Github user aljoscha commented on a diff in the pull request:
https://github.com/apache/flink/pull/2386#discussion_r78148223
--- Diff:
flink-streaming-java/src/main/java/org/apache/flink/streaming/api/operators/AbstractStreamOperator.java
---
@@ -322,6 +346,151 @@ public final ChainingStrategy getChainingStrategy() {
return chainingStrategy;
}
+
+ //
------------------------------------------------------------------------
+ // Metrics
+ //
------------------------------------------------------------------------
+
+ // ------- One input stream
+ public void processLatencyMarker(LatencyMarker latencyMarker) throws
Exception {
+ reportOrForwardLatencyMarker(latencyMarker);
+ }
+
+ // ------- Two input stream
+ public void processLatencyMarker1(LatencyMarker latencyMarker) throws
Exception {
+ reportOrForwardLatencyMarker(latencyMarker);
+ }
+
+ public void processLatencyMarker2(LatencyMarker latencyMarker) throws
Exception {
+ reportOrForwardLatencyMarker(latencyMarker);
+ }
+
+
+ protected void reportOrForwardLatencyMarker(LatencyMarker maker) {
+ if(isSink) {
--- End diff --
Don't all operators now keep the latency statistics?
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