Martin Krasser

@maciekciolek thanks a lot for sharing the code, will take a closer look soon. > IMO the number of topics equals the number of persistenceIds, which in huge systems can...

> As far as I understand this Kafka integration should implement EventLog from Eventuate to support this? Yes > Do you have any ideas how can we support EventsByTag query?...

The problems you see are easy to solve: you just need to store a processing progress of the main topic. Whenever you make an eventually consistent read form a derived...

@maciekciolek sounds good!

@zapletal-martin thanks a lot for offering help here, highly appreciated. +1 on proceeding as you proposed. @maciekciolek thoughts?

@maciekciolek @zapletal-martin I just created https://gitter.im/krasserm/akka-persistence-kafka for this repository. Would love to follow/participate your discussions.

Just found the new [Kafka proposal for idempotent producers and transactional messaging](https://cwiki.apache.org/confluence/x/ASD8Aw). The idempotent producer is exactly what we need for using Kafka as event sourcing storage backend.

@zapletal-martin sorry for late reply. I couldn't find a timeline for idempotent producer. Seems this will take a while until ready. So 👍 to proceed as discussed before.

@olivierdeckers thanks a lot for your PR. At a first glance, your proposal is a good start I think. I don't have the bandwidth at the moment to make a...

Have you properly overridden all `localhost` settings in https://github.com/krasserm/akka-persistence-kafka/blob/master/src/main/resources/reference.conf ?