50. What is a Cloud? Individuals Non-Commercial Corporations Cloud Middle Ware Storage Provisioning Service(apps) Provisioning Network Provisioning SLA(monitor), Security, Billing, Payment OS Provisioning Resources Services OS Network Storage
52. Why we use cloud computing? Simple example Case 1: Write a file Save Computer down, file is lost ï ï Case 2: Files are always stored in cloud, never lost ï ï
79. Offers startups and SMBâs quick setup, scalability, flexibility and automated management. Pay as you go model helps startups to start small and go big
103. Types of cloud service SaaS Software as a Service PaaS Platform as a Service IaaS Infrastructure as a Service
104. SaaS Software delivery model No hardware or software to manage Service delivered through a browser Customers use the service on demand Instant Scalability
105. SaaS Examples Your current CRM package is not managing the load or you simply donât want to host it in-house. Use a SaaS provider such as Salesforce.com Your email is hosted on an exchange server in your office and it is very slow. Outsource this using Hosted Exchange.
110. PaaS Platform delivery model Platforms are built upon Infrastructure, which is expensive Estimating demand is not a science! Platform management is not fun!
111. PaaS Examples You need to host a large file (5Mb) on your website and make it available for 35,000 users for only two months duration. Use Cloud Front from Amazon. You want to start storage services on your network for a large number of files and you do not have the storage capacityâŠuse Amazon S3.
113. IaaS Computer infrastructure delivery model A platform virtualization environment Computing resources, such as storing and processing capacity. Virtualization taken a step further
114. IaaS Examples You want to run a batch job but you donât have the infrastructure necessary to run it in a timely manner. Use Amazon EC2. You want to host a website, but only for a few days. Use Flexiscale.
Evolved over a period of timeRoots traced back to Application Service Providers in the 1990âsParallels to SaaSEvolved from Utility computing and is a broader concept
Grid Computing â a form of distributed computingCluster of loosely coupled, networked computers acting in concert to perform very large tasksUtility Computing â packaging of computing resources such as computing power, storage, also a metered servicesAutonomic computing â self managed
Application Services(services on demand)Gmail, GoogleCalenderPayroll, HR, CRM etcSugarm CRM, IBM Lotus LivePlatform Services (resources on demand)Middleware, Intergation, Messaging, Information, connectivity etcAWS, IBM Virtual images, Boomi, CastIron, Google AppengineInfrastructure as services(physical assets as services)IBM Blue house, VMWare, Amazon EC2, Microsoft Azure Platform, Sun Parascale and more