> "Jun Xiao" <jun.xiao at cloudnetengine.com> wrote: > > > After CloudNetEngine vswitch technical preview is launched, we > > received quite a few queries on vswitches performance comparison, but > > we cannot simply give a test result on our platform because > > performance varies on different H/Ws and different workloads, and > > that's why we encourage you to try the evaluation package to get real data > on your setup. > > > > Anyway, we share a little more performance data on our H/W which is a > > comparison among native kernel OVS/OVS-DPDK/CNE vswitch under the > most common workload: > > concurrent bi-directional TCP traffics cross hosts, and hope you can have a > rough idea. > > http://www.cloudnetengine.com/weblog/2015/07/22/vswitches- > performance- > > comparison/ > > > > Thanks, > > Jun > > Since the real bottleneck in most vswitches is per-packet overhead. > I would recommend running RFC-2544 tests for better data. > > You probably need to use something like pktgen to get enough packets-per- > second.
Yeah this is the methodology that we use aswell.