Github user ArtRand commented on a diff in the pull request: https://github.com/apache/spark/pull/19272#discussion_r148982255 --- Diff: core/src/main/scala/org/apache/spark/scheduler/cluster/CoarseGrainedSchedulerBackend.scala --- @@ -686,18 +687,7 @@ class CoarseGrainedSchedulerBackend(scheduler: TaskSchedulerImpl, val rpcEnv: Rp true } - protected def getHadoopDelegationCreds(): Option[Array[Byte]] = { --- End diff -- This method was only called once, and would discard the renewal time information limiting it's utility.
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