enable RPS ec2

gistfile1.txt

### bind different buffers to different cores using multi queue networking
### http://engineering.pinterest.com/post/53467339970/building-pinterest-in-the-cloud
### reduces effects of irq affinity on EC2/Xen

execute "rps_cpu" do
	command "echo f > /sys/class/net/eth0/queues/rx-0/rps_cpus"
	user    "root"
	group   "root"
	not_if "grep 1 /sys/class/net/eth0/queues/rx-0/rps_cpus"
	action :run
end