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From Robert Davies <rajdav...@gmail.com>
Subject Re: Too many advisories topics created in ActiveMQ
Date Thu, 10 Oct 2013 05:19:09 GMT
Johan - we should add these to the faq entry (which is looking a little old - it mentions lingo!)


On 10 Oct 2013, at 06:14, Johan Edstrom <seijoed@gmail.com> wrote:

> As Rob pointed out, there are several solutions to this, the simplest one 
> being as in the old joke, Dr, it hurts when I do this. - Don't do it?
> 
> You could achieve the same thing with one queue and selectors - *which could run CPU
up*
> You could use a temp queue per processing unit and handle a lot of messages (This is
nice for pub/sub)
> You could use one queue and a bit of instanceof code (It looks a bit crufty but it is
very functional)
> 
> 
> On Oct 9, 2013, at 11:05 PM, Robert Davies <rajdavies@gmail.com> wrote:
> 
>> What you have described is a bit of an anti-pattern - there's some guidelines here
in the faq: http://activemq.apache.org/how-should-i-implement-request-response-with-jms.html
>> Its an anti-pattern because there is a lot of broker side over head with creating
temporary destinations and consumers (as you are seeing). 
>> However, for your case you probably need to enable GC on destinations - see http://activemq.apache.org/delete-inactive-destinations.html
>> 
>> On 10 Oct 2013, at 05:11, javaG <zenmatix@gmail.com> wrote:
>> 
>>> 
>>> In my application, I use request-reply by creating temp queue and creating a
>>> new replyConsumer for each message to use replyConsumer.poll() method to get
>>> reply back. After getting reply I close the replyConsumer. Messaging works
>>> fine but each time a message is sent a topic
>>> ActiveMQ.Advisory.Consumer.Queue.ID:xxxxxxxxxxxxxx is created and remains
>>> there. So if millions of messages are sent millions of rows will be created
>>> in the ActiveMQ web console for topics.  I tried to disable advisories
>>> message to solve this problem but then request-reply does not work anymore
>>> as it throws exceptions like Cannot publish to a deleted destination. So I
>>> am stuck. Any one has a solution?
>>> 
>>> Thanks
>>> 
>>> 
>>> 
>>> 
>>> 
>>> --
>>> View this message in context: http://activemq.2283324.n4.nabble.com/Too-many-advisories-topics-created-in-ActiveMQ-tp4672501.html
>>> Sent from the ActiveMQ - User mailing list archive at Nabble.com.
>> 
> 


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