Agile and A3 at the European Lean IT Summit 2012

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What are the benefits of A3 and PDCA for Agile teams? A presentation by Antoine Contal and Philippe Blayo at the European Lean IT Summit 2012.
More Lean IT presentations and videos available on www.lean-it-summit.com

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Agile and A3 at the European Lean IT Summit 2012

  1. 1. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Agile and A3Philippe Blayo & Antoine Contal
  2. 2. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceAgile and A3 Philippe Blayo & Antoine ContalAgile and A3 - Philippe Blayo & Antoine Contal
  3. 3. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France What are thebenefits of A3 and PDCA for Agile teams?Agile and A3 - Philippe Blayo & Antoine Contal
  4. 4. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France BOOST THIS AGILE TEAMAgile and A3 - Philippe Blayo & Antoine Contal
  5. 5. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France 20K€ Agile ConsultingAgile and A3 - Philippe Blayo & Antoine Contal
  6. 6. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Team BuildingAgile and A3 - Philippe Blayo & Antoine Contal
  7. 7. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Project TerminationAgile and A3 - Philippe Blayo & Antoine Contal
  8. 8. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France TWICETHE PRICE: WHY? Agile and A3 - Philippe Blayo & Antoine Contal
  9. 9. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FrancePOST MORTEM A3
  10. 10. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceAgile and A3 - Philippe Blayo & Antoine Contal
  11. 11. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceAgile and A3 - Philippe Blayo & Antoine Contal
  12. 12. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceAgile and A3 - Philippe Blayo & Antoine Contal
  13. 13. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Component API WidthAgile and A3 - Philippe Blayo & Antoine Contal
  14. 14. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Fact BasedDecision MakingAgile and A3 - Philippe Blayo & Antoine Contal
  15. 15. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France blayo in blayo dot organtoine dot contal in gmail dot com
  16. 16. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceA3aboutstats lossesAgile and A3 - Philippe Blayo & Antoine Contal
  17. 17. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France ASK An EXPERTAgile and A3 - Philippe Blayo & Antoine Contal
  18. 18. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceAgile and A3 - Philippe Blayo & Antoine Contal
  19. 19. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceAgile and A3 - Philippe Blayo & Antoine Contal
  20. 20. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceAgile and A3 - Philippe Blayo & Antoine Contal
  21. 21. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceAgile and A3 - Philippe Blayo & Antoine Contal
  22. 22. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France 1 1Agile and A3 - Philippe Blayo & Antoine Contal
  23. 23. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceAgile and A3 - Philippe Blayo & Antoine Contal
  24. 24. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France 2 2Agile and A3 - Philippe Blayo & Antoine Contal
  25. 25. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceAgile and A3 - Philippe Blayo & Antoine Contal
  26. 26. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France 1 2 3 3Agile and A3 - Philippe Blayo & Antoine Contal
  27. 27. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceAgile and A3 - Philippe Blayo & Antoine Contal
  28. 28. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceBATCHFIXEDAgile and A3 - Philippe Blayo & Antoine Contal
  29. 29. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, Franceone year laterAgile and A3 - Philippe Blayo & Antoine Contal
  30. 30. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France HTTP Access Freeze # OF HTTP ACCESS PER MINUTEAgile and A3 - Philippe Blayo & Antoine Contal
  31. 31. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceAgile and A3 - Philippe Blayo & Antoine Contal
  32. 32. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France22:24:00 LOG: Lock end on table ... duration: 1 milliseconds...22:25:00 Lock end on table ... duration: 2 milliseconds...22:29:59 Lock end on table ... duration: 101569 milliseconds22:30:00 Lock end on table ... duration: 101245 milliseconds Agile and A3 - Philippe Blayo & Antoine Contal
  33. 33. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceHTTP freeze duration = DB lock duration freeze duration freeze duration # OF HTTP ACCESS PER MINUTE 101569 milliseconds 101245 millisecondsAgile and A3 - Philippe Blayo & Antoine Contal
  34. 34. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France BEFORE AFTER lock read read lock write write unlock unlockAgile and A3 - Philippe Blayo & Antoine Contal
  35. 35. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceCHECK:1.5 Days vs WeeksAgile and A3 - Philippe Blayo & Antoine Contal
  36. 36. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France ACT (lessons learned)Agile and A3 - Philippe Blayo & Antoine Contal
  37. 37. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Lesson #1Log durations to spot concurrency issuesAgile and A3 - Philippe Blayo & Antoine Contal
  38. 38. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Lesson #2 Chat with an expertAgile and A3 - Philippe Blayo & Antoine Contal
  39. 39. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France DEVELOP FASTER!Agile and A3 - Philippe Blayo & Antoine Contal
  40. 40. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Adding people?Agile and A3 - Philippe Blayo & Antoine Contal
  41. 41. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FrancePressuring people?Agile and A3 - Philippe Blayo & Antoine Contal
  42. 42. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceAgile and A3 - Philippe Blayo & Antoine Contal
  43. 43. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceAgile and A3 - Philippe Blayo & Antoine Contal
  44. 44. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceAgile and A3 - Philippe Blayo & Antoine Contal
  45. 45. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceAgile and A3 - Philippe Blayo & Antoine Contal
  46. 46. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceAgile and A3 - Philippe Blayo & Antoine Contal
  47. 47. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Key factor:access to someone who knows the code?Agile and A3 - Philippe Blayo & Antoine Contal
  48. 48. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France GUIDE: How to manage it?Agile and A3 - Philippe Blayo & Antoine Contal
  49. 49. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceHard - earned devops resultsAgile and A3 - Philippe Blayo & Antoine Contal
  50. 50. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceQuality of Service collapseAgile and A3
  51. 51. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France End to end BenchAgile and A3 - Philippe Blayo & Antoine Contal
  52. 52. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Spike in I/O => Blame I/O Config I/O tAgile and A3 - Philippe Blayo & Antoine Contal
  53. 53. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Lone event never reproducedAgile and A3 - Philippe Blayo & Antoine Contal
  54. 54. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Change I/O config=> Check NOKAgile and A3 - Philippe Blayo & Antoine Contal
  55. 55. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France PROTECT CUSTOMER: SPLIT TRAFFICAgile and A3 - Philippe Blayo & Antoine Contal
  56. 56. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceSPLIT TRAFFIC: OK
  57. 57. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Add servers=> Check NOKAgile and A3 - Philippe Blayo & Antoine Contal
  58. 58. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Ask an ExpertAgile and A3 - Philippe Blayo & Antoine Contal
  59. 59. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Ask an Expert Check OKAgile and A3 - Philippe Blayo & Antoine Contal
  60. 60. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France How did the expert do it?Agile and A3 - Philippe Blayo & Antoine Contal
  61. 61. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Production dataAgile and A3 - Philippe Blayo & Antoine Contal
  62. 62. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceMicro bench: smallJava main()Agile and A3 - Philippe Blayo & Antoine Contal
  63. 63. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Hypothesis:I can imitate the expert and investigate fasterAgile and A3 - Philippe Blayo & Antoine Contal
  64. 64. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France6 months laterAgile and A3 - Philippe Blayo & Antoine Contal
  65. 65. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Worseningresponse timeAgile and A3 - Philippe Blayo & Antoine Contal
  66. 66. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Hypothesis: SQL queryAgile and A3 - Philippe Blayo & Antoine Contal
  67. 67. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Small main() reproduces issueAgile and A3 - Philippe Blayo & Antoine Contal
  68. 68. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Code diff: join left joinAgile and A3 - Philippe Blayo & Antoine Contal
  69. 69. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Solution: join in JavaAgile and A3 - Philippe Blayo & Antoine Contal
  70. 70. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Check OK- issue fixed- only 1 day work- small java main works! Agile and A3 - Philippe Blayo & Antoine Contal
  71. 71. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France What are thebenefits of A3 and PDCA for Agile teams?Agile and A3 - Philippe Blayo & Antoine Contal
  72. 72. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France Benefits of using A3 and PDCA in an agile team• Help your managers and clients to make better decisions• Avoid wasting time on wrong or irrelevant causes and actions• Become an outstanding developer Agile and A3 - Philippe Blayo & Antoine Contal
  73. 73. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France To play with us: blayo in blayo dot organtoine dot contal in gmail dot comAgile and A3 - Philippe Blayo & Antoine Contal
  74. 74. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, France References: http://openclipart.org/Agile and A3 - Philippe Blayo & Antoine Contal
  75. 75. Copyright © Institut Lean France 2012 22 & 23 November, 2012 Paris, FranceMore Lean IT presentations and videos on www.lean-it-summit.com

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