johnyangk commented on a change in pull request #178: [NEMO-317] Optimize triggering logic in GroupByKeyAndWindowDoFnTransform URL: https://github.com/apache/incubator-nemo/pull/178#discussion_r241644700
########## File path: compiler/frontend/beam/src/main/java/org/apache/nemo/compiler/frontend/beam/transform/GroupByKeyAndWindowDoFnTransform.java ########## @@ -155,21 +153,23 @@ private void processElementsAndTriggerTimers(final Watermark inputWatermark, getDoFnRunner().processElement(WindowedValue.valueInGlobalWindow(keyedWorkItem)); } - // Trigger timers - triggerTimers(key, inputWatermark, processingTime, synchronizedTime); + iterator.remove(); Review comment: 👍 for clearing out the whole (key, values), and not just (values) ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services