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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-6682) Improve error message in case parallelism exceeds maxParallelism
Date Sun, 25 Jun 2017 06:46:02 GMT

    [ https://issues.apache.org/jira/browse/FLINK-6682?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16062235#comment-16062235
] 

ASF GitHub Bot commented on FLINK-6682:
---------------------------------------

Github user asfgit closed the pull request at:

    https://github.com/apache/flink/pull/4125


> Improve error message in case parallelism exceeds maxParallelism
> ----------------------------------------------------------------
>
>                 Key: FLINK-6682
>                 URL: https://issues.apache.org/jira/browse/FLINK-6682
>             Project: Flink
>          Issue Type: Improvement
>          Components: State Backends, Checkpointing
>    Affects Versions: 1.3.0, 1.4.0
>            Reporter: Chesnay Schepler
>            Assignee: mingleizhang
>
> When restoring a job with a parallelism that exceeds the maxParallelism we're not providing
a useful error message, as all you get is an IllegalArgumentException:
> {code}
> Caused by: org.apache.flink.runtime.client.JobExecutionException: Job execution failed
>         at org.apache.flink.runtime.client.JobClient.awaitJobResult(JobClient.java:343)
>         at org.apache.flink.runtime.client.JobClient.submitJobAndWait(JobClient.java:396)
>         at org.apache.flink.client.program.ClusterClient.run(ClusterClient.java:467)
>         ... 22 more
> Caused by: java.lang.IllegalArgumentException
>         at org.apache.flink.util.Preconditions.checkArgument(Preconditions.java:123)
>         at org.apache.flink.runtime.checkpoint.StateAssignmentOperation.createKeyGroupPartitions(StateAssignmentOperation.java:449)
>         at org.apache.flink.runtime.checkpoint.StateAssignmentOperation.assignAttemptState(StateAssignmentOperation.java:117)
>         at org.apache.flink.runtime.checkpoint.StateAssignmentOperation.assignStates(StateAssignmentOperation.java:102)
>         at org.apache.flink.runtime.checkpoint.CheckpointCoordinator.restoreLatestCheckpointedState(CheckpointCoordinator.java:1038)
>         at org.apache.flink.runtime.checkpoint.CheckpointCoordinator.restoreSavepoint(CheckpointCoordinator.java:1101)
>         at org.apache.flink.runtime.jobmanager.JobManager$$anonfun$org$apache$flink$runtime$jobmanager$JobManager$$submitJob$1.apply$mcV$sp(JobManager.scala:1386)
>         at org.apache.flink.runtime.jobmanager.JobManager$$anonfun$org$apache$flink$runtime$jobmanager$JobManager$$submitJob$1.apply(JobManager.scala:1372)
>         at org.apache.flink.runtime.jobmanager.JobManager$$anonfun$org$apache$flink$runtime$jobmanager$JobManager$$submitJob$1.apply(JobManager.scala:1372)
>         at scala.concurrent.impl.Future$PromiseCompletingRunnable.liftedTree1$1(Future.scala:24)
>         at scala.concurrent.impl.Future$PromiseCompletingRunnable.run(Future.scala:24)
>         at akka.dispatch.TaskInvocation.run(AbstractDispatcher.scala:40)
>         at akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:397)
>         at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)
>         at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339)
>         at scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)
>         at scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)
> {code}



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