Github user andrewor14 commented on a diff in the pull request:
https://github.com/apache/spark/pull/6360#discussion_r31771182
--- Diff: yarn/src/main/scala/org/apache/spark/deploy/yarn/Client.scala ---
@@ -548,8 +596,13 @@ private[spark] class Client(
logInfo("Setting up container launch context for our AM")
val appId = newAppResponse.getApplicationId
val appStagingDir = getAppStagingDir(appId)
- val localResources = prepareLocalResources(appStagingDir)
val launchEnv = setupLaunchEnv(appStagingDir)
+ val localResources = prepareLocalResources(appStagingDir)
+
+ // Set the environment variables to be passed on to the executors.
+ distCacheMgr.setDistFilesEnv(launchEnv)
+ distCacheMgr.setDistArchivesEnv(launchEnv)
--- End diff --
I noticed that we order some of these code blocks around in this patch. Is
there a particular reason for it? Have you verified that it's safe to do so?
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