On Thu, Jul 16, 2015 at 01:12:49PM -0700, Joe Stringer wrote: > On 16 July 2015 at 13:08, Ben Pfaff <[email protected]> wrote: > > On Thu, Jul 16, 2015 at 11:22:29AM -0700, Hao Wu wrote: > >> Yes, you are right. I find the bottleneck is tcprelay which only > >> generates packets at 750Kpps. But even when I add more hosts to send > >> packets in parallel, I can't get a higher generation rate. E.g., if I use > >> only one host, tcpreplay sends packets at 300Kpps, while if I use 6 hosts, > >> each tcpreplay sends packets at around 130Kpps and the total rate is still > >> 750Kpps. How do you get a higher generation rate in your experiment? > >> Thanks. > > > > I think we used netperf. I've never use tcpreplay so I don't have any > > hints. > > Even with netperf, you need to run several threads and depending on > the test you may exhaust all CPU running netperf to generate the > traffic before you start hitting OVS performance limits.
Right, the OVS paper mentions that we ran 400 netperf instances in parallel. _______________________________________________ discuss mailing list [email protected] http://openvswitch.org/mailman/listinfo/discuss
