<div dir="ltr">It is also a good idea to get hold of queues whose consumers are 0 and have alot of messages/big in size.<div>What we have observed in our environment is RabbitMQ starts showing some slowness @ RES Memory consumption of 3+GB(Note: not Virtual)</div><div><br></div><div>Also since RabbitMQ runs inside an Erlang VM its a good Idea to get Stats out of the same. Stats like say Garbage Collection, Scheduler Usage(Erlang Scheduler), Runqueue Length etc, alot is explained in <a href="https://github.com/ferd/vmstats/">https://github.com/ferd/vmstats/</a></div><div><br></div><div>There are a lot of ways to collect these statistics, by spinning up a separate erlang VM with the command: </div><div>erl -sname <whatever> -setcookie <whatever cookie you are using in your RabbitMQ cluster></div><div><Once in erlang shell></div><div>
<p class="">rpc:call(<RQ_Nodename>, erlang, statistics, [garbage_collection]).</p></div><div>-Hemant</div></div><div class="gmail_extra"><br><br><div class="gmail_quote">On Wed, Sep 3, 2014 at 4:54 AM, David Medberry <span dir="ltr"><<a href="mailto:openstack@medberry.net" target="_blank">openstack@medberry.net</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Sep 2, 2014 at 2:25 PM, Andy Hill <span dir="ltr"><<a href="mailto:hillad@gmail.com" target="_blank">hillad@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><a href="http://virtualandy.wordpress.com/2014/09/02/operating-openstack-monitoring-rabbitmq/" target="_blank">http://virtualandy.wordpress.com/2014/09/02/operating-openstack-monitoring-rabbitmq/</a></blockquote>
</div><br></div><div class="gmail_extra"><br></div><div class="gmail_extra">Nice writeup Andy, thanks for sharing!</div></div>
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