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Cloud computing and libraries sndt

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Presented @ NIMS, Matunga, 2012.

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Cloud computing and libraries sndt

  1. 1. 01/17/1701/17/17 CLOUD COMPUTING ANDCLOUD COMPUTING AND LIBRARIESLIBRARIES Vishwas Bhausaheb TaralekarVishwas Bhausaheb Taralekar
  2. 2. • IntroductionIntroduction • What is Cloud Computing ?What is Cloud Computing ? • Types of Cloud ComputingTypes of Cloud Computing – Based on ServiceBased on Service • IaaS Cloud ComputingIaaS Cloud Computing • PaaS Cloud ComputingPaaS Cloud Computing • SaaS Cloud ComputingSaaS Cloud Computing – Based on UsageBased on Usage • Private CloudsPrivate Clouds • Public CloudsPublic Clouds • Hybrid CloudsHybrid Clouds • Community CloudsCommunity Clouds • Special CloudsSpecial Clouds
  3. 3. • Advantages of Cloud ComputingAdvantages of Cloud Computing • Disadvantages of Cloud ComputingDisadvantages of Cloud Computing • Cloud Computing in LibrariesCloud Computing in Libraries • ConclusionConclusion
  4. 4. IntroductionIntroduction • Cloud ComputingCloud Computing An Emerging IT Service modelAn Emerging IT Service model Different from Grid Computing, UtilityDifferent from Grid Computing, Utility ComputingComputing Latest generation of ITLatest generation of IT Reduces IT infrastructureReduces IT infrastructure Reduces CostReduces Cost G-mail, Flicker, Yahoomail, BING etc.G-mail, Flicker, Yahoomail, BING etc.
  5. 5. CloudCloud ComputingComputing • Traditional ComputingTraditional Computing – Need to set up servers,Need to set up servers, storage devices, & otherstorage devices, & other eqpts. to support theeqpts. to support the businessbusiness – Need uninterrupted powerNeed uninterrupted power supply, cooling mechanism,supply, cooling mechanism, expert technical team, bigexpert technical team, big server roomsserver rooms – Need lot of efforts toNeed lot of efforts to maintain & upgrademaintain & upgrade technologytechnology – Need large capitalNeed large capital expenditureexpenditure
  6. 6. Cloud ComputingCloud Computing • Cloud ComputingCloud Computing – No need of servers, Storage devicesNo need of servers, Storage devices – No need of up gradation of technologyNo need of up gradation of technology – No need of cooling mechanism, expertNo need of cooling mechanism, expert technical team, big server roomstechnical team, big server rooms – Reduced maintenance costReduced maintenance cost
  7. 7. DefinitionDefinition • ““It isIt is internet basedinternet based computing, wherebycomputing, whereby sharedshared resources, software and informationresources, software and information areare providedprovided toto computers and other devicescomputers and other devices onon demanddemand through the internetthrough the internet”.”. Dictionary.com(2011)Dictionary.com(2011) • “…“… meansmeans using web servicesusing web services for ourfor our computingcomputing needsneeds which include using software applications,which include using software applications, storing data, accessing computing power orstoring data, accessing computing power or using a platformusing a platform to build applicationsto build applications”” E. Kroski (2009)E. Kroski (2009)
  8. 8. • ““Cloud computing is a model for enablingCloud computing is a model for enabling convenient,convenient, on demandon demand network accessnetwork access toto aa shared pool of configurable computingshared pool of configurable computing resourcesresources (e.g. networks, servers,(e.g. networks, servers, storage, applications and services) thatstorage, applications and services) that can be rapidlycan be rapidly provisioned and releasedprovisioned and released withwith minimal management effortsminimal management efforts oror service provider interaction”service provider interaction” NIST (2010)NIST (2010)
  9. 9. Types of Cloud ComputingTypes of Cloud Computing On the Basis of ServiceOn the Basis of Service • Infrastructure-as-a-Service (Iaas)Infrastructure-as-a-Service (Iaas) – It involves in Storage services & Computing powerIt involves in Storage services & Computing power – Web service provides virtual servers with unique IPWeb service provides virtual servers with unique IP addresses & block of storage on demand.addresses & block of storage on demand. – Customer benefits from an Application ProgramCustomer benefits from an Application Program Interface (APIs) from which they can control theirInterface (APIs) from which they can control their servers.servers. – It is also called as Utility Computing.It is also called as Utility Computing. – E.g. Amazon EC2, Rackspace, Bungee etcE.g. Amazon EC2, Rackspace, Bungee etc..
  10. 10. Types of Cloud ComputingTypes of Cloud Computing On the Basis of ServiceOn the Basis of Service • PlatformPlatform--asas--aa--ServiceService ((PaaSPaaS)) – It is a platform on which applications & services canIt is a platform on which applications & services can be developed & hostedbe developed & hosted – Platform bundles all stack components (hardware,Platform bundles all stack components (hardware, infrastructure, storage) together with database,infrastructure, storage) together with database, security, workflow, and user interfacesecurity, workflow, and user interface – Host business applications, websites, mobile appsHost business applications, websites, mobile apps i.e. developers can create applications using Applicationi.e. developers can create applications using Application Program Interfaces (APIs)Program Interfaces (APIs) e.g.e.g. Google AppsGoogle Apps,, FacebookFacebook,, Force.com WindowsForce.com Windows AzureAzure
  11. 11. Types of Cloud ComputingTypes of Cloud Computing On the Basis of ServiceOn the Basis of Service • SoftwareSoftware--asas--aa--ServiceService ((SaaSSaaS)) – Also called as Service or Application cloudsAlso called as Service or Application clouds – Provider allows customer only to use itsProvider allows customer only to use its applicationsapplications – The apps can be anything from web based e-The apps can be anything from web based e- mails like Gmail, hotmail, yahoomail, ormails like Gmail, hotmail, yahoomail, or twitter, facebook, orkut etc.twitter, facebook, orkut etc.
  12. 12. Types of Cloud ComputingTypes of Cloud Computing On the Basis of UsageOn the Basis of Usage • Private CloudsPrivate Clouds – Owned by respective enterprises and, or leasedOwned by respective enterprises and, or leased – Functionalities are not directly exposed to the customerFunctionalities are not directly exposed to the customer – Only to the members of the organization.Only to the members of the organization. • Public CloudsPublic Clouds – computing environment are open for use to anyone who wantscomputing environment are open for use to anyone who wants to sign up and use them. these are run by vendors andto sign up and use them. these are run by vendors and applications from different customers are likely to be mixedapplications from different customers are likely to be mixed together on the cloud’s servers, storage systems, and networks.together on the cloud’s servers, storage systems, and networks.
  13. 13. • Hybrid CloudsHybrid Clouds – It consist of a mixed employment of private and publicIt consist of a mixed employment of private and public cloud infrastructure.cloud infrastructure. • Community CloudsCommunity Clouds – Community clouds are specifically organized cloudsCommunity clouds are specifically organized clouds and are limited for specific group (e.g. Institutionaland are limited for specific group (e.g. Institutional Gmail of Google Apps)Gmail of Google Apps) • Special CloudsSpecial Clouds – Special clouds are extensions of normal cloud systemSpecial clouds are extensions of normal cloud system to provide additional services. (e.g. Google Appto provide additional services. (e.g. Google App Engine)Engine)
  14. 14. Advantages of Cloud ComputingAdvantages of Cloud Computing • Reduces energy consumptionReduces energy consumption • It is environment friendlyIt is environment friendly • Simplicity of integrationSimplicity of integration • Reduces hardware, software and maintenance cost - NoReduces hardware, software and maintenance cost - No need of worry about technological issues related to ITneed of worry about technological issues related to IT installationsinstallations • No need to purchase the new infrastructure.No need to purchase the new infrastructure. • Cost effective – users were charged only for what theyCost effective – users were charged only for what they usedused • Round the clock accessRound the clock access • Flexible and resilient in disaster recoveryFlexible and resilient in disaster recovery • Simplified Cost and Consumption ModelSimplified Cost and Consumption Model • Highly Secured Infrastructure.Highly Secured Infrastructure.
  15. 15. Disadvantages of Cloud ComputingDisadvantages of Cloud Computing • Risk or data lossRisk or data loss • Failure in complianceFailure in compliance • Constant connectivity requiredConstant connectivity required • Our data is at the mercy of a third party company –i.e.Our data is at the mercy of a third party company –i.e. DependencyDependency • Quality problems with cloud service providerQuality problems with cloud service provider • Time and Budget ConstraintsTime and Budget Constraints • Additional cost of data transfer feesAdditional cost of data transfer fees • We do not have control over remote servers, theirWe do not have control over remote servers, their software or securitysoftware or security • Lack of standards can create problems at relocation ofLack of standards can create problems at relocation of data to a new supplier or the interaction betweendata to a new supplier or the interaction between different cloudsdifferent clouds
  16. 16. Cloud computing in LibrariesCloud computing in Libraries • Libraries are adopting advanced technologies in thereLibraries are adopting advanced technologies in there day to day activitiesday to day activities • Use of cloud computing from over a decadeUse of cloud computing from over a decade – Online databases are accessed as cloud applicationsOnline databases are accessed as cloud applications – Union catalogues are also defined as cloudUnion catalogues are also defined as cloud applications (OCLC)applications (OCLC) • Moving to cloud based service means hosted of libraryMoving to cloud based service means hosted of library housekeeping operations, digital libraries etc. on cloudhousekeeping operations, digital libraries etc. on cloud based networkbased network • cloud computing can help libraries to save time andcloud computing can help libraries to save time and moneymoney
  17. 17. Cloud computing in LibrariesCloud computing in Libraries • Libraries can get out of the business of technology and will focus onLibraries can get out of the business of technology and will focus on collection building, patron services and innovations.collection building, patron services and innovations. • Servers can be decommissioned and no requirement ofServers can be decommissioned and no requirement of replacement every five years (approx)replacement every five years (approx) • Staff no need to maintain the complex software stack.Staff no need to maintain the complex software stack. • No need to worry about compatibility to the stack during upgradesNo need to worry about compatibility to the stack during upgrades • Data stored in the cloud can be shared among users easilyData stored in the cloud can be shared among users easily • No need of local storage, maintenance and backupNo need of local storage, maintenance and backup • It changes the traditional job roles in the libraries.It changes the traditional job roles in the libraries. Cloud computing service providers – Ex-Libris, Dura Cloud, PolarisCloud computing service providers – Ex-Libris, Dura Cloud, Polaris Library SystemLibrary System
  18. 18. ConclusionConclusion • Cloud computing is an environment friendly, user centricCloud computing is an environment friendly, user centric and efficient to use computer resource.and efficient to use computer resource. • Cloud computing reduced software licensing fees,Cloud computing reduced software licensing fees, reduced IT manpower requirements and maintenancereduced IT manpower requirements and maintenance costs.costs. • It provides anytime-anywhere computing to all users.It provides anytime-anywhere computing to all users. • It has its own merits and demeritsIt has its own merits and demerits • Libraries which do not have sufficient budget to acquire high end technology with proper hardware and software can choose cloud.
  19. 19. CLOUD COMPUTING ANDCLOUD COMPUTING AND LIBRARIESLIBRARIES Thank You !!!Thank You !!! ““Respect each Library staff, he/she is resource person ofRespect each Library staff, he/she is resource person of his/her Institute”his/her Institute” Vishwas TaralekarVishwas Taralekar B.Sc., M.L.I.Sc., M.Phil., NETB.Sc., M.L.I.Sc., M.Phil., NET

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