- http://www.lognormal.com/blog/2012/09/27/linux-tcpip-tuning/
- http://www.cdnplanet.com/blog/tune-tcp-initcwnd-for-optimum-performance/
- http://kaivanov.blogspot.com/2010/09/linux-tcp-tuning.html
- https://hacks.mozilla.org/2013/01/building-a-node-js-server-that-wont-melt-a-node-js-holiday-season-part-5/
- https://gist.github.com/carlessistare/6417055