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From Noel OConnor <noel.ocon...@gmail.com>
Subject Re: is tens of thousands of session feasible?
Date Wed, 05 Mar 2014 09:08:18 GMT
have you seen ActiveMQSession.INDIVIDUAL_ACKNOWLEDGE

see
http://activemq.apache.org/maven/apidocs/org/apache/activemq/ActiveMQSession.html#INDIVIDUAL_ACKNOWLEDGE


On Wed, Mar 5, 2014 at 6:48 PM, Li Li <fancyerii@gmail.com> wrote:

> hi all,
>      I want to process a batch of message using my own priority
> algorithm. But in JMS, I can't acknowledge a single message and can
> only acknowledge a session. So I decide to do it like this:
>      1. Create N(=10000) sessions
>      2. using a thread to manage session acknowledge like:
>              for(int i=0;i<N;i++){
>                  if session acknowledged{
>                        receive A Message without waiting;
>                        put this message to my own priority queue;
>                  }
>              }
>       3. using another thread to process my own queue;
>              get a message from my own queue;
>              process this message;
>              get the session of this message;
>              acknowledge this session;
>
>        because a session will receive only a message a time and it
> will be blocked until this message is processed. I need create many
> sessions(maybe I can make session a pool) . I don't know whether
> activemq can deal with so much session. for a single consumer, I will
> create 10000 session. if I have ten consumers, then 100,000 session be
> created at the same time.
>

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