Re: Minimum replication for Exactly Once semantics

2019-12-11 Thread Colin McCabe
Hi Rajesh, The reason why three brokers are recommended for EOS is because of the default replication factor of some of the internal topics used to implement it. If you tweak those configurations, you could run with fewer (although that's not necessarily a good idea). best, Colin On Wed, De

Minimum replication for Exactly Once semantics

2019-12-11 Thread Rajesh Kalyanasundaram
Hi all, Kafka Streams application with Exactly once processing semantics, the default replication factor of broker is 3 i.e transaction.state.log.replication.factor In doc its mentioned that atleast 3 brokers are required for exactly once. What is the minimum replication factor required for exac