[jira] [Commented] (ARTEMIS-301) ServerConsumerImpl::cancelRefs is not thread safe

["ASF subversion and git services (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/ARTEMIS-301?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15000594#comment-15000594 ] 

ASF subversion and git services commented on ARTEMIS-301:
---------------------------------------------------------

Commit f0f886f53af93c3a90c973f8b3ab80dc85efb889 in activemq-artemis's branch refs/heads/master from Clebert Suconic
[ https://git-wip-us.apache.org/repos/asf?p=activemq-artemis.git;h=f0f886f ]

ARTEMIS-301 - Adding test replicating Consumer::cancel concurrency issue


> ServerConsumerImpl::cancelRefs is not thread safe
> -------------------------------------------------
>
>                 Key: ARTEMIS-301
>                 URL: https://issues.apache.org/jira/browse/ARTEMIS-301
>             Project: ActiveMQ Artemis
>          Issue Type: Bug
>    Affects Versions: 1.0.0, 1.1.0
>            Reporter: clebert suconic
>             Fix For: 1.2.0
>
>
> There are situations where this could happen through failover and reconnect.
> there are some caller methods being protected but I have seen one case in production for this happening.
> I am adding a byteman test for this along with a fix.



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