Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/21165#discussion_r184838512
--- Diff: core/src/main/scala/org/apache/spark/TaskEndReason.scala ---
@@ -212,9 +212,15 @@ case object TaskResultLost extends TaskFailedReason {
* Task was killed intentionally and needs to be rescheduled.
*/
@DeveloperApi
-case class TaskKilled(reason: String) extends TaskFailedReason {
+case class TaskKilled(
+ reason: String,
+ accumUpdates: Seq[AccumulableInfo] = Seq.empty,
+ private[spark] val accums: Seq[AccumulatorV2[_, _]] = Nil)
--- End diff --
Previously we use `AccumulableInfo` to expose accumulator information to
end users. Now `AccumulatorV2` is already a public classs and we don't need to
do it anymore, I think we can just do
```
case class TaskKilled(reason: String, accums: Seq[AccumulatorV2[_, _]])
```
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