The document discusses cloud computing, including its advantages of lower costs, pay-as-you-go computing, elasticity and scalability. It describes cloud computing models such as Infrastructure as a Service (IaaS), Platform as a Service (PaaS), and Software as a Service (SaaS). It also discusses major cloud computing vendors and the growing worldwide cloud services revenue.

1. Cloud ComputingBy: Vivek Ravindran

2. Introduction: Cloud Computing in general involves delivering hosted services over the Internet. The model enables convenient, on‐demand network access to a shared pool of configurable computing resources. Services and Resources involve Servers

3. Networks

4. Storage

5. ApplicationsThe hosted service can be rapidly provisioned and released with minimal management effort or service provider interaction

6. Cloud Computing Advantages: Cloud Computing Offers many advantages - Lower Costs

7. Pay as you go Computing

8. Elasticity and Scalability

9. Service Level AgreementsCloud Computing Framework

10. Cloud CharacteristicsThree distinct characteristics - Sold on Demand - by the minute or the hour

11. Services are Elastic – services as required at given time

12. Service is fully managed by the providerCloud Computing VendorsThe Cloud computing market is very crowded.

13. Few of the major vendors are… Cloud Service ModelsService Models of Cloud Computing are - Cloud Infrastructure as a Service (IaaS)

14. Cloud Platform as a Service (PaaS)

15. Cloud Software as a Service (SaaS)Cloud Infrastructure as a Service (IaaS)Infrastructure services provide building blocks that can be moulded to run different application servers, packaged applications, etc., which can be used to host applications. Infrastructure Services include - Storage - Provide metered, on‐demand storage of structure or un‐structured data delivered as a service. Vendors - Amazon EBS & S3, MossoCloud Files, Nirvanix, VaultscapeStorageCompute - provide metered, on‐demand execution of codes, services or applications delivered as a service. Vendors - Amazon EC2, MossoCloud Servers, AppNexus, Terremark, GridLayerServices Management - provide a layer of management of the infrastructure servicesVendors - IBM, RightScale, Scalr, CloudStatus, Kaavo

16. Cloud Platform as a Service (PaaS)Platform services offer a ready built infrastructure and application frameworks that can be used for building and running applications. Platform Services include - General Purpose - provide development tools for cloud‐capable applications or application fragments. Vendors - Force.com, LongJump, Google App Engine, MS Azure Services PlatformBusiness Intelligence - provide business intelligence capabilities as service and can be cloud‐based. Vendors - Aster DB, Panaroma, VerticaIntegration - provide integration and process orchestration capabilities delivered as a service. Vendors - Amazon SQS, HubSpan, Microsoft BizTalk Services

17. Cloud Platform as a Service (PaaS)Platform Services include - Development & Testing - provide software development life‐cycle management capabilities delivered as a service. Vendors - Mercury, LoadStorm, CollabnetDatabase - provide data management services to application developers delivered as a service. Vendors - Google BigTable, Amazon SimpleDB, FathomDB, Microsoft SDS

18. Cloud Software as a Service (SaaS)Software services are applications or components that can be used as an end application or used as part of a custom solution Software Services include – Billing, Financials, Legal, Human Resources - Aria Systems, OpSource

19. Sales, CRM - Concur, Xero, Workday

20. Desktop Productivity - DirectLaw, Advologix

21. Content Management - Taleo, Workday

22. Backup & Recovery - Xactly, LucidEra, StreetSmarts

23. Document Management - Salesforce.com, NetSuite, LiveOps

24. Collaboration - Box.net, DropBox

25. Social Networks - Ning, ZemblyWorld Wide IT Cloud Services Revenue in 2009IDC - September 2009

26. World Wide IT Cloud Services Revenue in 2013IDC

27. Cloud Deployment ModelPrivate Cloud - The cloud infrastructure is operated solely for an organization. Community Cloud - Several organizations have similar requirements and seek to share the cloud infrastructure. Public Cloud – Cloud computing through off-site third-party providerHybrid Cloud – Mix of Cloud models. Normally used for archiving and backup functions

28. Thank You!!!

29. ReferenceNIST - http://www.nist.gov/index.htmlLustratusRepama - http://www.lustratusrepama.comIDC - http://blogs.sun.com/ralvi/entry/cloud_computing_market_a_42bWikipedia - http://en.wikipedia.org/wiki/Cloud_computinghttp://www.cloudcomputingarchitecture.net/http://communication.howstuffworks.com/cloud-computing.htm

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