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From "Alan Conway (Updated) (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (QPID-3866) Priority ring queue lets lower-priority message displace higher-priority
Date Wed, 22 Feb 2012 15:33:48 GMT

     [ https://issues.apache.org/jira/browse/QPID-3866?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel

Alan Conway updated QPID-3866:

    Attachment: priority-ring.py

Test case to illustrate the problem
> Priority ring queue lets lower-priority message displace higher-priority
> ------------------------------------------------------------------------
>                 Key: QPID-3866
>                 URL: https://issues.apache.org/jira/browse/QPID-3866
>             Project: Qpid
>          Issue Type: Bug
>          Components: C++ Broker
>    Affects Versions: 0.14
>            Reporter: Alan Conway
>         Attachments: priority-ring.py
> Currently a ring+priority queue works by removing the lowest priority message
> if the limit is reached. However it does not consider whether the new message
> is actually of lower priority than the one being displaced. A lower priority
> message should not displace a higher-priority message.

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