Re: Exactly Once, Producer configuration

2018-05-14 Thread Matthias J. Sax
Hi, I don't think that the `producer.properties` file exist once per broker, because this file should not be at the broker machine at all. It should be on the application side (ie, your "modules"). For transactions to work correctly, each `Producer` instance needs a cluster wide unique transactio

Exactly Once, Producer configuration

2018-05-14 Thread Thomas.Kass
Hi, the following article describes how to configure Apache Kafka system to enforce exactly once approach: https://www.confluent.io/blog/exactly-once-semantics-are-possible-heres-how-apache-kafka-does-it/ One recommendation states that parameter transactional.id should be set in producer.prope