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SPARK-5548: Fixed a race condition in AkkaUtilsSuite #4343

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SPARK-5548: Fixed a race condition in AkkaUtilsSuite #4343

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2 changes: 1 addition & 1 deletion core/src/test/scala/org/apache/spark/util/AkkaUtilsSuite.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -371,7 +371,7 @@ class AkkaUtilsSuite extends FunSuite with LocalSparkContext with ResetSystemPro
AkkaUtils.address(AkkaUtils.protocol(slaveSystem), "spark", "localhost", boundPort, "MapOutputTracker"))
val timeout = AkkaUtils.lookupTimeout(conf)
intercept[TimeoutException] {
slaveTracker.trackerActor = Await.result(selection.resolveOne(timeout), timeout)
slaveTracker.trackerActor = Await.result(selection.resolveOne(timeout * 2), timeout)
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Could you explain the the PR's comment (= the commit message) how increasing a timeout fixes a race condition, instead of just making it less likely?

}

actorSystem.shutdown()
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