[zeromq-dev] Performance measurements question

Luca Boccassi luca.boccassi at gmail.com
Thu May 3 15:05:03 CEST 2018

On Thu, 2018-05-03 at 15:44 +0300, Ernest Zed wrote:
> Hi All,
> I'm running performance tests in accordance with this document
> http://zeromq.org/results:perf-howto
> It is stated that the latency measured just one-way. I guess this
> document
> is very old and I wanted to ask it is still holds true.

The measuring code is very simple, I suggest to just look at it.
The latency is measured for a roundtrip.

> Second, what is the
> expected overhead of zmq? For example, if I ping one machine from the
> second one and get, say, 50us, what is the latency I could expect
> from zmq
> when running local/remote_lat test? 25, 50, 100, 200us?
> Sincerely,
> Ernest

The environment can vary the performances, so you should simply measure
it and see what's it like with your hardware and network.

Kind regards,
Luca Boccassi
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