Github user lianhuiwang commented on a diff in the pull request: https://github.com/apache/spark/pull/4292#discussion_r23888848 --- Diff: core/src/main/scala/org/apache/spark/SparkContext.scala --- @@ -820,7 +822,10 @@ class SparkContext(config: SparkConf) extends Logging with ExecutorAllocationCli kClass: Class[K], vClass: Class[V]): RDD[(K, V)] = { assertNotStopped() - new NewHadoopRDD(this, fClass, kClass, vClass, conf) + // Add necessary security credentials to the JobConf. Required to access secure HDFS. + val jconf = new JobConf(conf) + SparkHadoopUtil.get.addCredentials(jconf) --- End diff -- if mode is not yarn, SparkHadoopUtil.addCredentials didnot do anything. so here it donot resolve when non-Yarn mode.
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