系统性能专家Brendan D. Gregg在LinuxCon NA 2014大会上有名的关于Linux性能方面的幻灯片
Reference
http://www.brendangregg.com/linuxperf.html
https://www.thomas-krenn.com/en/wiki/Linux_I/O_Stack_Diagram
https://www.thomas-krenn.com/en/wiki/Linux_Storage_Stack_Diagram