BTW I wonder if you were hitting this issue which was just fixed in subversion (thanks for the patch Danielius!)
http://issues.apache.org/activemq/browse/AMQ-736 On 6/5/06, James Strachan <[EMAIL PROTECTED]> wrote:
BTW are you positive you are using persistent queues? i.e. setting hte delivery mode on your MessageProducer to be persistent? On 6/5/06, Frank Baxter <[EMAIL PROTECTED]> wrote: > > I've read through the slow consumer issues, but I still can't figure out how > to solve this problem. > > I'm using AMQ 4.0 with persistent queues. I've got several message > producers that are reading information from an external system and creating > JMS messages. They do this in bursts, sometimes with a high input rate. > The messages end up around 300K in size. I use auto-ack on these producers. > > My consumers are slow, and sometimes are not even running. I'm expecting > the JMS system to queue the messages up in the persistent storage. When my > consumers are running they will pull messages off as they can. I use > client-ack on the consumers (they are actually a chain of consumer/producers > with decision points). > > It seems that the default behavior for AMQ is to slow down my producers when > the messages queue up. Eventually (seems to be around 2500 messages) they > stop completely. This causes a problem with my initial producers because > they are also receiving inputs from the external (non JMS) system. With AMQ > they are failing because they are timing out talking to that other system. > > What I'm looking for is a way to remove that auto-slow down logic in my > producers. I want these producers to write messages as fast as possible so > I don't impact my external system. Does anyone have any ideas on how I can > achieve this with AMQ? > > BTW, I have this system implemented and working using JBoss MQ, but I'm > looking to replace it due to performance issues, especially when large > queues exist and the JBoss server restarts. > > -- > View this message in context: http://www.nabble.com/Slow-consumer-problem-t1733329.html#a4709829 > Sent from the ActiveMQ - User forum at Nabble.com. > > -- James ------- http://radio.weblogs.com/0112098/
-- James ------- http://radio.weblogs.com/0112098/
