Github user NicoK commented on a diff in the pull request:
https://github.com/apache/flink/pull/4509#discussion_r141896488
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/io/network/partition/consumer/RemoteInputChannel.java
---
@@ -412,23 +468,35 @@ public void onBuffer(Buffer buffer, int
sequenceNumber) {
}
}
}
+
+ if (success && backlog > 0) {
+ onSenderBacklog(backlog);
+ }
+
} finally {
if (!success) {
buffer.recycle();
}
}
}
- public void onEmptyBuffer(int sequenceNumber) {
+ public void onEmptyBuffer(int sequenceNumber, int backlog) {
+ boolean success = false;
+
synchronized (receivedBuffers) {
if (!isReleased.get()) {
if (expectedSequenceNumber == sequenceNumber) {
expectedSequenceNumber++;
+ success = true;
} else {
onError(new
BufferReorderingException(expectedSequenceNumber, sequenceNumber));
}
}
}
+
+ if (success && backlog > 0) {
--- End diff --
same here
---
