Performance

http://highscalability.com/ A LOT of bits of info, links to slides, posts, videos about BIG websites and their internals

http://highscalability.com/youtube-architecture presentation about Youtube internal architecture, details on how youtube can scale that much

http://www.transnexus.com/White%20Papers/White%20Papers.htm Transnexus sell some commercial product (something like session authorization / CDR device for asterisk) , but they did performance testing for asterisk (back 2 back sip) and SIP switching for Ser

http://poorbuthappy.com/ease/archives/2007/04/29/3616/the-top-10-presentation-on-scaling-websites-twitter-flickr-bloglines-vox-and-more a collection of presentation on hi loaded web apps and their architecture

http://dammit.lt/2007/01/26/mysql-covering-index-performance/ mysql index performance tech internals (interesting)

http://www.slideshare.net/acme/scaling-with-memcached nice presentation on memcached

http://labs.cybozu.co.jp/blog/kazuhoatwork/2007/09/swifty-0_02.php perl memcached swifty library – bindings to memcached written in C

http://www.ffnn.nl/pages/articles/linux/server-wide-performance-benchmarking.php To get a good idea of the relative impact of the chosen filesystem I also tuned the amount of shared buffers used in the PostgreSQL database software, which powers a number of sites on the server. On top of that, I also took a look at the benefit of using

http://www.highscalability.com/google-architecture Google’s platform approach to building scalable applications allows them to roll out internet scale applications at an alarmingly high competition crushing rate. Their goal is always to build a higher performing higher scaling infrastructure to support th

real install of linux suse 10 with 4096 CPUs, altix 4700, #10 in top500 http://www.lrz-muenchen.de/services/compute/hlrb/hardware/hardware.html