[jira] [Created] (SPARK-3686) flume.SparkSinkSuite.Success is flaky

["Patrick Wendell (JIRA)" <ji...@apache.org>]

Patrick Wendell created SPARK-3686:
--------------------------------------

             Summary: flume.SparkSinkSuite.Success is flaky
                 Key: SPARK-3686
                 URL: https://issues.apache.org/jira/browse/SPARK-3686
             Project: Spark
          Issue Type: Bug
          Components: Streaming
            Reporter: Patrick Wendell
            Assignee: Hari Shreedharan
            Priority: Blocker


{code}
Error Message

4000 did not equal 5000
Stacktrace

sbt.ForkMain$ForkError: 4000 did not equal 5000
	at org.scalatest.Assertions$class.newAssertionFailedException(Assertions.scala:498)
	at org.scalatest.FunSuite.newAssertionFailedException(FunSuite.scala:1559)
	at org.scalatest.Assertions$AssertionsHelper.macroAssert(Assertions.scala:416)
	at org.apache.spark.streaming.flume.sink.SparkSinkSuite.org$apache$spark$streaming$flume$sink$SparkSinkSuite$$assertChannelIsEmpty(SparkSinkSuite.scala:195)
	at org.apache.spark.streaming.flume.sink.SparkSinkSuite$$anonfun$1.apply$mcV$sp(SparkSinkSuite.scala:54)
	at org.apache.spark.streaming.flume.sink.SparkSinkSuite$$anonfun$1.apply(SparkSinkSuite.scala:40)
	at org.apache.spark.streaming.flume.sink.SparkSinkSuite$$anonfun$1.apply(SparkSinkSuite.scala:40)
	at org.scalatest.Transformer$$anonfun$apply$1.apply(Transformer.scala:22)
	at org.scalatest.Transformer$$anonfun$apply$1.apply(Transformer.scala:22)
	at org.scalatest.OutcomeOf$class.outcomeOf(OutcomeOf.scala:85)
	at org.scalatest.OutcomeOf$.outcomeOf(OutcomeOf.scala:104)
	at org.scalatest.Transformer.apply(Transformer.scala:22)
	at org.scalatest.Transformer.apply(Transformer.scala:20)
	at org.scalatest.FunSuiteLike$$anon$1.apply(FunSuiteLike.scala:158)
	at org.scalatest.Suite$class.withFixture(Suite.scala:1121)
	at org.scalatest.FunSuite.withFixture(FunSuite.scala:1559)
	at org.scalatest.FunSuiteLike$class.invokeWithFixture$1(FunSuiteLike.scala:155)
	at org.scalatest.FunSuiteLike$$anonfun$runTest$1.apply(FunSuiteLike.scala:167)
	at org.scalatest.FunSuiteLike$$anonfun$runTest$1.apply(FunSuiteLike.scala:167)
	at org.scalatest.SuperEngine.runTestImpl(Engine.scala:306)
	at org.scalatest.FunSuiteLike$class.runTest(FunSuiteLike.scala:167)
	at org.scalatest.FunSuite.runTest(FunSuite.scala:1559)
	at org.scalatest.FunSuiteLike$$anonfun$runTests$1.apply(FunSuiteLike.scala:200)
	at org.scalatest.FunSuiteLike$$anonfun$runTests$1.apply(FunSuiteLike.scala:200)
	at org.scalatest.SuperEngine$$anonfun$traverseSubNodes$1$1.apply(Engine.scala:413)
	at org.scalatest.SuperEngine$$anonfun$traverseSubNodes$1$1.apply(Engine.scala:401)
	at scala.collection.immutable.List.foreach(List.scala:318)
	at org.scalatest.SuperEngine.traverseSubNodes$1(Engine.scala:401)
	at org.scalatest.SuperEngine.org$scalatest$SuperEngine$$runTestsInBranch(Engine.scala:396)
	at org.scalatest.SuperEngine.runTestsImpl(Engine.scala:483)
	at org.scalatest.FunSuiteLike$class.runTests(FunSuiteLike.scala:200)
	at org.scalatest.FunSuite.runTests(FunSuite.scala:1559)
	at org.scalatest.Suite$class.run(Suite.scala:1423)
	at org.scalatest.FunSuite.org$scalatest$FunSuiteLike$$super$run(FunSuite.scala:1559)
	at org.scalatest.FunSuiteLike$$anonfun$run$1.apply(FunSuiteLike.scala:204)
	at org.scalatest.FunSuiteLike$$anonfun$run$1.apply(FunSuiteLike.scala:204)
	at org.scalatest.SuperEngine.runImpl(Engine.scala:545)
	at org.scalatest.FunSuiteLike$class.run(FunSuiteLike.scala:204)
	at org.scalatest.FunSuite.run(FunSuite.scala:1559)
	at org.scalatest.tools.Framework.org$scalatest$tools$Framework$$runSuite(Framework.scala:444)
	at org.scalatest.tools.Framework$ScalaTestTask.execute(Framework.scala:651)
	at sbt.ForkMain$Run$2.call(ForkMain.java:294)
	at sbt.ForkMain$Run$2.call(ForkMain.java:284)
	at java.util.concurrent.FutureTask.run(FutureTask.java:262)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
	at java.lang.Thread.run(Thread.java:745)
{code}

Example test result (this will stop working in a few days):
https://amplab.cs.berkeley.edu/jenkins/job/Spark-Master-SBT/719/AMPLAB_JENKINS_BUILD_PROFILE=hadoop2.3,label=centos/testReport/junit/org.apache.spark.streaming.flume.sink/SparkSinkSuite/Success_with_ack/



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