[rabbitmq-discuss] Debugging RabbitMQ memory usage
simon at rabbitmq.com
Tue Oct 1 17:12:21 BST 2013
First of all, could you be seeing the same as this:
The smoking gun is
$ rabbitmqctl eval \
returning a number much larger than the number of open STOMP connections
on the leaky node.
On 01/10/13 16:55, Mariusz Gronczewski wrote:
> I have 2 clusers, 2 nodes each with same configuration. One node is
> serving most of the traffic (about 100 req/sec via STOMP/SSL, basically
> zero messages staying in queues) while other is "backup". Plugins are
> management, management_federation, federation and stomp)
> I have noticed that on clusterA, master node eats above 2GB RAM (after 2
> days of uptime, slowly growing), mostly in "Plugins" and "Binaries", and
> in clusterB both nodes are below 200MB RAM usage. Only difference is
> that on clusterA stats are gathered on same node serving traffic while
> on clusterB stats are on "secondary" node.
> Software configuration is basically identical (I used puppet to deploy
> both at same time), and clusterA is on slower machines, but by no means
> overloaded (using maybe 5% CPU).
> version: RabbitMQ 220.127.116.11927, Erlang R15B01, but same thing occurs on
> current stable 3.1.5
> Is there any way to debug what uses it and why it is leaking memory ?
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