Joe Drumgoole 25-Feb-09 Cloud Computing A Short Introduction

Nothing New Under Sun

What’s Different Prodigious growth in computing power Web Interfaces Retail broadband connections Cheap wholesale bandwidth LAMP stack Intel Hegemony Virtualisation

Prodigious growth in computing power

Web Interfaces

Retail broadband connections

Cheap wholesale bandwidth

LAMP stack

Intel Hegemony

Virtualisation

What Do You Get Storage as a Service Raw Storage, REST API, high latency Platform as a Service Linux, Windows, MySQL, Oracle, SQL-Server Software as a Service Salesforce, Google Apps, Media sites, Social Networks, Online Backup

Storage as a Service

Raw Storage, REST API, high latency

Platform as a Service

Linux, Windows, MySQL, Oracle, SQL-Server

Software as a Service

Salesforce, Google Apps, Media sites, Social Networks, Online Backup

What does it look like Pricing based on consumption Per User, Per GB, Per CPU Hour Elastic consumption The other side of your Firewall Accessed via HTML/HTTP/HTTPS This is the ONLY access you have

Pricing based on consumption

Per User, Per GB, Per CPU Hour

Elastic consumption

The other side of your Firewall

Accessed via HTML/HTTP/HTTPS

This is the ONLY access you have

The benefits Capex to Opex Continuous Flexibility Uncapped Growth Capability Ideal for low latency blobs Backup for Existing Infrastructure Excellent for CDN deployments

Capex to Opex

Continuous Flexibility

Uncapped Growth Capability

Ideal for low latency blobs

Backup for Existing Infrastructure

Excellent for CDN deployments

The bad News The Data Problem The Programmer Problem The Britney Spears Problem The Bank Problem The GP Problem The End User Problem

The Data Problem

The Programmer Problem

The Britney Spears Problem

The Bank Problem

The GP Problem

The End User Problem

The Players Amazon : Storage, Compute, CDN, DB Google: App Engine GoGrid: Storage, Compute Hosting 365: Storage and Compute Microsoft: Storage, Compute, DB, Identity IBM: ? Sun: ? HP: ?

Amazon : Storage, Compute, CDN, DB

Google: App Engine

GoGrid: Storage, Compute

Hosting 365: Storage and Compute

Microsoft: Storage, Compute, DB, Identity

IBM: ?

Sun: ?

HP: ?

Summary Elastic access to resources Entry cost is small Incremental cost is small Understand the legal implications Easy to create a single point of failure Be a follower not a leader!

Elastic access to resources

Entry cost is small

Incremental cost is small

Understand the legal implications

Easy to create a single point of failure

Be a follower not a leader!