[rabbitmq-discuss] How to debug queue memory leak

Fri Feb 1 10:18:41 GMT 2013

What happens when you close your application, do the queues get cleaned up 
or do they stick around?

On Friday, 25 January 2013 14:59:08 UTC, Max E. Kuznecov wrote:
>
> Hello
>
> In my application I have a pool of temporary queues, used for RPC-like 
> messaging.
> Queues are created with flags durable and exclusive.
>
> I'm observing a constant growth in queues memory as the time passes 
> despite the fact rabbitmqctl shows zeros in messages column.
> The output looks like this:
>
> rabbitmqctl list_queues memory name messages consumers | sort -rn | head
> 10772176        amq.gen-qnA00cF1K0o2vq1KyO9_yQ  0       1
> 10772104        amq.gen-os12dLIRtGJYqEwG7xpZOA  0       1
> 10771888        amq.gen-YJkYswabMY0eUQi057xdHA  1       0
> 10771888        amq.gen-X8_I9wVBb6H2bHb_yt5zrw  0       0
> 10771888        amq.gen-wLAXnQjySs9QgVlaZOlXaw  0       0
> ....
>
> And this number just continues to grow until memory high watermark is hit.
> Maybe I'm missing something but how is this possible? Message rate is 
> about 50 msg/s, it is not so high.
> Is it possible somehow to find out why is memory not being freed?
>
> rabbitmq version 3.0.1 on linux x86_64 box with erlang client API.
>
> Thank you.
>
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