History of Cloud Computing

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Presentation on History of Cloud Computing - Part I

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Cloud Computing : Cloud Computing Sandeep Joshi Microsoft Certified Trainer

Cloud Computing : Cloud Computing Cloud computing is the realization of the long-held dream of utility computing “cloud” is a metaphor for the internet (derived from network diagrams) Utility computing – paying for the use of resources on metered basis

History of Cloud Computing : History of Cloud Computing Time sharing systems Mainframe computing systems Transactional computing systems Grid Computing Systems

Characteristics of Cloud Computing : Characteristics of Cloud Computing The illusion of infinite resources Scale on demand Pay-for-use High availability (SLA) Geographically distributed Data Centers

State of Cloud Computing : State of Cloud Computing Perceptions “The end of software” On-demand infrastructure Cheaper and better Reality Hybrid world; not “all-or-nothing” Leverage existing IT skills and investments Seamless user experiences Evolutionary; not revolutionary Drivers Ease-of-use, convenience Product effectiveness Simplify IT, reduce costs Types Public Private Internal External Hybrid Categories SaaS PaaS IaaS

Generalized Cloud Application Model : Generalized Cloud Application Model Federated Scale-Out Elastic Staged Production Self-Service Multi-Tenant Model-Driven Always Available Failure Resilient Service-Oriented

The Microsoft Cloud : The Microsoft Cloud Purpose-built data centre to accommodate containers at large scale Cost $500 million, 100,000 square foot facility (10 football fields) 40 foot shipping containers can house as many as 2,500 servers Density of 10 times amount of compute in equivalent space in traditional data centre Can deliver an average PUE of 1.22 Power Usage Effectiveness benchmark from The Green Grid™ consortium on energy efficiency Data Center Infrastructure

The Microsoft Cloud : Platform Services Software Services Application Services Infrastructure Services The Microsoft Cloud Categories of Services

http://www.azure.com : Sign up at the Windows Azure Platform developers’ portal Windows Azure access Developer tools White papers Sample applications http://www.azure.com

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Sandeep Joshi
Microsoft Certified Trainer
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