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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-8813) AutoParallellismITCase fails with Flip6
Date Thu, 29 Mar 2018 12:04:00 GMT

    [ https://issues.apache.org/jira/browse/FLINK-8813?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16418853#comment-16418853
] 

ASF GitHub Bot commented on FLINK-8813:
---------------------------------------

Github user asfgit closed the pull request at:

    https://github.com/apache/flink/pull/5756


> AutoParallellismITCase fails with Flip6
> ---------------------------------------
>
>                 Key: FLINK-8813
>                 URL: https://issues.apache.org/jira/browse/FLINK-8813
>             Project: Flink
>          Issue Type: Bug
>          Components: JobManager, Tests
>    Affects Versions: 1.5.0
>            Reporter: Chesnay Schepler
>            Assignee: Piotr Nowojski
>            Priority: Blocker
>              Labels: flip-6
>             Fix For: 1.5.0
>
>
> The {{AutoParallelismITCase}} fails when running against flip6. ([https://travis-ci.org/zentol/flink/jobs/347373854)]
> It appears that the {{JobMaster}} does not properly handle {{ExecutionConfig#PARALLELISM_AUTO_MAX}}.
>  
> Exception:
> {code:java}
> Caused by: org.apache.flink.runtime.client.JobSubmissionException: Could not start JobManager.
> 	at org.apache.flink.runtime.dispatcher.Dispatcher.submitJob(Dispatcher.java:287)
> 	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.runtime.rpc.akka.AkkaRpcActor.handleRpcInvocation(AkkaRpcActor.java:210)
> 	at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleMessage(AkkaRpcActor.java:154)
> 	at org.apache.flink.runtime.rpc.akka.FencedAkkaRpcActor.handleMessage(FencedAkkaRpcActor.java:66)
> 	at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.lambda$onReceive$1(AkkaRpcActor.java:132)
> 	at akka.actor.ActorCell$$anonfun$become$1.applyOrElse(ActorCell.scala:544)
> 	at akka.actor.Actor$class.aroundReceive(Actor.scala:502)
> 	at akka.actor.UntypedActor.aroundReceive(UntypedActor.scala:95)
> 	at akka.actor.ActorCell.receiveMessage(ActorCell.scala:526)
> 	at akka.actor.ActorCell.invoke(ActorCell.scala:495)
> 	at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:257)
> 	at akka.dispatch.Mailbox.run(Mailbox.scala:224)
> 	at akka.dispatch.Mailbox.exec(Mailbox.scala:234)
> 	at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)
> 	at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339)
> 	at scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)
> 	at scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)
> Caused by: org.apache.flink.runtime.client.JobExecutionException: Could not set up JobManager
> 	at org.apache.flink.runtime.jobmaster.JobManagerRunner.<init>(JobManagerRunner.java:181)
> 	at org.apache.flink.runtime.dispatcher.Dispatcher$DefaultJobManagerRunnerFactory.createJobManagerRunner(Dispatcher.java:747)
> 	at org.apache.flink.runtime.dispatcher.Dispatcher.submitJob(Dispatcher.java:243)
> 	... 20 more
> Caused by: java.lang.IllegalArgumentException: The parallelism must be at least one.
> 	at org.apache.flink.runtime.jobgraph.JobVertex.setParallelism(JobVertex.java:290)
> 	at org.apache.flink.runtime.executiongraph.ExecutionGraphBuilder.buildGraph(ExecutionGraphBuilder.java:162)
> 	at org.apache.flink.runtime.jobmaster.JobMaster.<init>(JobMaster.java:295)
> 	at org.apache.flink.runtime.jobmaster.JobManagerRunner.<init>(JobManagerRunner.java:170)
> 	... 22 more{code}
>  
> The likely culprit is this call to {{ExecutionGraphBuilder#buildGraph}} in the {{JobMaster}}
constructor:
> {code:java}
> this.executionGraph = ExecutionGraphBuilder.buildGraph(
>    null,
>    jobGraph,
>    jobMasterConfiguration.getConfiguration(),
>    scheduledExecutorService,
>    scheduledExecutorService,
>    slotPool.getSlotProvider(),
>    userCodeLoader,
>    highAvailabilityServices.getCheckpointRecoveryFactory(),
>    rpcTimeout,
>    restartStrategy,
>    jobMetricGroup,
>    -1, // parallelismForAutoMax
>    blobServer,
>    jobMasterConfiguration.getSlotRequestTimeout(),
>    log);{code}



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