OKWS is interesting to study because it's one of the few Staged, Event-Driven Architecture (SEDA) websites in well-known production use. Max Krohn's 2004 paper describing the design of OKWS is excellent reading[1].
With the rise of VMs, jails, containers etc it should be much easier for general webapps to adopt this architecture.
With the rise of VMs, jails, containers etc it should be much easier for general webapps to adopt this architecture.
[1] http://pdos.csail.mit.edu/~max/docs/okws.pdf