----- Original Message -----
> On 04/10/2014 10:53 AM, Michael Goulish wrote:
> > Also did 40 million-message load-test
> > 3 separate boxes:
> > * 1 box for 40 senders
> > * 1 box for 2-router network
> > * 1 box for 40 receivers.
> > * messages are 117 bytes each
> >
> > results:
> >
> > * 182,000 messages per second, round-trip, i.e. 364,000 transfers per
> > second.
> > * memory on routers not growing
> > * the 2 routers used 34% of total available CPU on a 16-core box.
> > * throughput on each ethernet interface was 21 MB/sec
>
> This is interesting... what did you use for these tests? Existing
> checked in clients or some custom benchmarking tool?
I used a sender and a receiver client that I wrote in C++.
>
> Were the senders and receivers paired? I.e. did each sender send to one
> specific receiver? Or did each sender broadcast to all receivers? How
> did you measure the throughput?
Well, I *thought* that they were paired, but in fact he senders
were broadcasting such that each sender's message went to 1 receiver on
each router.
>
> One of the key experiments I would like to see is a measurement of how
> overall throughput can scale out when adding extra routers. So e.g. for
> a broadcast pattern, with publishers publishing at some fixed rate, see
> how many publishers and receivers can be supported at that rate by one
> router, then add in a second router and see how many more publishers and
> receivers the combined network can then handle. (A similar test could be
> done for unicast).
>
>
>
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