Cloud ComputingVirtualization Theories

Virtual Networking

Virtualization Theories Course Presentation, UC, Berkeley

Jim Mukerjee

March 6, 2010

Schematic Diagram of Cloud Computing Deployment Models

Business Benefits of Cloud Computing

• Almost zero upfront infrastructure investment

• Just-in-time infrastructure

• More efficient resource utilization

• Usage-based costing

• Reduced time to market

Technical Benefits of Cloud Computing

• Automation – “Scriptable infrastructure”

• Auto-scaling

• Proactive Scaling

• More Efficient Development Lifecycle

• Improved Testability

• Disaster Recovery and Business Continuity

• “Overflow” the traffic to the Cloud

Automated Elasticity

Automated Elasticity + Scalability Time

Infra

stru

ctur

e C

ost,

$$ Predicted Demand

Too much excess capacity“opportunity cost”

You just lost your customer

Huge capital expenditure

VirtualizationVirtualized Data Centers

Virtual Machine

Virtualized Data Center

VM Migration -- VMotion

Amazon Elastic Compute Cloud (EC2) Services Architecture

Windows Azure applications run in Microsoft data centers and are accessed via the Internet

Virtual Networking

VMware Networking Infrastructure Concepts

vNetwork Distributed Switch enables Virtual Machine Networking

Comparison of Access Layer Connectivity Options in (1) Nonvirtualized Rack-Optimized Server,(2) Virtualized Rack-Optimized Server, (3) Nonvirtualized Blade Server, and (4) Virtualized Blade Server

Cisco Nexus 1000V Series Distributed Switching Architecture

Architectural Elements of the NIV Model

Thank You