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Posted to dev@qpid.apache.org by "Robbie Gemmell (JIRA)" <ji...@apache.org> on 2014/01/07 17:21:51 UTC
[jira] [Assigned] (QPID-5450) [Java Broker] shared message group
race between acquiring new messages and acking delivered messages can lead
to concurrent delivery
[ https://issues.apache.org/jira/browse/QPID-5450?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Robbie Gemmell reassigned QPID-5450:
------------------------------------
Assignee: Rob Godfrey (was: Robbie Gemmell)
Rob, can you give this a look over please?
Thanks,
Robbie
> [Java Broker] shared message group race between acquiring new messages and acking delivered messages can lead to concurrent delivery
> ------------------------------------------------------------------------------------------------------------------------------------
>
> Key: QPID-5450
> URL: https://issues.apache.org/jira/browse/QPID-5450
> Project: Qpid
> Issue Type: Bug
> Components: Java Broker
> Affects Versions: 0.22, 0.24, 0.26
> Reporter: Robbie Gemmell
> Assignee: Rob Godfrey
> Fix For: 0.27
>
>
> When using shared message groups, there is a synchronization issue leading to a race between acquiring new messages that are being added to the group causing a state change within the group, and acking of the last message in the group, which can lead to concurrent delivery of messages for the group.
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