Github user andrewor14 commented on a diff in the pull request:
https://github.com/apache/spark/pull/8887#discussion_r42199327
--- Diff:
core/src/main/scala/org/apache/spark/scheduler/cluster/CoarseGrainedSchedulerBackend.scala
---
@@ -73,6 +73,10 @@ class CoarseGrainedSchedulerBackend(scheduler:
TaskSchedulerImpl, val rpcEnv: Rp
// The number of pending tasks which is locality required
protected var localityAwareTasks = 0
+ // Executors that have been marked as disabled by the cluster manager,
and are pending
+ // removal, so no tasks should be scheduled on them.
+ protected val disabledExecutors = new HashSet[String]
--- End diff --
this sounds more like `blacklistedExecutors` to me, but IIRC we already
have some notion of blacklisting executors somewhere so it might be confusing
to have both.
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