[GitHub] spark pull request #21748: [SPARK-23146][K8S] Support client mode.

[felixcheung <gi...@git.apache.org>]

Github user felixcheung commented on a diff in the pull request:

    https://github.com/apache/spark/pull/21748#discussion_r202535016
  
    --- Diff: docs/running-on-kubernetes.md ---
    @@ -117,6 +117,37 @@ If the local proxy is running at localhost:8001, `--master k8s://http://127.0.0.
     spark-submit. Finally, notice that in the above example we specify a jar with a specific URI with a scheme of `local://`.
     This URI is the location of the example jar that is already in the Docker image.
     
    +## Client Mode
    +
    +Starting with Spark 2.4.0, it is possible to run Spark applications on Kubernetes in client mode. When running a Spark
    +application in client mode, a separate pod is not deployed to run the driver. When running an application in
    --- End diff --
    
    could we add a bit here after `a separate pod is not deployed to run the driver` to say that the client/driver could be outside k8s or in k8s/in a pod?


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