An Introduction and Overview of Cloud Computing. Presented by: Prof Mark Baker ACET, University of Reading Tel: +44 118 378 8615 E-mail: [email protected] Web: http://acet.rdg.ac.uk/~mab. What is Cloud Computing?.
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MS Live/ExchangeLabs, IBM,
Google Apps; Salesforce.com
Quicken Online, Zoho, Cisco
Google App Engine, Mosso,
Force.com, Engine Yard,
Facebook, Heroku, AWS
3Tera, EC2, SliceHost,
GoGrid, RightScale, Linode
Amazon S3, Dell, Apple, ...
HostingCloud Computing Service Layers
Services – Complete business services such as PayPal, OpenID, OAuth, Google Maps, Alexa
Application – Cloud based software that eliminates the need for local installation such as Google Apps, Microsoft Online
Development – Software development platforms used to build custom cloud based applications (PAAS & SAAS) such as SalesForce
Platform – Cloud based platforms, typically provided using virtualization, such as Amazon ECC, Sun Grid
Storage – Data storage or cloud based NAS such as CTERA, iDisk, CloudNAS
Hosting – Physical data centers such as those run by IBM, HP, NaviSite, etc.
Virtual Machine Monitor (VMM) / Hypervisor
Performance: Para-virtualization (e.g. Xen) is very close to raw physical performance!
Hosted Hadoop Framework