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Posted to dev@kafka.apache.org by "Guozhang Wang (JIRA)" <ji...@apache.org> on 2017/05/18 01:06:04 UTC
[jira] [Resolved] (KAFKA-5231) TransactinoCoordinator does not bump
epoch when aborting open transactions
[ https://issues.apache.org/jira/browse/KAFKA-5231?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Guozhang Wang resolved KAFKA-5231.
----------------------------------
Resolution: Fixed
Issue resolved by pull request 3066
[https://github.com/apache/kafka/pull/3066]
> TransactinoCoordinator does not bump epoch when aborting open transactions
> --------------------------------------------------------------------------
>
> Key: KAFKA-5231
> URL: https://issues.apache.org/jira/browse/KAFKA-5231
> Project: Kafka
> Issue Type: Sub-task
> Reporter: Apurva Mehta
> Assignee: Guozhang Wang
> Priority: Blocker
> Labels: exactly-once
> Fix For: 0.11.0.0
>
>
> When the TransactionCoordinator receives an InitPidRequest when there is an open transaction for a transactional id, it should first bump the epoch and then abort the open transaction.
> Currently, it aborts the open transaction with the existing epoch, hence the old producer is never fenced.
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