Re: How to debug window step in flink

2024-04-08 Thread Sachin Mittal
Hi, Yes it was a watermarking issue. There were few out of order records in my stream and as per watermarking strategy the watermark was advanced to the future and hence current events were getting discarded. I have fixed this by not processing future timestamped records. Thanks Sachin On Mon, A

Re: How to debug window step in flink

2024-04-07 Thread Dominik.Buenzli
Hi Sachin What exactly does the MyReducer do? Can you provide us with some code? Just a wild guess from my side, did you check the watermarking? If the Watermarks aren't progressing there's no way for Flink to know when to emit a window and therefore you won't see any outgoing events. Kind Reg