Interface that defines a Yarn RM client.
Contains util methods to interact with Hadoop from spark.
This object does not provide any special functionality.
This object does not provide any special functionality. It exists so that it's easy to tell apart the client-mode AM from the cluster-mode AM when using tools such as ps or jps.
Interface that defines a Yarn RM client. Abstracts away Yarn version-specific functionality that is used by Spark's AM.