Yes, the suggestion discussed by Aphyr has been implemented. You can now set up a lower bound on the ISR size (min.insync.replicas). Together with required.acks=-1 you can wait for a message to be committed to at least min.insync.replicas nodes.<p><a href="https:&#x2F;&#x2F;issues.apache.org&#x2F;jira&#x2F;browse&#x2F;KAFKA-1555" rel="nofollow">https:&#x2F;&#x2F;issues.apache.org&#x2F;jira&#x2F;browse&#x2F;KAFKA-1555</a>