pnowojski commented on a change in pull request #11948:
URL: https://github.com/apache/flink/pull/11948#discussion_r425591726
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/io/network/partition/consumer/RemoteInputChannel.java
##########
@@ -469,7 +469,9 @@ public void onBuffer(Buffer buffer, int sequenceNumber, int
backlog) throws IOEx
if (notifyReceivedBarrier != null) {
receivedCheckpointId =
notifyReceivedBarrier.getId();
-
listener.notifyBarrierReceived(notifyReceivedBarrier, channelInfo);
+ if (notifyReceivedBarrier.isCheckpoint()) {
Review comment:
But the condition works the other way around? If we bump/increase
`receivedCheckpointId` here, it shouldn't matter. Spilling from input channels
starts only if `lastRequestedCheckpointId` is bumped over the
`receivedCheckpointId`.
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