artemlivshits commented on code in PR #12006: URL: https://github.com/apache/kafka/pull/12006#discussion_r856590081
########## clients/src/main/java/org/apache/kafka/clients/producer/internals/TransactionManager.java: ########## @@ -187,7 +187,7 @@ private void startSequencesAtBeginning(TopicPartition topicPartition, ProducerId private static final Comparator<ProducerBatch> PRODUCER_BATCH_COMPARATOR = (b1, b2) -> { if (b1.baseSequence() < b2.baseSequence()) return -1; else if (b1.baseSequence() > b2.baseSequence()) return 1; - else return b1.equals(b2) ? 0 : 1; + else return b1.equals(b2) ? 0 : Integer.compare(b1.hashCode(), b2.hashCode()); Review Comment: From the release perspective, it improves over the previous release, so for now we could take this as is and file a bug to work on a more precise solution in a future release. We could either add a unique long id (for every new object just increment a static atomic and get a new value) or instead of a producer batch use a HashSet of batches. -- 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