hi, The reason is you are using combiner
On Thursday, June 12, 2014, Liannet Reyes <lianne...@gmail.com> wrote: > Hi all, > > I've noticed that the aggregated message bytes counter increases with the > number of workers, even when the total amount of messages sent remains the > same! > > For instance while using only 1 worker the messages bytes is 1000, no > matter how many times I run the program this number remains the same, but > using 2 workers this number slightly increase (1060), and the same thing by > adding more workers. > > Could someone explain me how is this possible? It is likely to happen > because of checksums or another mechanism to handle communication but I > would really like to know the right reason. > > Regards, > > Liannet > -- Best Regards, -Yi