Idempotent producer

[edenhill]

Implementation of only-once guarantee on the producer side

https://cwiki.apache.org/confluence/display/KAFKA/Idempotent+Producer

[edenhill]

This will be implemented through EOS

[grantr]

@edenhill What is the EOS you're referring to?

[edenhill]

@grantr
EOS is Exactly Once Semantics, more info here:
https://cwiki.apache.org/confluence/display/KAFKA/KIP-98+-+Exactly+Once+Delivery+and+Transactional+Messaging