What science tells us about information infrastructure - Mark Burgess

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What science tells us about information infrastructure - Mark Burgess

  1. 1. Uncertain Infrastructures What Science Tells Us About IT Mark Burgess
  2. 2. Promises we can keep?
  3. 3. P H Y S I C S - DescriPing - StuffH - ThaYt - HappenS - ... - whatever
  4. 4. Environmental Closure
  5. 5. Semantics and Dynamics, Desired-state and actual behaviour Dev and Ops – what you intend and what actually happens
  6. 6. IT would be easy if systems were deterministic ... Dev ? Ops ? … but they are only in approximate balance
  7. 7. LOGIC rains environmental complexity ... … onto knife-edge sensitivity
  8. 8. Autonomous infrastructure “Continuous delivery requires continuous automation ... not power-assisted intervention”
  9. 9. There is no such thing as an immutable system No intended change is not the same as no change
  10. 10. “Many worlds” branches and relativity
  11. 11. Failures are semantic Processes are dynamic “The history of attempts to prevent cracks from spreading or evade their consequences is almost the history of engineering.” -- J.E. Gordon The New Science of Strong Materials
  12. 12. Control is ... Harp not on that keyboard! Orchestration? Choreography?
  13. 13. Join the discussion … Tw: @markburgess_osl

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