Physical Servers

Physical Servers•Expensive•Difficult•Ownership

Virtual Servers

Virtual Servers• Less

Expensive• Less

Difficult•More

Flexibility

Vmotion/Live Migrate

Cloud Computing

Cloud Computing Definition

•Pricing•Scalable•Shared

Cloud Computing

•Cheap•Easy?•Flexible

Scaling for Load

Scaling for Load

Lost Money

Lost Money

Scaling for Load

Infrastructure as a Service

Man

agem

ent

Inte

rfac

e

Native Access

IT Pro

Infrastructure as a Service

•Options•IT Pro

Amazon Web Services

EC2

Amazon Web Services

S3

Amazon Web Services

MySQL/SimpleDB

RightScale•Automate•Lock-in•Simplify

Platform as a Service

Dev

elop

men

t Int

erfa

ceDeveloper

Platform as a Service•Learning Curve•Vendor Lock-In•Really Easy

Azure Pricing

Azure MSDN Benefit

Google App Engine Pricing

Software as a Service

Serv

ice

User

Software as a Service•App in Cloud•WebApp?

Cloud Adoption

Physical v. Virtual

… v. Cloud Computing

• Microsoft MVP, Directory Services• Blog – http://SerkTools.com• Twitter - @scevans• President of SerkTools (http://SerkTools.com)– Content Creation for Customers• Screencast, Whitepapers, Blogging, Events

– Consulting• Microsoft IT Infrastructure (Active Directory, SQL,

SharePoint, Exchange, Identity, etc)• Cloud Computing (especially AWS)

Steve Evans