > >> org.apache.flink.storm.api.FlinkClient.submitTopologyWithOpts(FlinkClient.java:177) >> > > > > > at >> > > > > > >> > > > > >> > > > >> > > >> > >> org.apache.flink.storm.api.FlinkClient.submitTopology(FlinkClient.java:167) >> > > > > > at >> > > > > > >> > > > > > >> > > > > >> > > > >> > > >> > >> stormWorldCount.WordCountRemoteByClient.main(WordCountRemoteByClient.java:72) >> > > > > > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) >> > > > > > at >> > > > > > >> > > > > > >> > > > > >> > > > >> > > >> > >> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) >> > > > > > at >> > > > > > >> > > > > > >> > > > > >> > > > >> > > >> > >> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) >> > > > > > at java.lang.reflect.Method.invoke(Method.java:483) >> > > > > > at >> > > > > > >> > > > > > >> > > > > >> > > > >> > > >> > >> org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:505) >> > > > > > ... 6 more >> > > > > > Caused by: java.io.IOException: Actor at akka.tcp://flink@ >> > > > > > publicIpOfJobmanagerInMyRemoteCluster:6123/user/jobmanager not >> > > > reachable. >> > > > > > Please make sure that the actor is running and its port is >> > reachable. >> > > > > > at >> > > > > > >> > > > >> > >> org.apache.flink.runtime.akka.AkkaUtils$.getActorRef(AkkaUtils.scala:384) >> > > > > > at >> > > > > > >> > > > > > >> > > > > >> > > > >> > > >> > >> org.apache.flink.runtime.jobmanager.JobManager$.getJobManagerActorRef(JobManager.scala:2380) >> > > > > > at >> > > > > > >> > > > > > >> > > > > >> > > > >> > > >> > >> org.apache.flink.runtime.jobmanager.JobManager$.getJobManagerActorRef(JobManager.scala:2400) >> > > > > > at >> > > > > > >> > > > > > >> > > > > >> > > > >> > > >> > >> org.apache.flink.runtime.jobmanager.JobManager.getJobManagerActorRef(JobManager.scala) >> > > > > > at >> > > > > > >> > > > > >> > > > >> > > >> > >> org.apache.flink.storm.api.FlinkClient.getJobManager(FlinkClient.java:333) >> > > > > > at >> > > > > > >> > > > > > >> > > > > >> > > > >> > > >> > >> org.apache.flink.storm.api.FlinkClient.getTopologyJobId(FlinkClient.java:279) >> > > > > > ... 14 more >> > > > > > Caused by: java.util.concurrent.TimeoutException: Futures timed >> out >> > > > after >> > > > > > [10000 milliseconds] >> > > > > > 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$.getActorRef(AkkaUtils.scala:380) >> > > > > > ... 19 more >> > > > > > >> > > > > > I try ping my jobmanager with >> > > > > > curl publicIpOfJobmanagerInMyRemoteCluster:6123 I had the >> following >> > > as >> > > > > > responces. >> > > > > > >> > > > > > curl: (52) Empty reply from server >> > > > > > >> > > > > > Which is an indication that the job manager is reachable. >> > > > > > >> > > > > > So I was wondering if I doing it the right way. Please any help >> > will >> > > be >> > > > > > welcoming. >> > > > > > >> > > > > > Thanks, >> > > > > > Ned >> > > > > > >> > > > > >> > > > >> > > >> > >> > >