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Joe Drumgoole 25-Feb-09 Cloud Computing A Short Introduction
Nothing New Under Sun
What’s Different <ul><li>Prodigious growth in computing power </li></ul><ul><li>Web Interfaces </li></ul><ul><li>Retail br...
What Do You Get <ul><li>Storage as a Service </li></ul><ul><ul><li>Raw Storage, REST API, high latency </li></ul></ul><ul>...
What does it look like <ul><li>Pricing based on consumption </li></ul><ul><ul><li>Per User, Per GB, Per CPU Hour </li></ul...
The benefits <ul><li>Capex to Opex </li></ul><ul><li>Continuous Flexibility </li></ul><ul><li>Uncapped Growth Capability <...
The bad News <ul><li>The Data Problem </li></ul><ul><li>The Programmer Problem </li></ul><ul><li>The Britney Spears Proble...
The Players <ul><li>Amazon : Storage, Compute, CDN, DB </li></ul><ul><li>Google: App Engine </li></ul><ul><li>GoGrid: Stor...
Summary <ul><li>Elastic access to resources </li></ul><ul><li>Entry cost is small </li></ul><ul><li>Incremental cost is sm...
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Cloud Computing - A Short Introduction

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A short introduction to Cloud Computing, presented at Mason Hayes and Curran (solicitors in Ireland) on 25-Feb-2009.

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Cloud Computing - A Short Introduction

  1. 1. Joe Drumgoole 25-Feb-09 Cloud Computing A Short Introduction
  2. 2. Nothing New Under Sun
  3. 3. What’s Different <ul><li>Prodigious growth in computing power </li></ul><ul><li>Web Interfaces </li></ul><ul><li>Retail broadband connections </li></ul><ul><li>Cheap wholesale bandwidth </li></ul><ul><li>LAMP stack </li></ul><ul><li>Intel Hegemony </li></ul><ul><li>Virtualisation </li></ul>
  4. 4. What Do You Get <ul><li>Storage as a Service </li></ul><ul><ul><li>Raw Storage, REST API, high latency </li></ul></ul><ul><li>Platform as a Service </li></ul><ul><ul><li>Linux, Windows, MySQL, Oracle, SQL-Server </li></ul></ul><ul><li>Software as a Service </li></ul><ul><ul><li>Salesforce, Google Apps, Media sites, Social Networks, Online Backup </li></ul></ul>
  5. 5. What does it look like <ul><li>Pricing based on consumption </li></ul><ul><ul><li>Per User, Per GB, Per CPU Hour </li></ul></ul><ul><li>Elastic consumption </li></ul><ul><li>The other side of your Firewall </li></ul><ul><li>Accessed via HTML/HTTP/HTTPS </li></ul><ul><li>This is the ONLY access you have </li></ul>
  6. 6. The benefits <ul><li>Capex to Opex </li></ul><ul><li>Continuous Flexibility </li></ul><ul><li>Uncapped Growth Capability </li></ul><ul><li>Ideal for low latency blobs </li></ul><ul><li>Backup for Existing Infrastructure </li></ul><ul><li>Excellent for CDN deployments </li></ul>
  7. 7. The bad News <ul><li>The Data Problem </li></ul><ul><li>The Programmer Problem </li></ul><ul><li>The Britney Spears Problem </li></ul><ul><li>The Bank Problem </li></ul><ul><li>The GP Problem </li></ul><ul><li>The End User Problem </li></ul>
  8. 8. The Players <ul><li>Amazon : Storage, Compute, CDN, DB </li></ul><ul><li>Google: App Engine </li></ul><ul><li>GoGrid: Storage, Compute </li></ul><ul><li>Hosting 365: Storage and Compute </li></ul><ul><li>Microsoft: Storage, Compute, DB, Identity </li></ul><ul><li>IBM: ? </li></ul><ul><li>Sun: ? </li></ul><ul><li>HP: ? </li></ul>
  9. 9. Summary <ul><li>Elastic access to resources </li></ul><ul><li>Entry cost is small </li></ul><ul><li>Incremental cost is small </li></ul><ul><li>Understand the legal implications </li></ul><ul><li>Easy to create a single point of failure </li></ul><ul><li>Be a follower not a leader! </li></ul>

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