Github user andrewor14 commented on a diff in the pull request:
https://github.com/apache/spark/pull/3607#discussion_r22593879
--- Diff:
yarn/src/main/scala/org/apache/spark/deploy/yarn/ClientArguments.scala ---
@@ -87,6 +93,24 @@ private[spark] class ClientArguments(args:
Array[String], sparkConf: SparkConf)
throw new IllegalArgumentException(
"You must specify at least 1 executor!\n" + getUsageMessage())
}
+ if (isClusterMode) {
+ for (key <- Seq(amMemKey, amMemOverheadKey)) {
+ if (sparkConf.getOption(key).isDefined) {
+ println(s"$key is set but does not apply in cluster mode.")
+ }
+ }
+ } else {
+ for (key <- Seq(driverMemKey, driverMemOverheadKey)) {
+ if (sparkConf.getOption(key).isDefined) {
+ println(s"$key is set but does not apply in client mode.")
+ }
+ }
+ if (isDriverMemSet) {
+ println("--driver-memory is set but does not apply in client
mode.")
+ }
--- End diff --
This warning doesn't make sense. It's a perfectly reasonable thing for YARN
users to set the driver memory in client mode.
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