[zeromq-dev] Why ZeroMQ has so much overhead?

Aurélien Vallée vallee.aurelien at gmail.com
Wed Aug 29 02:22:34 CEST 2012


You will first have to detail precisely how _you_ ended up with 11
microseconds. Where exactly did you place your timer hooks, and how are you
timing?

On Wed, Aug 29, 2012 at 2:11 AM, Julie Anderson <julie.anderson.uk at gmail.com
> wrote:

> Over 10GbE ZeroMQ claims a latency of 33 micros from end-to-end<http://www.zeromq.org/results:10gbe-tests-v031>.
> If you subtract 2 micros from "over-the-wire" transit time it is still 31
> micros. That's a lot!
>
> But if you make a simple test sending one packet from one side to the
> other, the total time is around 11 micros, or three times faster.
>
> What does ZeroMQ do to introduce 3 times more latency to the messages?
>
> Not criticizing, just trying to understand.
>
> -Julie
>
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-- 
Aurélien Vallée
+33 6 47 41 70 37
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