Amazon Web Services A quick introduction
Part 1: The whistle-stop tour
Cloud Computing <ul><ul><li>Computing resources provided &quot;as a service&quot; </li></ul></ul><ul><ul><ul><li>Multiple ...
Amazon Web Services (AWS) Image adapted from Amazon Web Services
AWS Characteristics
On-demand provisioning
Pay as you use
Scalable
Software Agnosticism
Loose Coupling
Geographical Spread
Part 2: Use AWS to meet typical requirements
Requirement:  Scalability <ul><ul><li>Amazon EC2 with auto scaling:   </li></ul></ul><ul><ul><ul><li>Do not scale up unles...
Autoscaling <ul><ul><li>Scale up (and down) EC2 instances depending on demand </li></ul></ul><ul><ul><li>Combine with Elas...
Requirement:  Geographical Spread <ul><ul><li>Amazon EC2 regions and Availability Zones:   </li></ul></ul><ul><ul><ul><li>...
Regions Multiple Availability Zones per region US East 4 AZs US West 2 AZs Ireland 2 AZs Singapore 2 AZs
Requirement:  Redundancy and Availability <ul><ul><li>Host across regions and availability zones </li></ul></ul><ul><ul><l...
Availability Zones <ul><ul><li>Per-region  </li></ul></ul><ul><ul><li>Architected independently </li></ul></ul><ul><ul><li...
AWS Redundancy and Availability Elastic Block Storage (EBS) <ul><ul><li>Redundant within AZ </li></ul></ul><ul><ul><li>S3 ...
AWS Security
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Amazon web services a quick introduction

  1. 1. Amazon Web Services A quick introduction
  2. 2. Part 1: The whistle-stop tour
  3. 3. Cloud Computing <ul><ul><li>Computing resources provided &quot;as a service&quot; </li></ul></ul><ul><ul><ul><li>Multiple concurrent customers </li></ul></ul></ul><ul><ul><ul><li>Per-usage billing </li></ul></ul></ul><ul><ul><ul><li>Scalable </li></ul></ul></ul><ul><ul><li>Infrastructure (IaaS), application platforms (PaaS), software (SaaS) </li></ul></ul>
  4. 4. Amazon Web Services (AWS) Image adapted from Amazon Web Services
  5. 5. AWS Characteristics
  6. 6. On-demand provisioning
  7. 7. Pay as you use
  8. 8. Scalable
  9. 9. Software Agnosticism
  10. 10. Loose Coupling
  11. 11. Geographical Spread
  12. 12. Part 2: Use AWS to meet typical requirements
  13. 13. Requirement: Scalability <ul><ul><li>Amazon EC2 with auto scaling: </li></ul></ul><ul><ul><ul><li>Do not scale up unless you need it </li></ul></ul></ul><ul><ul><ul><li>Scale down if you don't any more </li></ul></ul></ul>
  14. 14. Autoscaling <ul><ul><li>Scale up (and down) EC2 instances depending on demand </li></ul></ul><ul><ul><li>Combine with Elastic Load Balancing </li></ul></ul>
  15. 15. Requirement: Geographical Spread <ul><ul><li>Amazon EC2 regions and Availability Zones: </li></ul></ul><ul><ul><ul><li>Multiple regions, independent Availability Zones per region </li></ul></ul></ul><ul><ul><li>Amazon CloudFront Content Distribution Network (US, EU, Asia) </li></ul></ul>
  16. 16. Regions Multiple Availability Zones per region US East 4 AZs US West 2 AZs Ireland 2 AZs Singapore 2 AZs
  17. 17. Requirement: Redundancy and Availability <ul><ul><li>Host across regions and availability zones </li></ul></ul><ul><ul><li>Replacement instances in a few minutes </li></ul></ul>
  18. 18. Availability Zones <ul><ul><li>Per-region </li></ul></ul><ul><ul><li>Architected independently </li></ul></ul><ul><ul><li>Low cost, low latency, inter-AZ comms </li></ul></ul><ul><ul><li>Run instances across AZs </li></ul></ul><ul><ul><li>Disaster recovery using AZs </li></ul></ul>
  19. 19. AWS Redundancy and Availability Elastic Block Storage (EBS) <ul><ul><li>Redundant within AZ </li></ul></ul><ul><ul><li>S3 Snapshots for across-AZ redundancy </li></ul></ul><ul><ul><li>  Annual Failure Rate: 0.1% - 0.5%  </li></ul></ul><ul><ul><ul><li>(10 times as reliable as commodity disks) </li></ul></ul></ul>Simple Storage Service (S3) <ul><ul><li>Redundant across AZs </li></ul></ul><ul><ul><li>Replicate across regions </li></ul></ul><ul><ul><li>99.999999999% durability, 99.99% availibility </li></ul></ul>Elastic Cloud Compute (EC2) <ul><ul><li>99.95% availability per region </li></ul></ul><ul><ul><ul><li>Availability of at least 1 region/4 running:99.9999999999999% </li></ul></ul></ul><ul><ul><li>Available across AZs </li></ul></ul><ul><ul><li>Can be migrated across regions </li></ul></ul>
  20. 20. AWS Security
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