Autonomic Management of Internet Services: Experience with Self-Optimization
Sara Bouchenak, Noël De Palma, Daniel Hagimont, Sacha Krakowiak, Christophe Taton · 2006
A common architectural organization for Internet applications is a multi-tier platform, in which each tier is a different legacy system that provides a specic function, e.g. a web tier which stores HTML pages, a business tier which executes the application business logic, and a database tier which stores non-ephemeral data. To ensure availability and high performance, these platforms are usually replicated on clusters of machines. The administration of such installations is an increasingly