Preparing to fail
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Preparing to fail

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Failure in IT and software development is not a question of if, but when. So we architect our technology around preparation. Here's a brief overview.

Failure in IT and software development is not a question of if, but when. So we architect our technology around preparation. Here's a brief overview.

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Preparing to fail Presentation Transcript

  • 1. PREPARING TO FAIL Photo: Blair Harkness
  • 2. INFRASTRUCTURE CODE PEOPLE
  • 3. INFRASTRUCTURE WINSTON CHURCHILL “Success is stumbling from failure to failure with no loss of enthusiasm.”
  • 4. REDUNDANCY
  • 5. MULTIPLE HARD DRIVES
  • 6. MULTIPLE POWER SUPPLIES
  • 7. DUPLICATE SERVERS
  • 8. DUPLICATE DATA CENTERS Dallas Oregon Chicago Ashburn, VA TED HQ Dublin
  • 9. MONITORING
  • 10. INFRASTRUCTURE CODE PEOPLE
  • 11. CODE HENRY FORD “The only real mistake is the one from which we learn nothing.”
  • 12. VERSION CONTROL
  • 13. GRACEFUL FAILURE The love and lies of fireflies Sara Lewis: Biologist Sara Lewis has spent the past 20 years getting to the bottom of the magic and wonder of fireflies. In this charming talk, she tells us how and why the beetles produce their silent sparks, what happens when two fireflies have sex, and why one group of females is known as the firefly vampire. (It's not pretty.) Find out more astonishing facts about fireflies in Lewis' footnotes, below. Evolutionary ecologist Sara Lewis digs deep into firefly mating rituals to uncover a world of secret languages and strange gifts in these silent sparks. Sara Lewis Learn more Discuss The love and lies of fireflies Sara Lewis: Biologist Sara Lewis has spent the past 20 years getting to the bottom of the magic and wonder of fireflies. In this charming talk, she tells us how and why the beetles produce their silent sparks, what happens when two fireflies have sex, and why one group of females is known as the firefly vampire. (It's not pretty.) Find out more astonishing facts about fireflies in Lewis' footnotes, below. Evolutionary ecologist Sara Lewis digs deep into firefly mating rituals to uncover a world of secret languages and strange gifts in these silent sparks. Sara Lewis Discuss
  • 14. CONTINUOUS TESTING
  • 15. DEBTONATOR Importance Code quality DANGER ZONE
  • 16. DEBTONATOR MoreLess Engineer’s knowledge of project’s code
  • 17. DEBTONATOR CONFERENCES EMS PAGE BUILDER Cherbert Alex Trost Trost Cherbert Ryan Trost
  • 18. INFRASTRUCTURE CODE PEOPLE
  • 19. PEOPLE JOHN WOODEN “Failure isn’t fatal, but failure to change might be.”
  • 20. BUS COUNT 1 (Bad)
  • 21. BUS COUNT 3 (Good)
  • 22. POST-MORTEMS After an outage, we discuss its cause, severity, and how it can be avoided in the future.
  • 23. PREPARING TO FAIL Photo: Blair Harkness