Cloud Services Today and the Future Sameh Elnikety Microsoft Research Cambridge 1 = 1280 * 800 2= 1024 * 768 Extend desktop onto this monitor Presentation mode off, two screens
Cloud Services Today and the Future Where is the money? Sameh Elnikety Microsoft Research Cambridge 1 = 1280 * 800 2= 1024 * 768 Extend desktop onto this monitor Presentation mode off, two screens
Big Opportunity Private cloud Public cloud Provision for peak load Manage it (e.g., your own IT department) Public cloud Very large economy of scale Statistical load multiplexing Elasticity of resources for users Cost associatively: one server for 1000 hours = 1000 servers for one hour
Today Amazon EC2 Model Akamai Model Write your own code Low-level services Storage, CPU time, networking Pay-as-you-go Akamai Model Tremendous success Mainly read-only data Static web pages Images, audio & video
Tomorrow More high-level services Customized services Infrastructure: S/W as a Service (SaaS) E.g., inventory or reservation system Very competitively priced (generic services) Microsoft Azure / CloudDB, Oracle applications Customized services By IT intermediary using high-level services Client locked-in Likes of MS, IBM & HP client services $$$ is here