rkhachatryan commented on a change in pull request #11507: [FLINK-16587] Add
basic CheckpointBarrierHandler for unaligned checkpoint
URL: https://github.com/apache/flink/pull/11507#discussion_r407984986
##########
File path:
flink-runtime/src/main/java/org/apache/flink/runtime/io/network/partition/consumer/RemoteInputChannel.java
##########
@@ -523,15 +557,18 @@ public void onBuffer(Buffer buffer, int sequenceNumber,
int backlog) throws IOEx
return;
}
- if (expectedSequenceNumber != sequenceNumber) {
- onError(new
BufferReorderingException(expectedSequenceNumber, sequenceNumber));
- return;
- }
-
wasEmpty = receivedBuffers.isEmpty();
receivedBuffers.add(buffer);
- recycleBuffer = false;
+
+ if (hasListener) {
+ if (buffer.isBuffer() &&
receivedCheckpointId < lastRequestedCheckpointId) {
+ notifyReceivedBuffer =
buffer.retainBuffer();
+ } else {
+ notifyReceivedBarrier =
parseCheckpointBarrierOrNull(buffer);
Review comment:
Could this parsing be done outside of the `synchronized` block? (I assume it
is relatively slow).
This would also simplify code as we wouldn't need to declare
`notifyReceivedBarrier` in advance.
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