Github user tgravescs commented on a diff in the pull request:
https://github.com/apache/spark/pull/33#discussion_r10361820
--- Diff: core/src/main/scala/org/apache/spark/SparkContext.scala ---
@@ -135,6 +135,8 @@ class SparkContext(
val isLocal = (master == "local" || master.startsWith("local["))
+ if (master == "yarn-client") System.setProperty("SPARK_YARN_MODE",
"true")
--- End diff --
Normally they shouldn't have to. If the user does certain things in their
code (access SparkHadoopUtil before creating the SparkContext) and are using
yarn-client mode they might have to. I pointed that out in the jira I filed.
I think we should see if we can fix that.
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