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Why Cloud Computing

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  • c
  • 3- Add new services for your users quickly and cost effectively2- Cloud computing is Internet-based computing, whereby shared resources, software, and information are provided to computers and other devices on demand,
  • 3- cloud providers have a strong incentive to maintain trust and as such employ a higher level of security4- 5- Open source software has provided the foundation for many cloud computing implementation
  • Commercial Services:Salesforce.comemailcloud
  • Sometimes called Utility computing
  • Sometimes called Utility computing
  • Transcript

    • 1.
    • 2. Whatis Cloud Computing?
      An internet based computing environment where you pay only for the resources used.
      A set of pooled computing resources delivered over the internet.
      Resource allocation can be adjusted.
      Look to the cloud!
      Pay for the bandwidth and server resources that you need. When your push is done then turn the whole thing off!
    • 3. Why Cloud Computing?
    • 4. SaaS
      Software as a Service
      PaaS
      Platform as a Service
      LaaS
      Infrastructure as a Service
    • 5. SaaS
      Software as a Service
    • 6. Software delivery model
      SaaS
    • 7. Examples
      SaaS
    • 8. PaaS
      Platform as a Service
    • 9. Platform delivery model
      PaaS
    • 10. Popular services
      PaaS
    • 11. Examples
      PaaS
    • 12. IaaS
      Infrastructure as a Service
    • 13. Computer infrastructure delivery model
      IaaS
    • 14. Examples
      IaaS
    • 15. Advantages
      SaaS
      PaaS
      IaaS
    • 16. Cloud Computing Offerings
    • 17. Bare Operating System- RackspaceCloud
      http://www.rackspacecloud.com/
      Provides various Linux Distributions
      Also support “Sites”
      Web server, both Linux and Windows
      O/S Managed by hosting service
      Cloud Offerings Examples
    • 18. Web or Portal Infrastructure- Microsoft
      SharePoint Online
      Rich Portal Capabilities
      Excel Services
      Forms Services
      Visio Services
      Access Services
      Business Data Services
      Search Services
      Cloud Offerings Examples
    • 19. Applications- Google Apps
      http://www.google.com/apps
      Pre-built, fully functional applications
      Mail
      Calendar
      Word Processing
      Dynamic Web Pages etc.
      Cloud Offerings Examples
    • 20. Web Services- Amazon
      http://aws.amazon.com
      EC2- Elastic Compute Cloud
      S3- Simple Storage Service
      Resizable Compute Capability
      Auto Scaling- allocate resources based on definable conditions
      Development Environments:
      IBM sMash
      Jboss Enterprise Application Platform
      Ruby on Rails
      Cloud Offerings Examples
    • 21. Database- Zoho’sCloudSQL
      http://www.zoho.com
      Cloud based Relational Database
      IBM- Cloud Management Tools
      Services, Security and Storage management
      Microsoft- Azure
      Cloud APIs
      Resource Management
      Resource Abstraction
      Claims based Authentication
      Cloud Offerings Examples
    • 22. Conclusions
      Cloud Computing holds some strong promises
      Highly Scalable
      Highly Available
      Dynamically allocate resources
      Pay only for resources that you use
      Cloud Computing is not yet well understood
      Cloud Computing is still in its infancy
    • 23. Examples of usage
      Resizable Compute Capability
    • 24. Examples of usage
      SaaS
      Your current CRM package is not managing the load or you simply don’t 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.
    • 25. Examples of usage
      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 capacity…use Amazon S3.
      PaaS
    • 26. Examples of usage
      You want to run a batch job but you don’t 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.
      IaaS
    • 27. QUESTIONS