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Posted to dev@kafka.apache.org by "Apurva Mehta (JIRA)" <ji...@apache.org> on 2017/05/15 19:07:04 UTC

[jira] [Updated] (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 ]

Apurva Mehta updated KAFKA-5231:
--------------------------------
    Issue Type: Sub-task  (was: Bug)
        Parent: KAFKA-4815

> 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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