[rabbitmq-discuss] How can get the queue depth?

[Michael Bridgen]

> I am using Java Client for Rabbitmq. I want know that how many messages are
> in the queue(total no. of message remaining in the queue) without reading
> the message of the queue.

Using a passive declare (Channel.queueDeclarePassive in the Java client) 
will give you the queue depth in the reply.

If you want to sample it often, it may be better to use the management 
plugin.

Michael.