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https://issues.apache.org/jira/browse/SPARK-20282?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15963341#comment-15963341
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Apache Spark commented on SPARK-20282:
--------------------------------------
User 'zsxwing' has created a pull request for this issue:
https://github.com/apache/spark/pull/17594
> Flaky test:
> org.apache.spark.sql.streaming/StreamingQuerySuite/OneTime_trigger__commit_log__and_exception
> ---------------------------------------------------------------------------------------------------------
>
> Key: SPARK-20282
> URL: https://issues.apache.org/jira/browse/SPARK-20282
> Project: Spark
> Issue Type: Test
> Components: Structured Streaming, Tests
> Affects Versions: 2.2.0
> Reporter: Shixiong Zhu
> Priority: Minor
> Labels: flaky-test
>
> I saw the following failure several times:
> {code}
> sbt.ForkMain$ForkError: org.scalatest.exceptions.TestFailedException:
> Assert on query failed:
> == Progress ==
> AssertOnQuery(<condition>, )
> StopStream
> AddData to MemoryStream[value#30891]: 1,2
>
> StartStream(OneTimeTrigger,org.apache.spark.util.SystemClock@35cdc93a,Map())
> CheckAnswer: [6],[3]
> StopStream
> => AssertOnQuery(<condition>, )
> AssertOnQuery(<condition>, )
> StartStream(OneTimeTrigger,org.apache.spark.util.SystemClock@cdb247d,Map())
> CheckAnswer: [6],[3]
> StopStream
> AddData to MemoryStream[value#30891]: 3
>
> StartStream(OneTimeTrigger,org.apache.spark.util.SystemClock@55394e4d,Map())
> CheckLastBatch: [2]
> StopStream
> AddData to MemoryStream[value#30891]: 0
>
> StartStream(OneTimeTrigger,org.apache.spark.util.SystemClock@749aa997,Map())
> ExpectFailure[org.apache.spark.SparkException, isFatalError: false]
> AssertOnQuery(<condition>, )
> AssertOnQuery(<condition>, incorrect start offset or end offset on
> exception)
> == Stream ==
> Output Mode: Append
> Stream state: not started
> Thread state: dead
> == Sink ==
> 0: [6] [3]
> == Plan ==
>
>
> at
> org.scalatest.Assertions$class.newAssertionFailedException(Assertions.scala:495)
> at
> org.scalatest.FunSuite.newAssertionFailedException(FunSuite.scala:1555)
> at org.scalatest.Assertions$class.fail(Assertions.scala:1328)
> at org.scalatest.FunSuite.fail(FunSuite.scala:1555)
> at
> org.apache.spark.sql.streaming.StreamTest$class.failTest$1(StreamTest.scala:347)
> at
> org.apache.spark.sql.streaming.StreamTest$class.verify$1(StreamTest.scala:318)
> at
> org.apache.spark.sql.streaming.StreamTest$$anonfun$liftedTree1$1$1.apply(StreamTest.scala:483)
> at
> org.apache.spark.sql.streaming.StreamTest$$anonfun$liftedTree1$1$1.apply(StreamTest.scala:357)
> at
> scala.collection.mutable.ResizableArray$class.foreach(ResizableArray.scala:59)
> at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:48)
> at
> org.apache.spark.sql.streaming.StreamTest$class.liftedTree1$1(StreamTest.scala:357)
> at
> org.apache.spark.sql.streaming.StreamTest$class.testStream(StreamTest.scala:356)
> at
> org.apache.spark.sql.streaming.StreamingQuerySuite.testStream(StreamingQuerySuite.scala:41)
> at
> org.apache.spark.sql.streaming.StreamingQuerySuite$$anonfun$6.apply$mcV$sp(StreamingQuerySuite.scala:166)
> at
> org.apache.spark.sql.streaming.StreamingQuerySuite$$anonfun$6.apply(StreamingQuerySuite.scala:161)
> at
> org.apache.spark.sql.streaming.StreamingQuerySuite$$anonfun$6.apply(StreamingQuerySuite.scala:161)
> at org.apache.spark.sql.catalyst.util.package$.quietly(package.scala:42)
> at
> org.apache.spark.sql.test.SQLTestUtils$$anonfun$testQuietly$1.apply$mcV$sp(SQLTestUtils.scala:268)
> at
> org.apache.spark.sql.test.SQLTestUtils$$anonfun$testQuietly$1.apply(SQLTestUtils.scala:268)
> at
> org.apache.spark.sql.test.SQLTestUtils$$anonfun$testQuietly$1.apply(SQLTestUtils.scala:268)
> at
> org.scalatest.Transformer$$anonfun$apply$1.apply$mcV$sp(Transformer.scala:22)
> at org.scalatest.OutcomeOf$class.outcomeOf(OutcomeOf.scala:85)
> at org.scalatest.OutcomeOf$.outcomeOf(OutcomeOf.scala:104)
> at org.scalatest.Transformer.apply(Transformer.scala:22)
> at org.scalatest.Transformer.apply(Transformer.scala:20)
> at org.scalatest.FunSuiteLike$$anon$1.apply(FunSuiteLike.scala:166)
> at org.apache.spark.SparkFunSuite.withFixture(SparkFunSuite.scala:68)
> at
> org.scalatest.FunSuiteLike$class.invokeWithFixture$1(FunSuiteLike.scala:163)
> at
> org.scalatest.FunSuiteLike$$anonfun$runTest$1.apply(FunSuiteLike.scala:175)
> at
> org.scalatest.FunSuiteLike$$anonfun$runTest$1.apply(FunSuiteLike.scala:175)
> at org.scalatest.SuperEngine.runTestImpl(Engine.scala:306)
> at org.scalatest.FunSuiteLike$class.runTest(FunSuiteLike.scala:175)
> at
> org.apache.spark.sql.streaming.StreamingQuerySuite.org$scalatest$BeforeAndAfterEach$$super$runTest(StreamingQuerySuite.scala:41)
> at
> org.scalatest.BeforeAndAfterEach$class.runTest(BeforeAndAfterEach.scala:255)
> at
> org.apache.spark.sql.streaming.StreamingQuerySuite.org$scalatest$BeforeAndAfter$$super$runTest(StreamingQuerySuite.scala:41)
> at org.scalatest.BeforeAndAfter$class.runTest(BeforeAndAfter.scala:200)
> at
> org.apache.spark.sql.streaming.StreamingQuerySuite.runTest(StreamingQuerySuite.scala:41)
> at
> org.scalatest.FunSuiteLike$$anonfun$runTests$1.apply(FunSuiteLike.scala:208)
> at
> org.scalatest.FunSuiteLike$$anonfun$runTests$1.apply(FunSuiteLike.scala:208)
> 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:381)
> at org.scalatest.SuperEngine.traverseSubNodes$1(Engine.scala:401)
> at
> org.scalatest.SuperEngine.org$scalatest$SuperEngine$$runTestsInBranch(Engine.scala:396)
> at org.scalatest.SuperEngine.runTestsImpl(Engine.scala:483)
> at org.scalatest.FunSuiteLike$class.runTests(FunSuiteLike.scala:208)
> at org.scalatest.FunSuite.runTests(FunSuite.scala:1555)
> at org.scalatest.Suite$class.run(Suite.scala:1424)
> at
> org.scalatest.FunSuite.org$scalatest$FunSuiteLike$$super$run(FunSuite.scala:1555)
> at
> org.scalatest.FunSuiteLike$$anonfun$run$1.apply(FunSuiteLike.scala:212)
> at
> org.scalatest.FunSuiteLike$$anonfun$run$1.apply(FunSuiteLike.scala:212)
> at org.scalatest.SuperEngine.runImpl(Engine.scala:545)
> at org.scalatest.FunSuiteLike$class.run(FunSuiteLike.scala:212)
> at
> org.apache.spark.SparkFunSuite.org$scalatest$BeforeAndAfterAll$$super$run(SparkFunSuite.scala:31)
> at
> org.scalatest.BeforeAndAfterAll$class.liftedTree1$1(BeforeAndAfterAll.scala:257)
> at
> org.scalatest.BeforeAndAfterAll$class.run(BeforeAndAfterAll.scala:256)
> at
> org.apache.spark.sql.streaming.StreamingQuerySuite.org$scalatest$BeforeAndAfter$$super$run(StreamingQuerySuite.scala:41)
> at org.scalatest.BeforeAndAfter$class.run(BeforeAndAfter.scala:241)
> at
> org.apache.spark.sql.streaming.StreamingQuerySuite.run(StreamingQuerySuite.scala:41)
> at
> org.scalatest.tools.Framework.org$scalatest$tools$Framework$$runSuite(Framework.scala:357)
> at
> org.scalatest.tools.Framework$ScalaTestTask.execute(Framework.scala:502)
> at sbt.ForkMain$Run$2.call(ForkMain.java:296)
> at sbt.ForkMain$Run$2.call(ForkMain.java:286)
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
> {code}
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