性能优化方法学

http://www.brendangregg.com/tsamethod.html

http://carymillsap.blogspot.hk/2009/11/why-we-made-method-r.html

https://medium.com/netflix-techblog/linux-performance-analysis-in-60-000-milliseconds-accc10403c55

http://www.brendangregg.com/usemethod.html

http://queue.acm.org/detail.cfm?id=2413037