[ww520]

A quick search shows that the problem has been shifted to tackle the so called C10M problem, with C1M/second. That was couple years ago. Not sure what the current state is.

http://highscalability.com/blog/2013/5/13/the-secret-to-10-m...

https://mrotaru.wordpress.com/2015/05/20/how-migratorydata-s...