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Heroku - Why, What and How

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Heroku - Why, What and How

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John Beynon

November 28, 2012
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Transcript

  1. The Why, What and How of @johnbeynon Saturday, 10 December

    11

  2. me Rails developer @kyan (kyan.com) Heroku Development Partner Long time

    Heroku user Saturday, 10 December 11

  3. Why? What? How? NO CODE! What we’ll look at Saturday,

    10 December 11

  4. why? Saturday, 10 December 11

  5. < 2009 Dedicated/Virtual Servers IIS/ Apache / Mongrels MySQL FTP

    / Capistrano Saturday, 10 December 11

  6. Everyone wanted hardware Saturday, 10 December 11

  7. It’s not just hardware Saturday, 10 December 11

  8. It’s not just hardware Infrastructure Saturday, 10 December 11

  9. It’s not just hardware Infrastructure POWER! Saturday, 10 December 11

  10. It’s not just hardware Infrastructure POWER! Maintenance Contracts Saturday, 10

    December 11

  11. It’s not just hardware Infrastructure POWER! Maintenance Contracts System Admins

    Saturday, 10 December 11

  12. It’s not just hardware Infrastructure POWER! Maintenance Contracts System Admins

    DBAs Saturday, 10 December 11

  13. It’s not just hardware Infrastructure POWER! Maintenance Contracts System Admins

    DBAs Security Specialists Saturday, 10 December 11

  14. It’s not just hardware Infrastructure POWER! Maintenance Contracts System Admins

    DBAs Security Specialists All cost ££££ Saturday, 10 December 11

  15. Scaling Saturday, 10 December 11

  16. Saturday, 10 December 11

  17. provision servers Saturday, 10 December 11

  18. provision servers install OS Saturday, 10 December 11

  19. provision servers install OS setup environment Saturday, 10 December 11

  20. provision servers install OS setup environment install app Saturday, 10

    December 11

  21. provision servers install OS setup environment install app add to

    cluster Saturday, 10 December 11

  22. Server Saturday, 10 December 11

  23. Server Saturday, 10 December 11

  24. Server Saturday, 10 December 11

  25. Server Server Saturday, 10 December 11

  26. Server Server Storage Saturday, 10 December 11

  27. Load Balancer Server Server Storage Saturday, 10 December 11

  28. Server Server Server Storage Load Balancer Saturday, 10 December 11

  29. Capacity Saturday, 10 December 11

  30. To the Cloud! Saturday, 10 December 11

  31. Saturday, 10 December 11

  32. Saturday, 10 December 11

  33. Heroku Saturday, 10 December 11

  34. what? Saturday, 10 December 11

  35. Heroku Platform Saturday, 10 December 11

  36. Build & Operate Saturday, 10 December 11

  37. BUILD Saturday, 10 December 11

  38. 1. Deploy Saturday, 10 December 11

  39. 2. Connect Saturday, 10 December 11

  40. 69 addons Saturday, 10 December 11

  41. 3. Command Saturday, 10 December 11

  42. OPERATE Saturday, 10 December 11

  43. 4. Full Visibility Saturday, 10 December 11

  44. 5. Scale Saturday, 10 December 11

  45. Dynos are the secret Saturday, 10 December 11

  46. Saturday, 10 December 11

  47. Load Balancer Saturday, 10 December 11

  48. Routing Mesh Load Balancer Saturday, 10 December 11

  49. Routing Mesh Dyno Manifold Load Balancer Saturday, 10 December 11

  50. Routing Mesh Dyno Manifold Log Plex Load Balancer Saturday, 10

    December 11

  51. process runner Saturday, 10 December 11

  52. Single Dyno is free! Saturday, 10 December 11

  53. $0.05 per hour (wall clock) Saturday, 10 December 11

  54. Dynos increase concurrency NOT performance! Saturday, 10 December 11

  55. 1 dyno Saturday, 10 December 11

  56. 200ms Saturday, 10 December 11

  57. 5 requests per second Saturday, 10 December 11

  58. 2 dynos 10 requests/sec Saturday, 10 December 11

  59. 4 dynos 20 requests/sec Saturday, 10 December 11

  60. 6. Relax Saturday, 10 December 11

  61. how? Saturday, 10 December 11

  62. Saturday, 10 December 11

  63. >rails new Saturday, 10 December 11

  64. >rails new >git init Saturday, 10 December 11

  65. >rails new >git init >git add . Saturday, 10 December

    11

  66. >rails new >git init >git add . >git commit -m

    “Initial commit” Saturday, 10 December 11

  67. Saturday, 10 December 11

  68. >heroku create --stack cedar Saturday, 10 December 11

  69. >heroku create --stack cedar >git push heroku master Saturday, 10

    December 11

  70. Procfile Saturday, 10 December 11

  71. Procfile Saturday, 10 December 11

  72. Saturday, 10 December 11

  73. >heroku ps Saturday, 10 December 11

  74. >heroku ps:scale web=3 Saturday, 10 December 11

  75. >heroku logs Saturday, 10 December 11

  76. Real world Saturday, 10 December 11

  77. Twitter effect Saturday, 10 December 11

  78. Advertising Saturday, 10 December 11

  79. 6.6 requests/sec Saturday, 10 December 11

  80. 20 requests/sec Saturday, 10 December 11

  81. 66 requests/sec Saturday, 10 December 11

  82. 100 requests/sec Saturday, 10 December 11

  83. 50 dynos 1 hr $2.50 Saturday, 10 December 11

  84. Constraints Saturday, 10 December 11

  85. Cost Saturday, 10 December 11

  86. (Almost) Read only file system Saturday, 10 December 11

  87. any others... Saturday, 10 December 11

  88. Process is single threaded Saturday, 10 December 11

  89. Uploads Saturday, 10 December 11

  90. Constraints lead to better architecture Saturday, 10 December 11

  91. 12factor.net Saturday, 10 December 11

  92. Questions? Saturday, 10 December 11

  93. Credits: http://www.flickr.com/photos/dhdesign/ Saturday, 10 December 11