Hi,

I'd like to ask the behavior I am getting
I am using kafka as a source with window TumblingProcessingTime.


When I tried to fire 1 parallel config but submit 2 instnce of the same jar
in flink server, the data being consumed by the 2 jobs are the same
(duplicate) even they have the same kafka group ID.


But when I tried to use 2 for parallelism in the config the behavior was
right, they get data no duplicate.


Our expectation was if we fire multiple instance of the same job as long as
they belong to the same kafka group ID, no duplicate data should be
consumed. What are we doing wrong?

Thanks


Regards,
Pat

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