Github user kishorvpatil commented on a diff in the pull request:
https://github.com/apache/spark/pull/15069#discussion_r78802398
--- Diff:
yarn/src/main/scala/org/apache/spark/deploy/yarn/YarnAllocator.scala ---
@@ -506,36 +505,41 @@ private[yarn] class YarnAllocator(
allocatedContainerToHostMap.put(containerId, executorHostname)
}
- if (launchContainers) {
- launcherPool.execute(new Runnable {
- override def run(): Unit = {
- try {
- new ExecutorRunnable(
- Some(container),
- conf,
- sparkConf,
- driverUrl,
- executorId,
- executorHostname,
- executorMemory,
- executorCores,
- appAttemptId.getApplicationId.toString,
- securityMgr,
- localResources
- ).run()
- updateInternalState()
- } catch {
- case NonFatal(e) =>
- logError(s"Failed to launch executor $executorId on
container $containerId", e)
- // Assigned container should be released immediately to
avoid unnecessary resource
- // occupation.
- amClient.releaseAssignedContainer(containerId)
+ if (numExecutorsRunning < targetNumExecutors) {
--- End diff --
@tgravescs , I have added unit test for the same.
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