gengliangwang commented on code in PR #46362:
URL: https://github.com/apache/spark/pull/46362#discussion_r1591342894
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core/src/main/scala/org/apache/spark/BarrierCoordinator.scala:
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@@ -39,16 +40,18 @@ private case class ContextBarrierId(stageId: Int,
stageAttemptId: Int) {
/**
* A coordinator that handles all global sync requests from
BarrierTaskContext. Each global sync
- * request is generated by `BarrierTaskContext.barrier()`, and identified by
- * stageId + stageAttemptId + barrierEpoch. Reply all the blocking global sync
requests upon
- * all the requests for a group of `barrier()` calls are received. If the
coordinator is unable to
- * collect enough global sync requests within a configured time, fail all the
requests and return
- * an Exception with timeout message.
+ * request is generated by `BarrierTaskContext.barrier()`, and identified by
stageId +
Review Comment:
Please remove unnecessary changes
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