[ 
https://issues.apache.org/jira/browse/SPARK-10651?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Xiangrui Meng reopened SPARK-10651:
-----------------------------------

I think timeout doesn't work well. Saw more failures:

https://amplab.cs.berkeley.edu/jenkins/job/Spark-Master-SBT/3596/AMPLAB_JENKINS_BUILD_PROFILE=hadoop2.0,label=spark-test/testReport/junit/org.apache.spark.broadcast/BroadcastSuite/Unpersisting_TorrentBroadcast_on_executors_only_in_distributed_mode/

{code}
org.apache.spark.broadcast.BroadcastSuite.Unpersisting TorrentBroadcast on 
executors only in distributed mode

Failing for the past 1 build (Since Failed#3596 )
Took 1 min 0 sec.
add description
Error Message

Can't find 2 executors before 60000 milliseconds elapsed
Stacktrace

sbt.ForkMain$ForkError: Can't find 2 executors before 60000 milliseconds elapsed
        at 
org.apache.spark.ui.jobs.JobProgressListener.waitUntilExecutorsUp(JobProgressListener.scala:561)
        at 
org.apache.spark.broadcast.BroadcastSuite.liftedTree1$1(BroadcastSuite.scala:314)
        at 
org.apache.spark.broadcast.BroadcastSuite.testUnpersistBroadcast(BroadcastSuite.scala:313)
        at 
org.apache.spark.broadcast.BroadcastSuite.org$apache$spark$broadcast$BroadcastSuite$$testUnpersistTorrentBroadcast(BroadcastSuite.scala:287)
        at 
org.apache.spark.broadcast.BroadcastSuite$$anonfun$15.apply$mcV$sp(BroadcastSuite.scala:161)
        at 
org.apache.spark.broadcast.BroadcastSuite$$anonfun$15.apply(BroadcastSuite.scala:161)
        at 
org.apache.spark.broadcast.BroadcastSuite$$anonfun$15.apply(BroadcastSuite.scala:161)
        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$1.apply(FunSuiteLike.scala:166)
        at org.apache.spark.SparkFunSuite.withFixture(SparkFunSuite.scala:42)
        at 
org.scalatest.FunSuiteLike$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.broadcast.BroadcastSuite.org$scalatest$BeforeAndAfterEach$$super$runTest(BroadcastSuite.scala:46)
        at 
org.scalatest.BeforeAndAfterEach$class.runTest(BeforeAndAfterEach.scala:255)
        at 
org.apache.spark.broadcast.BroadcastSuite.runTest(BroadcastSuite.scala:46)
        at 
org.scalatest.FunSuiteLike$$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$$anonfun$traverseSubNodes$1$1.apply(Engine.scala:401)
        at scala.collection.immutable.List.foreach(List.scala:318)
        at org.scalatest.SuperEngine.traverseSubNodes$1(Engine.scala:401)
        at 
org.scalatest.SuperEngine.org$scalatest$SuperEngine$$runTestsInBranch(Engine.scala:396)
        at org.scalatest.SuperEngine.runTestsImpl(Engine.scala:483)
        at org.scalatest.FunSuiteLike$class.runTests(FunSuiteLike.scala:208)
        at org.scalatest.FunSuite.runTests(FunSuite.scala:1555)
        at org.scalatest.Suite$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$$anonfun$run$1.apply(FunSuiteLike.scala:212)
        at org.scalatest.SuperEngine.runImpl(Engine.scala:545)
        at org.scalatest.FunSuiteLike$class.run(FunSuiteLike.scala:212)
        at 
org.apache.spark.broadcast.BroadcastSuite.org$scalatest$BeforeAndAfterAll$$super$run(BroadcastSuite.scala:46)
        at 
org.scalatest.BeforeAndAfterAll$class.liftedTree1$1(BeforeAndAfterAll.scala:257)
        at 
org.scalatest.BeforeAndAfterAll$class.run(BeforeAndAfterAll.scala:256)
        at 
org.apache.spark.broadcast.BroadcastSuite.run(BroadcastSuite.scala:46)
        at 
org.scalatest.tools.Framework.org$scalatest$tools$Framework$$runSuite(Framework.scala:462)
        at 
org.scalatest.tools.Framework$ScalaTestTask.execute(Framework.scala:671)
        at sbt.ForkMain$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}

> Flaky test: BroadcastSuite
> --------------------------
>
>                 Key: SPARK-10651
>                 URL: https://issues.apache.org/jira/browse/SPARK-10651
>             Project: Spark
>          Issue Type: Bug
>          Components: Spark Core, Tests
>    Affects Versions: 1.6.0
>            Reporter: Xiangrui Meng
>            Assignee: Shixiong Zhu
>            Priority: Blocker
>              Labels: flaky-test
>         Attachments: BroadcastSuiteFailures.csv
>
>
> Saw many failures recently in master build. See attached CSV for a full list. 
> Most of the error messages are:
> {code}
> Can't find 2 executors before 10000 milliseconds elapsed
> {code}
> .



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