Joe Williams discusses how distributed systems, cloud computing and configuration management affect system’s availability. He exemplifies with a database service built on CouchDB, Erlang, Chef, EC2.
Pramod presents material from the 2007 Jolt Productivity Award winning book "Refactoring Databases : Evolutionary Database Design" on implementing evolutionary database development.
Dan Farino talks about administering thousands of web servers from a system’s architect viewpoint, detailing on performance counter monitoring, the system profiler and the system administration site.
Ian Flint tries to explain the infrastructure and architecture employed by Yahoo! to keep going a multitude of servers running of different platforms and offering different services.