[rabbitmq-discuss] erl.exe crash

Simon MacMullen simon at rabbitmq.com
Thu Sep 30 11:47:22 BST 2010

On 30/09/10 01:20, Steven Taylor wrote:
>     Hi Steven. Which version of RabbitMQ are you using? - that sounds
>     like a way 1.x might crash. Is there anything in the logs?
> The most recent one. Actually, the CPU was maxing out. It handled 500K
> of messages okay, but somewhere between 500K and 1M it broke.

Hmm. I really wouldn't expect that to happen with 2.x. I'll pop open a 
Windows VM and see if I can replicate it.

>     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.
> Okay. So probably wise to run Rabbit on Linux. Are there any upper
> limits on message size? Is 100MB too big for a message?

If you have the option I'd recommend it. 100MB is probably getting 
within sight of the sensible maximum - while there's no formal upper 
bound, we don't stream messages internally so multi-GB ones might be 

Cheers, Simon

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

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