Post on 14-Dec-2014
description
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