iaas, saas, pass : cloud computing

Modern Network Operations with no Myths on SaaS, IaaS

and PaaS

Assoc.Prof. Dr. Thanachart NumnondaDirectorSoftware Park Thailand18 November 2010

Cloud Services : ViewPoint

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)

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

Cloud ServicesInfrastructure as a Service (IaaS)

Platform as a Service (PaaS)

Software as a Service (SaaS)

Cloud Services

Cloud Architecture Types

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.

Grid to Cloud Evolution

Cloud Computing Market

Type Sellers e.g. Buyers

Public: SaaS SoftwareCompanies

Google Apps,Dropbox,

Solutions from anySoftware companies

End users

Public : PaaS PlatformService Provider

Google App Engine,Microsoft Azure

Developers,Software

Companies

Public : IaaS DataCenterProvider

Amazon EC2, S3Go Grid

Enterprises

Private Vendors HP, IBM, Oracle, Fujitsu, BMC

Large Enterprises

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..

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

Thank you

thanachart@swpark.or.thtwitter.com/thanachartwww.facebook.com/thanachartwww.swpark.or.th