Tale Of Two Workloads - Atlanta OpenStack Summit

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Tale Of Two Workloads - Atlanta OpenStack Summit

  1. 1. Tale Of Two Workloads
  2. 2. #rackstackatl Presenter Kenneth Hui Technology Evangelist Rackspace Twitter: @hui_kenneth
  3. 3. #rackstackatl Workload dictates architecture
  4. 4. #rackstackatl Traditional design principles Monolithic architecture Stateful Services Operator focused
  5. 5. #rackstackatl Design goal: Resilient infrastructures
  6. 6. #rackstackatl Cloud-native design principles Distributed architecture Developer focused Stateless Services
  7. 7. #rackstackatl Design assumption: Fragile infrastructures
  8. 8. #rackstackatl What’s Wrong with the Cloud? 8
  9. 9. #rackstackatl We architect clouds for rapid scale 9
  10. 10. #rackstackatl Chaos and failures are inevitable at scale 1
  11. 11. #rackstackatl So design for failure 1
  12. 12. #rackstackatl Let the Application Handle It’s Own Resiliency 1
  13. 13. #rackstackatl Build Loosely-Coupled Distributed Systems 1 Message Bus
  14. 14. #rackstackatl Focus on Scaling Horizontally 1
  15. 15. #rackstackatl 15 Choose Cattle Over Pets • Pets needs care and feeding – Name the VM – Tune and groom regularly – Feed pets with good food and supplements – Take pets to the vet when they are sick • Cattle are disposable – Cloud instances are not unique – Tune and groom apps not the cattle – Replace when necessary – Shoot the cattle when it is sick
  16. 16. #rackstackatl Embrace Automation and Cultural Change 1
  17. 17. #rackstackatl RACKSPACE® HOSTING | 5000 WALZEM ROAD | SAN ANTONIO, TX 78218 US SALES: 1-800-961-2888 | US SUPPORT: 1-800-961-4454 | WWW.RACKSPACE.COM RACKSPACE® HOSTING | © RACKSPACE US, INC. | RACKSPACE® AND FANATICAL SUPPORT® ARE SERVICE MARKS OF RACKSPACE US, INC. REGISTERED IN TH E UNITED STATES AND OTHER COUNTRIES. | WWW.RACKSPACE.COMRACKSPACE® HOSTING | © RACKSPACE US, INC. | RACKSPACE® AND FANATICAL SUPPORT® ARE SERVICE MARKS OF RACKSPACE US, INC. REGISTERED IN TH E UNITED STATES AND OTHER COUNTRIES. | WWW.RACKSPACE.COM

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