継続的デリバリー (Continuous Delivery)

Introduced Continuous Delivery to the Operations Research Society of Japan

Transcript

1. CONTINUOUS
   DELIVERY
   継続的デリバリー
   To Deliver Organizational Value
   Allan Espinosa
   

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2. MY BACKGROUND
   https://aespinosa.github.io
   

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3. EDUCATION
   

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7. PLATFORM AS A
   SERVICE
   

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11. AGENDA
    Nature of Software
    gov.uk
    政府デジタルサー
    ビス
    Importance of feedback
    Summary
    

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12. SOFTWARE
    “Software is eating the world”
    「
    世界を飲み込むソフトウェア」
    –Marc Andreesen [5]
    

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13. EARLY SOFTWARE
    軍産複合体
    one customer
    products do not change
    specifications do not change
    簡単な開発時代
    

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14. BUSINESSES TODAY
    急速な変化
    technology
    market
    culture
    

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15. SOFTWARE TODAY
    inexpensive prototyping
    usable prototypes
    fast customer feedback
    IT as competitive advantage
    

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16. GOV.UK
    政府デジタルサー
    ビス (GDS)
    “… empower, and make life simple for
    citizens, and at the same time allow
    government to turn other things off.”
    –Martha Lane Fox, 2010 [10]
    

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17. PROBLEM
    “British National Health Service” [6]
    ２００２年:
    ４千３百億円 budget
    over budget
    failed to deliver
    ２０１１年: cancelled!! ~
    １兆９千億円 total
    

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18. PROCUREMENT
    detailed specifications
    contracted out for bidding
    outsourced to everywhere
    2 years to start on a product [9]
    vendor lock-in
    expensive changes
    

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19. モルトケ
    No plan survives contact with the enemy [4]
    

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20. AUFTRAGSTAKTIK
    Moltke’s doctrine
    Mission Command「
    訓令戦術」
    Intent, purpose of order
    

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21. DESIGN PRINCIPLES
    1. Start with needs
    2. Do less
    3. Design with data
    4. Do the hard work to make it simple
    5. Iterate. Then iterate again.
    6. This is for everyone
    7. Understand context
    8. Build digital services, not websites
    9. Be consistent, not uniform
    10. Make things open: it makes things better
    

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22. GDS TODAY
    ２０１４年:
    ９５億円 savings per year
    88 updates in 8-days [3]
    

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23. EXECUTION
    alpha and beta
    multi-disciplinary teams
    継続的デリバリー
    

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24. SOFTWARE
    DEVELOPMENT
    a learning process
    customers
    product
    market
    coping with uncertainty
    iterative
    

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25. SUPPORTING
    CHANGES
    Unanticipated
    constant testing
    simplify code
    releasable
    High quality
    

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26. ALPHA AND BETA
    From p. 200 of Lean Enterprise [2]
    

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27. From p. 200 of Lean Enterprise [2]
    継続的デリバリー
    Rolling changes
    safe
    quick
    sustainable
    

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28. DEPLOYMENT PIPELINE
    Image © 2015 Jez Humble under a CC-BY-SA 4.0 License
    

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29. BLUE-GREEN
    DEPLOYMENT
    

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30. TDD
    Test-Driven Development「
    テスト駆動開発」
    catching defects
    understanding features
    delivering features reliably and predictably
    rapid feedback on design
    Testing as a design activity
    

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31. TDD CYCLE
    Image © 2010 Nat Pryce under a CC-BY-SA 4.0 License
    

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32. UNCERTAINTY
    From p. 37 of Growing Object Oriented Software Guided by Tests [1]
    

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33. SUMMARY
    

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34. REFERENCES
    1. S. Freeman and N. Pryce, Growing Object-Oriented
    Software Guided by Tests. Boston, MA: Addison-Wesley,
    2010 .
    2. J. Humble, J. Molesky and B. O’Reilly, .
    O’Reilly, 2015.
    3. G. Rushgrove, . 2013
    4. C. Barnett, 1963, The Swordbearers : Studies in Supreme
    Command in the First World War. 1963, p. 35.
    [en] [ja]
    Lean Enterprise
    “If Government Can Do It…”
    [youtube]
    

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35. 5. M. Andreesen, in Wall
    Street Journal, 2011.
    6. O. Campion-Awad, et. al.,
    , Univ. of
    Cambridge. 2014
    7. J. Humble, and D. Farley, 2011, Continuous Delivery.
    Addison-Wesley, 2011.
    8. G. Kim, K. Behr, and G. Spafford, The Phoenix Project.
    Revolution Press, 2013.
    9. J. Kiss, et. al. (2013 Jun 13),
    in The Guardian.
    10. M. Lane-Fox, , Letter to
    Francis Maude, 2010.
    11. Government Digital Service,
    “Why Software Is Eating The World”
    “The National Programme
    Programme for IT in the NHS: A Case History”
    [en] [ja]
    [en] [ja]
    “Gov.uk: how geeks opened
    up government”
    “DirectGov 2010 and Beyond”
    Design Principles
    

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