Where to look for information on Architecture of High Scalable Website like Orbitz, Amazon, Ebay, Linkedin etc?

Question

I am willing to learn about different architectures of highly scalable web applications like gmail, google, youtube, amazon, orbitz, linkedin, ebay etc. and would certainly appreciate if someone can point me to some online resource/book from where I can learn about details of their architecture and trade offs in selecting a particular design over other.

Answer 1

InfoQ often has some good presentations on highly scalable architectures:

Orbitz

Amazon

Ebay