Re: Fwd: Message groups enhancement feature request

2011-07-05 Thread Dejan Bosanac
BTW. we have open feature request for the broker rebalance message groups when consumers are added/removed ( https://issues.apache.org/jira/browse/AMQ-2106). I think that's the best way to handle this use case. In any case, any contribution in this area is welcomed. Regards -- Dejan Bosanac - ht

Re: Fwd: Message groups enhancement feature request

2011-07-02 Thread Martin C.
Hi, > So it sounds like the current Message Groups behaviour is fine; its > just you want to ensure fair load balancing of the message groups > across consumers right? So if lots of other clients are restarted; the > long running clients could end up claiming too many of the message > groups? Yes

Re: Fwd: Message groups enhancement feature request

2011-07-02 Thread Martin C.
Hi, On Fri, Jul 1, 2011 at 4:00 PM, boday wrote: > Martin, message groups (by design) guarantee that only a single consumer will > process messages for a group at a time. Yes, I am aware of that. My problem at the moment is only, that it will always be the SAME consumer processing the message gr

Re: Fwd: Message groups enhancement feature request

2011-07-01 Thread James Strachan
before the first has been processed. So my idea would be to add a >>> configuration option, that a consumer will release the message group >>> directly after consuming its current message, releasing the message >>> group for re-distribution to other brokers. >>> >>

Re: Fwd: Message groups enhancement feature request

2011-07-01 Thread boday
uld be to add a >>> configuration option, that a consumer will release the message group >>> directly after consuming its current message, releasing the message >>> group for re-distribution to other brokers. >>> >>> Would something like this be possible

Re: Fwd: Message groups enhancement feature request

2011-07-01 Thread Martin C.
> directly after consuming its current message, releasing the message >> group for re-distribution to other brokers. >> >> Would something like this be possible / do I overlook some downside of >> this approach? >> >> Best regards, >> Martin >> > > > -- > View this message in context: > http://activemq.2283324.n4.nabble.com/Fwd-Message-groups-enhancement-feature-request-tp3635293p3637432.html > Sent from the ActiveMQ - User mailing list archive at Nabble.com. >

Re: Fwd: Message groups enhancement feature request

2011-06-30 Thread boday
his be possible / do I overlook some downside of > this approach? > > Best regards, > Martin > -- View this message in context: http://activemq.2283324.n4.nabble.com/Fwd-Message-groups-enhancement-feature-request-tp3635293p3637432.html Sent from the ActiveMQ - User mailing list archive at Nabble.com.

Fwd: Message groups enhancement feature request

2011-06-30 Thread Martin C.
Hi, we currently use message groups to ensure ordered delivery of messages within a given group. As noted on the documentation for message groups, this often does not scale very well with variable consumer counts, as in this case the oldest consumers will hog all message groups. In our use-case,