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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