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Cloud Computing
- 1. CLOUD COMPUTINGR. RakeshKashyap (0925924)2nd Semester MCA18-Nov-09
- 2. OutlineWhat is CloudComputing ?
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- 6. Service Providers ofCloud Computing
- 7. Services Provided byCloud Computing
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- 9. Pros and Consof Cloud Computing18-Nov-09
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- 11. Definitions18-Nov-09…moving computing anddata away from the desktop and the portable PC and simply displaying the results of computing that takes place in a centralized location and is then transmitted via internet to user’s screen. - John Markoff (NY Times Blog)
- 12. 18-Nov-09Cloud computing isa general term for anything that involves delivering hosted services over the Internet. -whatis.com
- 13. 18-Nov-09It is aparadigm in which information is permanently stored in servers on the Internet and cached temporarily on clients that include desktops, entertainment centers, table computers, notebooks, wall computers, handhelds, etc. -IEEE
- 14. 18-Nov-09…the idea ofrelying on Web-based application and storing data in the “CLOUD” of the internet. -MIT Technology Review
- 15. 18-Nov-09It is aparadigm shift whereby details are abstracted from the users who no longer need knowledge of, expertise in, or control over the technology infrastructure "in the cloud" that supports them. -Wikipedia
- 16. 18-Nov-09It starts withthe premise that the data services and architecture should be on the servers. We call it Cloud Computing – they should be in a “CLOUD” somewhere. -Eric Schmidt (Chairman/CEO of Google Inc)
- 17. 18-Nov-09In layman’s language…Simpleexplanation with an example…
- 18. 18-Nov-09In June 2009,a study conducted by VersionOne found that 41% of senior IT professionals actually don't know what cloud computing is and two-thirds of senior finance professionals are confused by the concept, highlighting the young nature of the technology.
- 19. 18-Nov-09“Cloud” is simplya metaphor for the internetUsers do not have or need knowledge, control, ownership in the computer infrastructureUsers simply rent or access the software, paying only for what they use
- 20. History of CloudComputing18-Nov-09
- 21. 18-Nov-09Concept dating backto the 1960’s by John McCarthy, a computer scientist, brought up the idea that "computation may someday be organized as a public utility”Idea that revolutionized Cloud Computing:Utility computing
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- 23. “In some ways,the cloud is a natural next step from the grid-utility model,” said Frank Gens, an analyst at the research firm IDC18-Nov-09
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- 28. Virtualization18-Nov-09Virtualization is “somethingwhich is not REAL, but displays the full qualities of the REAL”.A software implementation of a machine that executes programs like a real machine.
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- 32. 18-Nov-09Typical Server Specs:IBMSystem x3950 M2Processor : Intel Xeon Processor 7400 series up to 2.66 GHz (six cores)/1066 MHz front-side busCache (max) Up to 16 MB
- 33. Memory (max) 4GB or 8 GB/256 GB max PC2-5300 DDR II
- 34. Maximum internal storage587 GB
- 35. Power supply (std/max)1440W 220V 2/2
- 36. Warranty3-year customer replaceableunit and onsite limited warrantyCOST US $17,642.04Around 9lakhs INR
- 37. 18-Nov-09HYPERVISORis the SUPERVISORWhatis it ???Ways to implement it ???Hardware layer
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- 40. 18-Nov-09Pros of usingVirtualizationServer Consolidation
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- 45. Reduction in costof infrastructure
- 46. Reduce power utilizationcost (GREEN COMPUTING)
- 47. Virtualization – TheCloud Computing Enabler18-Nov-09Cons of using VirtualizationMagnified physical failures
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- 50. Complex root causeanalysis
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- 52. Virtual machine sprawl18-Nov-09Backto main lineWhy Cloud Computing ?
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- 56. 18-Nov-09The “Super Computer”in the SkyTwo ways of building a “super computer” with enough power that users can plug into according to their needs at a particular time:Blue Gene Approach
- 57. Google's Approach18-Nov-09Major ServiceProviders of Cloud Computing
- 58. 18-Nov-09Amazon Elastic ComputeCloud “Amazon EC2”
- 59. web service interfacethat provides resizable computing capacity in a cloud
- 60. designed to makeweb-scale computing easier for developers
- 61. reduces the timerequired to obtain and boot new server space from weeks to minutes
- 62. allows developers topay only for capacity that they actually use18-Nov-09“Google 101”
- 63. Network made upof millions of cheap servers, that would store staggering amounts of data, including numerous copies of the world wide web
- 64. Makes search faster,helping ferret out answers to billions of queries in a fraction of a second
- 65. Google invests morethan $2 billion a year in data centers for cloud computing.
- 66. Google App Engine18-Nov-09Salesforce.comwas found in 1999 by former Oracle executive Marc Benioff as a company specializing in SaaS software.
- 67. They are bestknown for their Customer Relationship Management (CRM) products, which it delivers to businesses over the internet using the SaaS model.
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- 71. Internet-scale cloud computingand services platform hosted in Microsoft data centers
- 72. Provides a rangeof functionality to build applications that span from consumer web to enterprise scenarios
- 73. Designed to helpdevelopers quickly and easily create, deploy, manage, and distribute web services and applications on the internet. 18-Nov-09IBM are developing cloud computing applications for the everyday user called CloudBurst.
- 74. IBM also offers“private” cloud computing services using IBM blue services software.
- 75. Instead ofputting information out on the internet it makes the companies data center into its own cloud. This cloud is blocked off from the internet using firewalls.18-Nov-09Scalable Pricing in CloudComputingModels of Pricing
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- 79. Enterprise Unlimited LicenseCostof using Cloud infrastructure18-Nov-09Amazon Elastic Compute Cloud pricingOn-Demand Instances Linux/UNIX Windows Small (Default) $0.085 per hour $0.12 per hour Large $0.34 per hour $0.48 per hour Extra Large $0.68 per hour $0.96 per hourData transfer CostData Transfer IN $0.10 per GBData Transfer OUTFirst 10 TB per Month $0.17 per GB Next 40 TB per Month $0.13 per GB Next 100TB per Month $0.11 per GB Over 150 TB per Month $0.10 per GB
- 80. Services Provided byCloud Computing18-Nov-09
- 81. 18-Nov-09Software as aServiceDefined as service-on-demand, where a provider will license software tailored
- 82. Infrastructure providers canallow customers’ to run applications off their infrastructure, but transparent to the end user
- 83. Customers can utilizegreater computing power while saving on the following
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- 87. Facility18-Nov-09Platform as aServiceProvides all the facilities necessary to support the complete process of building and delivering web applications and services, all available over the internetInfrastructure providers can transparently alter the platforms for their customers’ unique needsGoogle App Engine, Heroku, Mosso, Engine Yard, Joyent or force.com (SalesForce platform) are few of the examples of service providers.
- 88. 18-Nov-09Infrastructure as aServiceDefined as delivery of computer infrastructure as a service
- 89. Fully outsourced serviceso businesses do not have to purchase servers, software or equipment
- 90. Infrastructure providers candynamically allocate resources for service providers
- 91. Service providers offerthis service to end users
- 92. Allows cost savingsfor the service providers, since they do not need to operate their own datacenter
- 93. Ad hoc systemsallow quick customization to consumer demands
- 94. Amazon’s EC2, GoGrid,RightScale and Linode are few of the examples of service providers.Wide Spectrum of Usage18-Nov-09BitTorrentSkypeGrooveLinkedInSecondLifeYouTubeQualysGoogleMicrosoftForums
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- 100. YahooCloud Architecture18-Nov-09Public CloudsPrivateCloudsHybrid Clouds
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- 104. Key properties ofCloud Computing18-Nov-09User CentricTask-Centric
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- 107. ProgrammableCloud Computing Pros18-Nov-09ReducedHardware equipment for end users Improved PerformanceLower Hardware and Software MaintenanceInstant Software Updates Accessibility Less ExpensiveBetter Collaboration Pay for what you use Flexible Need not invest on multiple licensing
- 108. 18-Nov-09Cloud Computing ConsSecurity Issues (#1 concern)
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- 110. Too manyplatforms
- 111. Location ofServers
- 112. Time forTransition
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- 114. Real time applications18-Nov-09QuoteNY Times exampleStarbucks Example(mystarbucks.com)U.S. Army Example (goarmy.com)Playfish (social gaming)DigitalChalk (educational site)LivemochaSecond Life (virtual game)
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