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Posted to issues@activemq.apache.org by "Gary Tully (Jira)" <ji...@apache.org> on 2021/04/16 12:17:00 UTC

[jira] [Updated] (AMQ-7298) failover duplicate detection in error with batched local transactions

     [ https://issues.apache.org/jira/browse/AMQ-7298?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Gary Tully updated AMQ-7298:
----------------------------
    Fix Version/s: 5.17.0

> failover duplicate detection in error with batched local transactions
> ---------------------------------------------------------------------
>
>                 Key: AMQ-7298
>                 URL: https://issues.apache.org/jira/browse/AMQ-7298
>             Project: ActiveMQ
>          Issue Type: Bug
>          Components: JMS client
>    Affects Versions: 5.15.0
>            Reporter: Gary Tully
>            Assignee: Gary Tully
>            Priority: Major
>             Fix For: 5.16.0, 5.17.0
>
>          Time Spent: 20m
>  Remaining Estimate: 0h
>
> Messages can get poisonAcked in error as duplicate deliveries when a local transaction rollback during/after a failover (auto reconnect) event.
> The interaction between rollback and failover redelivery has a bunch of timing issues and did create duplicates in-error that resulted in over eager suppression.
> There are a bunch of related tests that validate expected behaviour, the related fixes needed to be revisited to better manage the delivered and unconsumed messages in the context of a local transaction and to avoid the real duplication of delivery in the client.
> There is an additional new test that demonstrates the additional dlq or duplicates behaviour.
> a nice cross section from the unit test suite is:
> mvn clean install -Dtest=CloseRollbackRedeliveryQueueTest,AMQ2149Test,JMSQueueRedeliverTest,RedeliveryPolicyTest,FailoverTransactionTest,FailoverDurableSubTransactionTest,JMSConsumerTest,JmsSessionRecoverTest,AMQ2751Test



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