[jira] [Commented] (FLINK-3994) Instable KNNITSuite

["ASF GitHub Bot (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/FLINK-3994?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15309017#comment-15309017 ] 

ASF GitHub Bot commented on FLINK-3994:
---------------------------------------

Github user chiwanpark commented on the pull request:

    https://github.com/apache/flink/pull/2056
  
    Merging...


> Instable KNNITSuite
> -------------------
>
>                 Key: FLINK-3994
>                 URL: https://issues.apache.org/jira/browse/FLINK-3994
>             Project: Flink
>          Issue Type: Bug
>          Components: Machine Learning Library, Tests
>    Affects Versions: 1.1.0
>            Reporter: Chiwan Park
>            Assignee: Chiwan Park
>            Priority: Critical
>              Labels: test-stability
>             Fix For: 1.1.0
>
>
> KNNITSuite fails in Travis-CI with following error:
> {code}
> org.apache.flink.runtime.client.JobExecutionException: Job execution failed.
>   at org.apache.flink.runtime.jobmanager.JobManager$$anonfun$handleMessage$1$$anonfun$applyOrElse$7.apply$mcV$sp(JobManager.scala:806)
>   at org.apache.flink.runtime.jobmanager.JobManager$$anonfun$handleMessage$1$$anonfun$applyOrElse$7.apply(JobManager.scala:752)
>   at org.apache.flink.runtime.jobmanager.JobManager$$anonfun$handleMessage$1$$anonfun$applyOrElse$7.apply(JobManager.scala:752)
>   at scala.concurrent.impl.Future$PromiseCompletingRunnable.liftedTree1$1(Future.scala:24)
>   at scala.concurrent.impl.Future$PromiseCompletingRunnable.run(Future.scala:24)
>   at akka.dispatch.TaskInvocation.run(AbstractDispatcher.scala:41)
>   at akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:401)
>   at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)
>   at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.pollAndExecAll(ForkJoinPool.java:1253)
>   at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1346)
>   ...
>   Cause: java.io.IOException: Insufficient number of network buffers: required 32, but only 4 available. The total number of network buffers is currently set to 2048. You can increase this number by setting the configuration key 'taskmanager.network.numberOfBuffers'.
>   at org.apache.flink.runtime.io.network.buffer.NetworkBufferPool.createBufferPool(NetworkBufferPool.java:196)
>   at org.apache.flink.runtime.io.network.NetworkEnvironment.registerTask(NetworkEnvironment.java:327)
>   at org.apache.flink.runtime.taskmanager.Task.run(Task.java:497)
>   at java.lang.Thread.run(Thread.java:745)
>   ...
> {code}
> https://s3.amazonaws.com/archive.travis-ci.org/jobs/134064237/log.txt
> https://s3.amazonaws.com/archive.travis-ci.org/jobs/134064236/log.txt
> https://s3.amazonaws.com/archive.travis-ci.org/jobs/134064235/log.txt
> https://s3.amazonaws.com/archive.travis-ci.org/jobs/134052961/log.txt



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