Gary Tully created AMQ-7308:
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             Summary: Virtual Topic concurrent send with JMX consumer queue 
deletion can lead to kahaDb leak
                 Key: AMQ-7308
                 URL: https://issues.apache.org/jira/browse/AMQ-7308
             Project: ActiveMQ
          Issue Type: Bug
          Components: JMX, KahaDB
    Affects Versions: 5.15.0
            Reporter: Gary Tully
            Assignee: Gary Tully
             Fix For: 5.16.0


With a fast producer on a virtual topic, a jmx op to remove a consumer queue 
will succeed but it is possible that an inflight send will recreate the kahadb 
message store and accept the message, which will never be consumed. This 
message will subsequently prevent cleanup/gc of in kahadb leading to excessive 
disk usage.



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