Non-consistent CPU usage in IP forwarding test

[Oleg A. Arkhangelsky]

04.04.2014, 08:43, "Abu Rasheda" <rcpilot2010 at gmail.com>:

> Is it NUMA system ? This happens when node tries to access memory connected to other CPU.

Yes, that's NUMA system. Of course inter-node traffic is involved. What is strange is
that CPU usage pattern looks like this:

http://software.intel.com/sites/default/files/managed/1b/57/oimg.png

Despite the same test traffic pattern.

--
wbr, Oleg.

"Anarchy is about taking complete responsibility for yourself."
      Alan Moore.