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From Rob Godfrey <rob.j.godf...@gmail.com>
Subject Re: Request for inclusion in 0.16: QPID-3927
Date Wed, 04 Apr 2012 00:48:26 GMT
Just to add my support to the inclusion of this fix.  I've also reviewed
the patch and agree with Robbie's characterization of the risks and

-- Rob

On 4 April 2012 00:25, Robbie Gemmell <robbie.gemmell@gmail.com> wrote:

> Hi Justin,
> I would like to request for the following fix to be included in 0.16.
> Alex reviewed the change before I commited it (updating the JIRA was
> just waiting for additional testing, now added) and I also discussed
> the issue with Rob, they should hopefully be happy to pipe up to that
> effect in the morning :)
> QPID-3927: Java Broker Priority Queue dispatch not working correctly
> https://issues.apache.org/jira/browse/QPID-3927
> The result of the defect is that messages may get 'stuck' on a
> priority queue until such time as a new consumer subsequently
> subscribes to the queue or sometimes higher priority messages arrive,
> after either of which points an entirely new set of messages can then
> potentially get stuck. Repeat.
> The actual defect I fixed has been present for a while, but we appear
> to have exposed it more with a specific change made since 0.14. The
> update is pretty trivial in the end and is isolated in the priority
> queue implementation, meaning it is fairly low risk and actually only
> affects something that is otherwise going to be broken anyway.
> Robbie
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