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Pets versus Cattle: servers evolved

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An excite talk I gave talking about Pets versus Cattle and the pros and cons of this approach going forward. TL;DR having more cattle than pets will make datacenter more efficient, shift the burden of uptime towards more of a DevOps role and provide a smoother development and deployment model. Let's do this!

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Pets versus Cattle: servers evolved

  1. 1. Pets versus Cattle: servers evolved St Louis, MO 02/24/2015 Phil Cryer / @fak3r Automation Engineer / hacker
  2. 2. Servers the "enterprise computing" model
  3. 3. Administration the "enterprise computing" model
  4. 4. "When one of them gets sick, you shoot 'em in the head and replace 'em with a new one” Randy Bias, CEO of Cloudscaling, 2012 Pets Cattle!
  5. 5. Major disruption! (aka #fail) Decision? Server offline! Fix ASAP or you’re fired! Pets
  6. 6. Major disruption! (aka #fail) Decision? Server offline! Fix ASAP or you’re fired! Unnoticed by end-users Kill server, and start another Pets Cattle
  7. 7. One size does not fit all so we’ll still need (some) pets
  8. 8. Administration the "cattle" model
  9. 9. Hardware the "cattle" model
  10. 10. “…a data center full of vanity free servers… is more efficient and less expensive to build and run.” 38% more efficient 24% less expensive Hardware the "cattle" model
  11. 11. DevOps it’s the new style (4 and 3 and 2 and 1) WWAD?
  12. 12. Agile infrastructure frequent incremental releases
  13. 13. Automate everything open source, apis take control
  14. 14. Stax light fuse, get away
  15. 15. Forward thinking brings new ideas and methods
  16. 16. Existing IT the impact of the "cattle" model
  17. 17. Barriers to adoption “this is how we’ve always done it”
  18. 18. Evolve, develop be agile!
  19. 19. Thanks St Louis, MO 02/24/2015 Phil Cryer / @fak3r Automation Engineer / hacker Mooooo…

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