On Thu, 2022-02-10 at 14:05:42 +0100, Tim Bain wrote: > It's been a while since I've looked at the JMX beans, but I believe that > each topic consumer has its own MBean somewhere in the tree, with > individual per-consumer stats. Are those increasing even though the topic > is not?
I can't find any topic consumers. I just realized that all of our topics are compositeTopics. > And for that matter, do you have at least one consumer connected and > consuming messages from the topic? If there are no consumers, messages > produced to the topic are immediately discarded and I don't know if that's > done as an enqueue-dequeue or as a no-op but I suspect the latter, which > would explain what you're seeing. I'm guessing that the internal consumer/producer that the compositeTopics don't behave like a normal consumer? > On Wed, Feb 9, 2022, 4:15 PM Matt Pavlovich <mattr...@gmail.com> wrote: > > > How are you sending messages to the broker? JMS, STOMP and AMQP. BR, - Simon > On Wed, Feb 9, 2022, 4:15 PM Matt Pavlovich <mattr...@gmail.com> wrote: > > > How are you sending messages to the broker? > > > > > On Feb 9, 2022, at 11:12 AM, Simon Lundström <si...@su.se> wrote: > > > > > > If you are talking about /amq/admin/topics.jsp when you say console it's > > > all zeroes. > > > > > > org.apache.activemq:type=Broker,brokerName=activemq.it.su.se > > ,destinationType=Topic,destinationName=exampletopic > > > does not change even if I press Refresh in JVisualVM. Same in JConsole > > > (not that it makes any difference, it's all JMX). > > > > > > How are these metrics updated? Nothing related to advisory messages > > > right? > > > > > > BR, > > > - Simon > > > > > > On Wed, 2022-02-09 at 13:01:57 +0100, Matt Pavlovich wrote: > > >> Hello Simon- > > >> > > >> Those JMX counter metrics most definitely change. If you are using > > tool, such as console you may need to click ‘Refresh’ as data is going > > through. > > >> > > >> -Matt Pavlovich > > >> > > >>> On Feb 9, 2022, at 4:10 AM, Simon Lundström <si...@su.se> wrote: > > >>> > > >>> Hey all! > > >>> > > >>> Via JMX you can fetch metrics about e.g. queues in ActiveMQ Classic. So > > >>> the queue somequeue have the EnqueueCount attribute at > > >>> org.apache.activemq:type=Broker,brokerName=activemq.su.se > > ,destinationType=Queue,destinationName=somequeue > > >>> which contains the number of messages enqueued to the queue. > > >>> > > >>> However for topics the EnqueueCount does not move and I can't find any > > >>> other attribute that moves either. > > >>> > > >>> How can I see how many messages are or has been sent to a topic? > > >>> > > >>> BR, > > >>> - Simon > > >> > > > >
