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From "Chiwan Park (JIRA)" <j...@apache.org>
Subject [jira] [Created] (FLINK-3994) Instable KNNITSuite
Date Tue, 31 May 2016 09:42:12 GMT
Chiwan Park created FLINK-3994:
----------------------------------

             Summary: 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
            Priority: Critical


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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