apache/spark — pull request #2050 by hzw19900416 (2014-08-20 02:43:38+00:00)
Title: [ SPARK-3144] No need to set "spark.local.dir" in ExecutorLauncher

Different to the yarn-cluster, yarn-client mode will not launch the spark driver in the process of application master.
So there is no use of "spark.local.dir" to place the spark files or jars or shuffle files