holdenk commented on a change in pull request #31249:
URL: https://github.com/apache/spark/pull/31249#discussion_r565537537
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File path:
core/src/main/scala/org/apache/spark/scheduler/cluster/CoarseGrainedSchedulerBackend.scala
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@@ -506,6 +521,20 @@ class CoarseGrainedSchedulerBackend(scheduler:
TaskSchedulerImpl, val rpcEnv: Rp
}
}
+ conf.get(EXECUTOR_DECOMMISSION_CLEANUP_INTERVAL).map { cleanupInterval =>
Review comment:
I think users should be able to understand that block migrations are
occurring, or if they aren't they probably won't be customizing this part of
the configuration anyways. I can add a note in the config docs that this should
be a relatively high value.
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