My posts:

The Black Cat of Microbenchmarks
(Pre)release IRHydra 2.0
Hidden classes vs jsPerf
Performance tuning as the art of weather forecast
Why asm.js bothers me
Release the IRHydra!
microbenchmarks fairy tale
Shaky diagramming
My JSConf EU 2012 talk
Grokking V8 closures for fun (and profit?)
V8's --trace-* flags and Chrome on Windows
Explaining JavaScript VMs in JavaScript - Inline Caches
My JSConf 2012 talk
I-want-to-optimize-my-JS-application-on-V8 checklist
The trap of the performance sweet spot
Dangers of cross language benchmark games
Improved V8 external arrays support and nodejs Buffer type