Cloud computing
- 2. The Definition History Cloud Characteristics Service Models Deployment Models Analogy Terminology
- 3. The Definition Cloud computing is the on-demand delivery of compute power, database storage, applications, and other IT resources through a cloud services platform via the internet with pay-as-you-go pricing – AWS Simply put, cloud computing is the delivery of computing services—servers, storage, databases, networking, software, analytics and more—over the Internet (“the cloud”) – Microsoft Azure Cloud computing, often referred to as simply “the cloud,” is the delivery of on-demand computing resources — everything from applications to data centers — over the internet on a pay-for-use basis.- IBM Cloud computing relies on sharing of resources to achieve coherence and economy of scale, similar to a utility - Wikipedia
- 4. History IBM buys Soft layer 2002 1999 2006 2010 2008 2011 Salesforce starts SaaS Amazon starts AWS AWS Ec2, S3, SQS Launched Google AppEngine Preview , Azure announced Microsoft Azure Available IBM Smart Cloud for Smart Planet 2012 Started Oracle Cloud, Google Compute Engine 2013
- 5. Cloud Characteristics - National Institute of Standards and Technology
- 6. Service Models - National Institute of Standards and Technology provides the computing infrastructure, physical or (quite often) virtual machines and other resources like virtual- machine disk image library, block and file-based storage, firewalls, load balancers, IP addresses, virtual local area networks etc Examples: Amazon EC2, Windows Azure, Rackspace, Google Compute Engine provides you computing platforms which typically includes operating system, programming language execution environment, database, web server etc Examples: AWS Elastic Beanstalk, Windows Azure, Heroku, Force.com, Google App Engine provided with access to application software often referred to as "on-demand software". You don't have to worry about the installation, setup and running of the application. Service provider will do that for you. You just have to pay and use it through some client Examples: Google Apps, Microsoft Office 365 IaaS PaaS SaaS
- 7. Service Models More Control Less Control
- 11. Analogy => Pay as you Go ( Hundreds)! => Maintenance charges => Insurance and documents => Maintenance Time and efforts => Choice among multiple vehicles => driving and maintenance skills => Parking space at home or outside => driving stress => Less or no privacy => Less convenient or comfort => May not be Economical on long time => Passion & Customizable => Chances of cheating by drivers or vendors Car Rental As a Service