That is correct. And there is no WIP to address this atm. It's a pretty complicated problem to allow for dynamic scaling.
-Matthias On 11/13/19 9:41 AM, ChienHsing Wu wrote: > Hi, > > I came across the links below that indicates it's not simple to increase > partitions in an input topic afterwards. Is this still true in the current > kafka version 2.3.1 and soon to be available 2.4? > > https://stackoverflow.com/questions/42329387/failed-to-rebalance-error-in-kafka-streams-with-more-than-one-topic-partition/42334849#42334849?newreg=b7e04be652f74b87a8a28721c865a62d > https://cwiki.apache.org/confluence/display/KAFKA/FAQ#FAQ-HowtoscaleaStreamsapp,i.e.,increasenumberofinputpartitions? > > > Thanks, CH >
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