Github user jerryshao commented on a diff in the pull request:
https://github.com/apache/spark/pull/15481#discussion_r83991614
--- Diff:
core/src/main/scala/org/apache/spark/scheduler/cluster/CoarseGrainedSchedulerBackend.scala
---
@@ -393,7 +393,7 @@ class CoarseGrainedSchedulerBackend(scheduler:
TaskSchedulerImpl, val rpcEnv: Rp
// Remove all the lingering executors that should be removed but not
yet. The reason might be
// because (1) disconnected event is not yet received; (2) executors
die silently.
executorDataMap.toMap.foreach { case (eid, _) =>
- driverEndpoint.askWithRetry[Boolean](
+ driverEndpoint.send(
--- End diff --
This will only be invoked in yarn client mode when AM is failed and some
lingering executors are existed, such situation may not be happened normally as
I know. So I think it should be OK to call `send`.
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