Making government digital services fast

A talk on behalf of GDS and GOV.UK for Velocity Europe, London November 2013

Transcript

1. Paul Downey! 
 Technical Architect 
 Government Digital Service
 @psd
2. GDS @psd
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4. GDS @psd Create [GDS]! Fix publishing! Fix transactions! Go wholesale GDS GDS @psd
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13. GDS @psd GDS @psd 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 things people can build on! 9. Be consistent, not uniform! 10. Make things open: it makes things better www.gov.uk/designprinciples Design Principles
14. GDS @psd Start with needs* *user needs, not government needs
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17. GDS @psd what to do when somebody dies …
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20. GDS @psd Do less
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26. GDS @psd GDS @antimega GDS @benterrett 13 we don’t have many pictures
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28. GDS @psd satisfied! user need
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30. GDS @psd GDS @antimega GDS @benterrett
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33. GDS @psd Bad conversion of font files…! FOUF .. FOUT …! Number of font files …! Size of downloads …! … speed!
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35. GDS @psd Minimal viable font! Caching!! Right font to right browser! Encoded in CSS! Professionally hinted font
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38. GDS @psd Do the hard work ! to make it simple
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41. GDS @psd 2 server {
    ! server_name www.direct.gov.uk;
    ! ! rewrite =
    /en/MoneyTaxAndBenefits/TaxCredits/Gettingstarted/whoqualifies/DG_201943
    ! https://www.gov.uk/working-tax-credit/overview
    ! permanent; ! !
    location = /en/Dl1/Directories/DG_10011810 { return 410; }
    ! ...
42. 2 GDS 100,000 8/sec
43. 2 GDS server {
    ! server_name www.direct.gov.uk;
    ! location =
    /en/MoneyTaxAndBenefits/TaxCredits/Gettingstarted/whoqualifies/DG_201943
    { return 301 https://www.gov.uk/working-tax-credit/overview; } ! location = /en/Dl1/Directories/DG_10011810 { return 410; }
44. 2 GDS 100,000 > 400/sec
45. 2 GDS $ time /etc/init.d/nginx restart ! real 35m40.280s user 35m15.600s sys 0m1.570s
46. 2 GDS $ sort mappings.csv !
47. 2 GDS $ time /etc/init.d/nginx restart ! real 00m08.878s user 00m8.840s sys 0m1.040s
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51. GDS @psd GDS Make things open:! it makes them better
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55. GDS @psd Design with Data
56. GDS @psd “Build for people, ! not browsers”
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65. Paul Downey! 
 Technical Architect 
 Government Digital Service
 @psd