Cloud Computing - An introduction
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Transcript of Cloud Computing - An introduction
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Lee ProvoostCloud Computing Strategist, Capgemini
Cloud ComputingHead in the cloud, feet on the ground
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
http://www.flickr.com/photos/donnagrayson/195244498/
IMPOSSIBLE?
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
Imagine
Monday: 25 000 users
Tuesday: 50 000 users
Thursday: 250 000 users
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
Imagine
Monday: 50-100 servers
Tuesday: 400 servers
Wednesday: 900 servers
Friday: 3400 servers
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
DEFINING CLOUD
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Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
Definition
Cloud computing is on-demand access to virtualized IT resources that are housed outside of your
own data center, shared by others, simple to use, paid for via
subscription, and accessed over the Web
http://www.informationweek.com/cloud-computing/blog/archives/2008/09/a_definition_of.html
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
SaaS vs. IaaS vs. PaaS
Software as a Service (SaaS): Complete application systems delivered over the Internet on some form of "on-demand" billing system: Salesforce.com, Google Apps…
Platform as a Service (PaaS): Development platforms and middleware systems hosted by the vendor, allowing developers to simply code and deploy without directly interacting with underlying infrastructure: Google AppEngine, Microsoft Azure, Force.com…
Infrastructure as a Service (IaaS): Raw infrastructure, such as servers and storage, is provided from the vendor premises directly as an on-demand service: Amazon Web Services, GoGrid…
http://news.cnet.com/8301-19413_3-10140278-240.html
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
ADOPTING CLOUD
http://www.flickr.com/photos/kky/704056791/
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
Challenges for Cloud Computing
Migrating Existing Applications
Integrating with Existing Enterprise Services and Data
Managing Risk and Perceived Risk
Addressing the Concept of SLAs
New Ways of Looking at Total Cost of Ownership
Embracing Organisational Change
How to Get Started
Adapting Licensing Models
Service Management for Cloud Resources
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
The Cloud Computing adoption model
http://www.eweek.com/c/a/Cloud-Computing/How-to-Achieve-the-Strategic-Value-of-Cloud-while-Delivering-Real-ROI/
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
Speed of provisioning is constraining business execution
Enterprise Datacenter no longer provides competitive advantage
Existing hardware has reached end of serviceable life
Internal datacenter capacity limits are being reached
Applications & processes have highly variable demand
When Is Cloud Computing A Fit For The Enterprise?
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
PROVIDING CLOUD
http://www.flickr.com/photos/cuellar/244449798/
Visual Studio & .NET
“Oslo” - Modeling
Partner Ecosystem
Microsoft Software + Services
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
Amazon Web Services:proven Cloud Computing Infrastructure
Technology Business (AWS) Access to Amazon’s world class infrastructure Pay-per-use cost model 400,000 developers and businesses registered to
use AWS
Merchant Business Sell on Amazon.com as a merchant World-class logistics – multiple national fulfillment
centers Online web presence
Online retail business Tens of millions of active customer accounts 7 countries: US, UK, Germany, Japan, France,
Canada, China
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
END-TO-END CLOUD
http://www.flickr.com/photos/frogzone1/3048331196/
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
SECURITY
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Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
Question
What security risks do we have
when adopting cloud?
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
Question
What security risks do we have
when adopting cloud that we didn’t
have before?
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
De-perimeterised Jericho-style security
We live in a “networked” economy (suppliers/customers) Data escapes company firewall Protect data rather than the network (DRM?)
Instead of spending tons on a armored car you just buy a completely bullet-proof money-
box which can never be cracked.
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
DISCUSSION
http://www.flickr.com/photos/sterlingely/1418364/
Hogeschool Utrecht | Cloud Computing IntroductionTogether. Free your energiesand
Discussion
How will the future data center look like and what will your role be?