post your producer/consumer code + broker config and i can try on my side. i bet it's a config issue.
On Wed, Dec 18, 2013 at 11:27 AM, rostom <ros...@ymail.com> wrote: > I have recently started working with ActiveMQ (v5.9). The performance I am > seeing with my producer is extremely slow and was wondering if someone could > shed some light on the matter. I have my broker, producer, and consumer all > running on the same machine. Furthermore, in an effort to get accurate > stats, in none of my tests have I ran the producer and consumer > simultaneously (i.e. I run the producer 1st and put a bunch of messages on > the bus, then shut down the producer and turn on the consumer). > > 1K messages with default settings (producerFlowControl=true, > useAsyncSend=false): > Producer: 2.5 seconds > Consumer: 0.16 seconds > > My producer puts messages on the queue one at a time using a loop in Java > (calls JmsTemplate.convertAndSend). I am aware of the prefetch > configuration setting for sending messages to the consumer, which by default > is set to 1000 (I have also tried explicitly setting it to 1000), so that > could explain some of the discrepancy here. However, when I change the > prefetch setting to 0, which is supposed to do one message at a time, and at > least in my mind would emulate the producer's message generation speed, the > consumer slows down to ~0.56 seconds. But this is still nowhere close to > the slow 2.5 seconds that the producer takes. > > If I change my producer/broker settings so that no ack is sent to the > producer, then I can improve things significantly, but I need message > reliability so probably don't want to go down this route: > > 1K messages with useAsyncSend=true: > Producer: 0.2 seconds > > On a related note, does anyone know if the numbers (21-22,000 > messages/second)posted the AMQ Performance Page > <http://activemq.apache.org/performance.html> have useAsyncSend on or off? > > Thanks in advance. > rostom > > > > -- > View this message in context: > http://activemq.2283324.n4.nabble.com/Very-slow-producer-tp4675669.html > Sent from the ActiveMQ - User mailing list archive at Nabble.com. -- Christian Posta http://www.christianposta.com/blog twitter: @christianposta
