Github user andrewor14 commented on a diff in the pull request:
https://github.com/apache/spark/pull/8007#discussion_r38605520
--- Diff:
core/src/main/scala/org/apache/spark/scheduler/cluster/YarnSchedulerBackend.scala
---
@@ -91,6 +94,36 @@ private[spark] abstract class YarnSchedulerBackend(
}
/**
+ * Override the DriverEndpoint to add extra logic for the case when an
executor is disconnected.
--- End diff --
Can you make it explicit who this endpoint talks to? Otherwise it's kinda
confusing to see two endpoints in the same class on the driver.
```
An [[RpcEndpoint]] that communicates with the executors and used internally
within the driver.
Here we override the DriverEndpoint to ...
```
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