jolshan commented on code in PR #18604: URL: https://github.com/apache/kafka/pull/18604#discussion_r1925801892
########## core/src/main/scala/kafka/log/UnifiedLog.scala: ########## @@ -600,6 +600,11 @@ class UnifiedLog(@volatile var logStartOffset: Long, */ def hasOngoingTransaction(producerId: Long, producerEpoch: Short): Boolean = lock synchronized { val entry = producerStateManager.activeProducers.get(producerId) + // With transactions V2, if we see a future epoch, we are likely in the process of completing the previous transaction. Review Comment: Hmmm. We can see a future epoch in the case where the next transaction has started while the previous one is completing. For V2 this can happen due to the reordering of handling the produce and add partitions -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: jira-unsubscr...@kafka.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org