Try using perf to look at where system is spending it's time.
On Wed, Apr 10, 2013 at 3:55 PM, SDN learn <sdn.le...@gmail.com> wrote: > Hi, > > I'm running OVS-1.4 release on a low frequency x86 machine. I see that > performance doesn't seem to scale linearly from 1 to 2 to 4 cores. > > I have three PC setup: PC1 is generating netperf traffic, PC2 runs OVS, PC3 > is terminating traffic. OVS is bridging between two ethernet ports. > > The datapath uses RCU locking mechanism which is quite efficient. What could > be other areas where there is contention when running OVS on multi-core > machine. > > Thank you, > Marty! > PS: Would upgrading to a later version help? > > > _______________________________________________ > dev mailing list > dev@openvswitch.org > http://openvswitch.org/mailman/listinfo/dev > _______________________________________________ dev mailing list dev@openvswitch.org http://openvswitch.org/mailman/listinfo/dev
