[rabbitmq-discuss] MTU

Martin Sustrik sustrik at 250bpm.com
Sun May 9 22:02:11 BST 2010


> Thanks but today we are trying to get this information by this hard way. 
> I'm trying to get a help here, someone may have done it before or 
> RabbitMQ owners can have this number and will help me to get back time 
> loosed hacking packages network.

Per-message overhead for AMQP/0-8 is 50+ bytes.

> This number is very important, and have significant differences between 
> AMQP implementations. Just for example the Qpid package have a oversize 
> in message larger than RabbitMQ until you can send 32k messages per 
> second using 100mbps you can do only 16k messages per second with Qpid 
> with the same 100mbps. (Messages with 213bytes).
> Resuming If you will have a high throughput and need high performance 
> make sure that you will not want to use jumbo frame.

It's very unlikely that MTU size setting will have any impact on 
performance in your scenario.


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