[rabbitmq-discuss] erl.exe crash

Simon MacMullen simon at rabbitmq.com
Wed Sep 29 17:03:17 BST 2010

On 29/09/10 16:51, Steven Taylor wrote:
> Hi all,
> I'm new to RabbitMQ. I just decided to throw 1 million messages at a
> RabbitMQ server using RabbitMQ.Client.Examples.PerfTest. The server is
> an old 3.2 GHz 2 Core; 32 bit XP OS; 4 GB RAM. Nothing special. 100K
> messages worked fine, 1 M messages crashed. The page file didn't fill
> up, so it doesn't look like a resources issue.

Hi Steven. Which version of RabbitMQ are you using? - that sounds like a 
way 1.x might crash. Is there anything in the logs?

> I'm just finding my way around. Are there any monitoring type stats or
> dashboards available so that I can watch what might be going on in the
> queue?

Have a look at the management plugin:


and at rabbitmqctl:


> Are there any rules of thumb for how powerful the RabbitMQ box should be?
> This isn't an extreme messaging requirement, and I can throttle if needs
> be, but I do need to get a feel for where things stand moving forward +
> how much confidence I can have.

Rabbit shouldn't require anything too ridiculous in terms of power. 
Having said that, Windows is a bit limiting as Erlang only exists in 32 
bit form for that platform, so you can't go to more than ~2GB memory used.

Cheers, Simon
Simon MacMullen
Staff Engineer, RabbitMQ
SpringSource, a division of VMware

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