From: Nieścierowicz Adam <hidden> Date: 2012-10-08 09:29:55
You should use RPS on eth2/eth3 because they are non multi queue.
Documentation/networking/scaling.txt should give you all the needed info
I set processors for rps such as affinity, unfortunately it did not help
---
cat /sys/class/net/eth{2,3,4,5}/queues/rx-0/rps_cpus
0040
0080
0100
0200
---
CPU affinity http://wklej.org/id/843161/