> I now think this only happens for AMQP connections on a cluster...

What exactly do you mean by "on a cluster"? Do you mean you have a broker
cluster and the client is using AMQP to connect to one of the brokers in
the cluster? If so, is a broker cluster necessary to reproduce this or do
you also see it with a standalone broker?

The more details (within reason) you can provide about your
environment/configuration the better.


Justin

On Mon, Feb 15, 2021 at 6:22 PM Dondorp, Erwin <erwin.dond...@cgi.com>
wrote:

> Justin,
>
> > Are you able to reproduce this reliably?
> Yes, this happens very often, but not strictly reproducible.
>
> > If so could you share those details so I could do the same?
> I'm using command-line client https://github.com/fmtn/a
> I even added some extra close() statements in there to be sure, but that
> did not help. Hence my doubt.
> (you may notice that I contributed a few small items to "a", but I'm not a
> maintainer)
> I've also used "a" to test against ActiveMQ5 in the past.
>
> > I'm not aware of any bugs related to spurious WARN messages like
> this,[...]
> With this encouragement, I intensified the search.
> All objects are closed from the client side, so looking at the server.
> I now think this only happens for AMQP connections on a cluster (as I
> could not repeat it on CORE or standalone server).
>
> thx,
> e.
>
> -----Oorspronkelijk bericht-----
> Van: Justin Bertram <jbert...@apache.org>
> Verzonden: maandag 15 februari 2021 22:33
> Aan: users@activemq.apache.org
> Onderwerp: Re: WARN [org.apache.activemq.artemis.core.server] AMQ222107:
> Cleared up resources for session <uuid>
>
>
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> I'm not aware of any bugs related to spurious WARN messages like this, but
> that doesn't mean one doesn't exist. If a client didn't properly close its
> session before terminating then the connection TTL would have to elapse
> before the broker closed the server-side resources. You wouldn't see the
> WARN immediately. I wouldn't expect to see this message normally. There may
> be something wrong with your client, but I can't say without more details.
> Are you able to reproduce this reliably? If so could you share those
> details so I could do the same?
>
>
> Justin
>
> On Mon, Feb 15, 2021 at 3:17 PM Dondorp, Erwin <erwin.dond...@cgi.com>
> wrote:
>
> > Hello everyone,
> >
> > My Artemis log file has this message: WARN
> > [org.apache.activemq.artemis.core.server] AMQ222107: Cleared up
> > resources for session [uuid here].
> > The message does not happen immediately after the client has
> > disconnected, so it is a bit hard to analyse.
> > I'm currently still convinced that my client software behaves
> > properly, sessions are committed and closed, etc.
> > Is this then an un-avoidable warning message? Or is there still
> > something wrong in my client? If so, any clues available?
> >
> > thx!
> > Erwin
> >
>

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