[jira] [Created] (FLINK-1046) Flink Client does not return after running a job with an accumulator

["Robert Metzger (JIRA)" <ji...@apache.org>]

Robert Metzger created FLINK-1046:
-------------------------------------

             Summary: Flink Client does not return after running a job with an accumulator
                 Key: FLINK-1046
                 URL: https://issues.apache.org/jira/browse/FLINK-1046
             Project: Flink
          Issue Type: Bug
    Affects Versions: 0.6-incubating
            Reporter: Robert Metzger


cd flink-0.6-incubating
flink-dist/target/flink-0.6-incubating-bin/flink-0.6-incubating/bin/start-local.sh
flink-dist/target/flink-0.6-incubating-bin/flink-0.6-incubating/bin/flink run flink-examples/flink-java-examples/target/flink-java-examples-0.6-incubating.jar -c org.apache.flink.example.java.relational.EmptyFieldsCountAccumulator

The CliFrontend is waiting at the following position:
{code]
"main" #1 prio=5 os_prio=0 tid=0x00007f102000f000 nid=0x63ea in Object.wait() [0x00007f10274d5000]
   java.lang.Thread.State: WAITING (on object monitor)
	at java.lang.Object.wait(Native Method)
	- waiting on <0x000000076d090620> (a org.apache.flink.runtime.ipc.Client$Call)
	at java.lang.Object.wait(Object.java:502)
	at org.apache.flink.runtime.ipc.Client.call(Client.java:701)
	- locked <0x000000076d090620> (a org.apache.flink.runtime.ipc.Client$Call)
	at org.apache.flink.runtime.ipc.RPC$Invoker.invoke(RPC.java:255)
	at com.sun.proxy.$Proxy1.getAccumulatorResults(Unknown Source)
	at org.apache.flink.runtime.client.JobClient.getAccumulators(JobClient.java:407)
	- locked <0x000000076d78a3f0> (a com.sun.proxy.$Proxy0)
	at org.apache.flink.runtime.client.JobClient.submitJobAndWait(JobClient.java:346)
	at org.apache.flink.client.program.Client.run(Client.java:303)
	at org.apache.flink.client.program.Client.run(Client.java:287)
	at org.apache.flink.client.program.Client.run(Client.java:281)
	at org.apache.flink.client.program.ContextEnvironment.execute(ContextEnvironment.java:54)
	at org.apache.flink.example.java.relational.EmptyFieldsCountAccumulator.main(EmptyFieldsCountAccumulator.java:87)
	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:389)
	at org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:307)
	at org.apache.flink.client.program.Client.run(Client.java:240)
	at org.apache.flink.client.CliFrontend.executeProgram(CliFrontend.java:332)
	at org.apache.flink.client.CliFrontend.run(CliFrontend.java:319)
	at org.apache.flink.client.CliFrontend.parseParameters(CliFrontend.java:930)
	at org.apache.flink.client.CliFrontend.main(CliFrontend.java:954)
{code}



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