Github user tgravescs commented on a diff in the pull request: https://github.com/apache/spark/pull/33#discussion_r10216010 --- 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 -- Not sure off hand. I did want to change the confs to use sparkConf. I was going to wait until the sparkConf stuff was working again (reading files, etc) and my other thought was to possibly do it after this goes in just so this doesn't drag on. But I can investigate now if you prefer?
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