I've never seen what you describe, but I've also never seen a broker with default config and no other processes (i.e. no producers) have messages in a queue.
If you get the consumers to come back, you might get additional useful information by using a JMX viewer such as JConsole to examine the different consumers. Tim On Sep 7, 2016 11:15 PM, "叶雷" <yelei...@163.com> wrote: > I'm using ActiveMQ 5.12.1. > I start a activemq broker with default configuration on server, and there > are no other processes. > I find there are 2 consumers which have same clientid with broker on a > queue, and the queue has many messages. These two consumers consume the > queue normally. Once the number of message decrease to an certain number, > these consumers stopped. > I try to reproduce it on other broker, but failed. > Is there anyone encounter this problem? > What trigger this situation? Where the messages consumed by these > consumers are writed to? > > > I have searched google for a long time, and can't find useful informations.
