Github user tgravescs commented on a diff in the pull request: https://github.com/apache/spark/pull/3765#discussion_r22362922 --- Diff: yarn/src/main/scala/org/apache/spark/deploy/yarn/YarnAllocator.scala --- @@ -115,26 +107,35 @@ private[yarn] class YarnAllocator( new ThreadFactoryBuilder().setNameFormat("ContainerLauncher #%d").setDaemon(true).build()) launcherPool.allowCoreThreadTimeOut(true) - def getNumExecutorsRunning: Int = numExecutorsRunning.intValue + private val driverUrl = "akka.tcp://sparkDriver@%s:%s/user/%s".format( + sparkConf.get("spark.driver.host"), + sparkConf.get("spark.driver.port"), + CoarseGrainedSchedulerBackend.ACTOR_NAME) + + // For testing + private val launchContainers = sparkConf.getBoolean("spark.yarn.launchContainers", true) --- End diff -- Is this value changed in the tests at all or is it for all tests we don't really want to launch containers? If the latter you could just use Utils.isTesting.
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