Github user vanzin commented on a diff in the pull request:
https://github.com/apache/spark/pull/19717#discussion_r154749355
--- Diff:
core/src/main/scala/org/apache/spark/deploy/SparkSubmitArguments.scala ---
@@ -590,6 +600,11 @@ private[deploy] class SparkSubmitArguments(args:
Seq[String], env: Map[String, S
| the node running the Application
Master via the Secure
| Distributed Cache, for renewing the
login tickets and the
| delegation tokens periodically.
+ |
+ | Kubernetes only:
+ | --kubernetes-namespace NS The namespace in the Kubernetes
cluster within which the
--- End diff --
Is it a big deal to not add this as a command line arg and force people to
use the configuration instead? I'd prefer to not add even more cluster-specific
switches to `SparkSubmit`, at least not until it is refactored to be pluggable.
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