Hi, I have installed flink 1.5 in standalone mode and trying a basic run as per this example started netcat on port 2199 nc -l 2219 & Run the example ./bin/flink run examples/streaming/SocketWindowWordCount.jar --port 2199 Starting execution of program ------------------------------------------------------------ The program finished with the following exception: org.apache.flink.client.program.ProgramInvocationException: Could not retrieve the execution result. at org.apache.flink.client.program.rest.RestClusterClient.submitJob(RestClusterClient.java:258) at org.apache.flink.client.program.ClusterClient.run(ClusterClient.java:464) at org.apache.flink.streaming.api.environment.StreamContextEnvironment.execute(StreamContextEnvironment.java:66) at org.apache.flink.streaming.examples.socket.SocketWindowWordCount.main(SocketWindowWordCount.java:92) 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:498) at org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:528) at org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:420) at org.apache.flink.client.program.ClusterClient.run(ClusterClient.java:404) at org.apache.flink.client.cli.CliFrontend.executeProgram(CliFrontend.java:781) at org.apache.flink.client.cli.CliFrontend.runProgram(CliFrontend.java:275) at org.apache.flink.client.cli.CliFrontend.run(CliFrontend.java:210) at org.apache.flink.client.cli.CliFrontend.parseParameters(CliFrontend.java:1020) at org.apache.flink.client.cli.CliFrontend.lambda$main$9(CliFrontend.java:1096) at org.apache.flink.runtime.security.NoOpSecurityContext.runSecured(NoOpSecurityContext.java:30) at org.apache.flink.client.cli.CliFrontend.main(CliFrontend.java:1096) Caused by: org.apache.flink.runtime.client.JobSubmissionException: Failed to submit JobGraph. Appreciate any suggestions. Thanks Dr Mich Talebzadeh
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Hi Mich, You port is not matching. Start netcat with "nc -l 2219 &", but run flink job with "--port 2199". On Fri, Jun 29, 2018 at 8:40 PM, Mich Talebzadeh <[hidden email]> wrote:
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thanks Hequn. This the port I started with hduser@rhes75: /data6/hduser/flink-1.5.0> nc -l 2219 hello and as I expected I should collect from port 2219? However, I did what you suggested ./bin/flink run examples/streaming/SocketWindowWordCount.jar --port 2199 Starting execution of program ------------------------------------------------------------ The program finished with the following exception: org.apache.flink.client.program.ProgramInvocationException: Could not retrieve the execution result. unfortunately I am getting the same error. Cheers Dr Mich Talebzadeh
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On Fri, 29 Jun 2018 at 14:11, Hequn Cheng <[hidden email]> wrote:
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port should be consistent. 2>./bin/flink run examples/streaming/SocketWindowWordCount.jar --port 2219 On Fri, Jun 29, 2018 at 9:21 PM, Mich Talebzadeh <[hidden email]> wrote:
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As it turned out in the application log, it could mot find yarn configuraration! not anything to do with port Caused by: java.lang.ClassNotFoundException: org.apache.hadoop.yarn.conf.YarnConfiguration. I had installed flink without bundled Hadoop and my version of Hadoop is 3.1 I went back and downloaded flink built with Hadoop 2.8 and that worked Thanks Dr Mich Talebzadeh
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On Fri, 29 Jun 2018 at 14:57, Hequn Cheng <[hidden email]> wrote:
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