IaaS, SaaS, PasS : Cloud Computing

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Presentation by Dr.Thanachart Numnonda at CIO 16 seminar on 18 Nov 2010


  • 1. Modern Network Operations with no Myths on SaaS, IaaS and PaaS Assoc.Prof. Dr. Thanachart Numnonda Director Software Park Thailand 18 November 2010
  • 2. Cloud Services : ViewPoint
  • 3. Cloud Computing is Internet-based computing, whereby shared resources, software, and information are provided to computers and other devices on demand, like the electricity grid. Definition (Wikipedia)
  • 4. Cloud Characteristics Massive, abstracted infrastructure Components decided for you Dynamic allocation, scaling, movement of applications Pay per use (public) No long-term commitments (public) OS, application architecture independent
  • 5. Cloud Services Infrastructure as a Service (IaaS) Platform as a Service (PaaS) Software as a Service (SaaS)
  • 6. Cloud Services
  • 7. Cloud Architecture Types
  • 8. Cloud Architecture Types Public: The services are delivered to the client via Internet from a third party service provider Example: Amazon Private: The services are managed and provided within the organization. There are less restriction on network bandwidth, fewer security exposures and other legal requirements compared to public cloud. Example: HP data centers Hybird: There is a combination of services provided from public and private clouds.
  • 9. Grid to Cloud Evolution
  • 10. Cloud Computing Market Type Sellers e.g. Buyers Public: SaaS Software Google Apps, End users Companies Dropbox, Solutions from any Software companies Public : PaaS Platform Google App Engine, Developers, Service Microsoft Azure Software Provider Companies Public : IaaS DataCenter Amazon EC2, S3 Enterprises Provider Go Grid Private Vendors HP, IBM, Oracle, Large Enterprises Fujitsu, BMC
  • 11. Enterprise Opportunity Private Cloud: Easily manage data center, scalability, Better utilize resources Public IaaS: Pay per use, cheaper, more focus on business rather than system admin Public SaaS: Pay per use on some applications, cost saving, Google Apps, Dropbox, etc..
  • 12. Software Developers Opportunity Public PaaS: Leverage large scale infrastructure (e.g. PaaS, IaaS) to develop software solutions, no need to buy/install hardware, sell worldwide, Web as a Platform Example: DropBox use Amazon S3
  • 13. Thank you thanachart@swpark.or.th twitter.com/thanachart www.facebook.com/thanachart www.swpark.or.th