Github user harishreedharan commented on a diff in the pull request:
https://github.com/apache/spark/pull/9143#discussion_r44185733
--- Diff:
streaming/src/main/scala/org/apache/spark/streaming/scheduler/ReceiverTracker.scala
---
@@ -488,7 +491,12 @@ class ReceiverTracker(ssc: StreamingContext,
skipReceiverLaunch: Boolean = false
registerReceiver(streamId, typ, host, executorId,
receiverEndpoint, context.senderAddress)
context.reply(successful)
case AddBlock(receivedBlockInfo) =>
- context.reply(addBlock(receivedBlockInfo))
+ if (WriteAheadLogUtils.isBatchingEnabled(ssc.conf, isDriver =
true)) {
+ val f =
Future(addBlock(receivedBlockInfo))(walBatchingThreadPool)
+ f.onComplete(result =>
context.reply(result.get))(walBatchingThreadPool)
--- End diff --
Actually would it even run? Since the threadpool is now dead.
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