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List:       activemq-users
Subject:    Re: ARTEMIS: "default-delay-before-dispatch" doesn't trigger for inactive queues with unconsumed mes
From:       Justin Bertram <jbertram () apache ! org>
Date:       2022-06-21 19:46:24
Message-ID: CAF+kE=RZ8AposdE9Ybsy1v7foWWEOyQEuUHk-+L5w5ZMourkbQ () mail ! gmail ! com
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Sounds like a bug. Please go ahead and open a Jira and include steps, code,
configuration, etc. to reproduce the issue as simply as possible (i.e. a
minimal reproducible example). Thanks!


Justin

On Thu, Jun 9, 2022 at 11:13 AM Max Sidnin <msidnin@gmail.com> wrote:

> Hi,
> It seems there is a bug related to "default-delay-before-dispatch" and
> "default-consumers-before-dispatch". The scenario is:
>
> 1. Configure some queue via address-setting:
> <address-setting match="*.something">
>
> <default-consumers-before-dispatch>50</default-consumers-before-dispatch>
>     <default-delay-before-dispatch>5000</default-delay-before-dispatch>
>
>
> <default-group-first-key>JMSXGroupFirstForConsumer</default-group-first-key>
>     <default-group-rebalance>true</default-group-rebalance>
>
>
> <default-group-rebalance-pause-dispatch>true</default-group-rebalance-pause-dispatch>
>     <default-group-buckets>512</default-group-buckets>
>     <page-size-bytes>52428800</page-size-bytes>
>     <default-consumer-window-size>0</default-consumer-window-size>
> </address-setting>
>
> 2. Run a producer, post 100-200 messages and disconnect. There should be no
> active producers.
>
> 3. After some delay (~10 secs) start 10 consumers (less than our
> "default-consumers-before-dispatch").
>
> Expected: after 5 seconds consumers should start to consume messages
> Actual: nothing happens until something touches the queue. For example: a
> new message arrives, redistribution happens, the "resume()" operation is
> called. After these actions everything wakes up and starts to work.
>
> There is no issue if a producer is alive and a queue is active. Artemis
> version is 2.22.0
>
> Should I report a bug?
>


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