From 'Legacy' to 'Edge' 2014 edition

Transcript

1. ! From ‘Legacy' to ‘Edge' 2014 edition ! Hiroshi SHIBATA @hsbt OedoRubyKaigi04
2. SHIBATA Hiroshi(@hsbt)
3. asakusa.rb
4. ruby-lang.org
5. Rails Girls in Japan
6. Ruby Committer
8. ϛυϧ΢ΣΞͷΞοϓάϨʔυ ࣾ಺։ൃج൫ͷߏங ౷ܭج൫ͷߏங +409ͷӡ༻੔උ HJUIVC ηΩϡϦςΟ؂ࠪ ίʔυϨϏϡʔ ςετج൫ͷߏங ΞΫηεղੳج൫ͷߏங ։ൃϓϩηε ৽ਓڭҭ ݪߘࣥච ΧϯϑΝϨϯεൃද 044։ൃ αʔόʔߏ੒؅ཧͷ࡮৽ ϦʔϯελʔτΞοϓ +FOLJOT 3VCZ3BJMT 3%#.4 ٕज़ج൫νʔϜ
9. http://30d.jp
10. from 2007/5
11. 380,000 users 230,000,000 photos
12. Our Rails app 46 models 5000 lines in controllers 400 lines in routes.rb 1:1.3 code to test ratio
13. system architecture
14. application server
15. storage server
16. job server
17. transaction server
18. storage is over 450 TB
19. database size is over 250 GB
20. Development Culture
21. จࣈ github workflow
22. IRC github issue costomer’s contact nagios
23. DevOps
24. 4 deploy/day
26. How to migrate edge rails from legacy rails?
27. Ruby 1.8.6 Rails 2.0.2
28. Ruby 1.8.6 Rails 2.0.2 Ruby 2.1.1 Rails 4.1.0 new!
29. Why?
31. Ruby on Rails
32. Ruby 1.8.6 1.8.7 1.9.3 2.0.0 2.1 Rails 2.0/2.1 2.3 3.0 3.2 4.0
33. Ruby 1.8.6 1.8.7 1.9.3 2.0.0 2.1 Rails 2.0/2.1 2.3 3.0 3.2 4.0 Slow Fast
34. Ruby 1.8.6 1.8.7 1.9.3 2.0.0 2.1 Rails 2.0/2.1 2.3 3.0 3.2 4.0
35. Ruby 1.8.6 1.8.7 1.9.3 2.0.0 2.1 Rails 2.0/2.1 2.3 3.0 3.2 4.0
36. Ruby 1.8.6 1.8.7 1.9.3 2.0.0 2.1 Rails 2.0/2.1 2.3 3.0 3.2 4.0
37. Rails 2.0 Rails 2.3
38. Rails 2.0 Rails 2.3 hotfix A migration A
39. Rails 2.0 Rails 2.3 hotfix A migration A
40. Rails 2.0 Rails 2.3 hotfix A migration A
41. จࣈ
42. Zero Downtime Deploy
43. cookpad/kage
44. Kage (kah-geh) is an HTTP shadow proxy server that sits between clients and your server(s) to enable "shadow requests".
45. the basic of kage real request
47. _ਓਓ ਓਓ__ਓਓ ਓਓ_! > ಥવͷαʔόʔ࠶ىಈ <! ʉY^Y^Y^YY^Y^Y^YY^Y
48. Ruby 1.8.6 1.8.7 1.9.3 2.0.0 2.1 Rails 2.0/2.1 2.3 3.0 3.2 4.0
49. rails 2.3 with bundler
50. source 'https://rubygems.org'! ! gem 'rails', '~> 2.3.18'! gem 'rake', '~> 0.9.2'! gem 'rdoc'! gem 'rake-confirm'! ! gem 'mysql'! gem "mysql_retry_lost_connection"! gem 'acts_as_paranoid', :github => 'paperboy-30days/acts_as_paranoid'! gem 'passenger', '~> 3.0'! gem 'memcache-client', :require => 'memcache'! gem 'system_timer'! gem 'yajl-ruby', :require => 'yajl'! gem 'will_paginate', '~> 2.3'! gem 'mail'! ! gem 'sass'! gem 'compass-rails'! ! gem 'osaipo_client', :git => 'git@github.com:paperboy-all/ osaipo_client.git', :branch => 'legacy'! gem 'jugem_client', :git => 'git@github.com:paperboy-all/ jugem_client.git'! gem 'ppb_footer', :github => 'paperboy-all/ppb_footer'!
51. require "./config/environment"! ! use Rails::Rack::LogTailer! use Rails::Rack::Static! run ActionController::Dispatcher.new rack with rails 2.3
52. 30days-front can’t use hyphen can’t use number can’t convert ! application.rb...
53. Reduce customer frustration.
54. app1 app2 backgroundrb to dj
55. จࣈ
56. Ruby 1.8.6 1.8.7 1.9.3 2.0.0 2.1 Rails 2.0/2.1 2.3 3.0 3.2 4.0
57. Use trunk everyday.
58. จࣈ
59. จࣈ
60. Use modern architecture
61. app1 app2
62. kyoto tycoon is slower than mysql…
64. 1.8 to 2.0
65. จࣈ
66. 2.0 to 2.1
67. CPU Usage(%) 0 25 50 75 100 49 69 2.0 2.1
68. Resp. time(ms) 0 50 100 150 200 250 189 221 2.0 2.1
69. memory usage(giga byte) 0 1 2 3 4 3.8 3.2 2.0 2.1
70. จࣈ https://www.ruby-lang.org/en/news/2014/03/10/regression-of-hash-reject-in-ruby-2-1-1/
71. Ruby 1.8.6 1.8.7 1.9.3 2.0.0 2.1 Rails 2.0/2.1 2.3 3.0 3.2 4.0
72. จࣈ
73. Resp. time(ms) 0 60 120 180 240 300 287 189 3.2 4.0
74. Ruby 1.9.3 2.0.0 2.1 2.2 Rails 3.0 3.2 ? 4.0 ? 4.1 ?
75. Ruby 1.9.3 2.0.0 2.1 2.2 Rails 3.0 3.2 ? 4.0 ? 4.1 ? New!!
76. จࣈ
77. 1. Flash structure changes 2. Mutator methods called on Relation
78. จࣈ
79. Resp. time(ms) 0 60 120 180 240 300 266 287 4.0 4.1
80. Ruby 1.9.3 2.0.0 2.1 2.2 Rails 3.0 3.2 ? 4.0 ? 4.1 ?
81. class Bar! def bar(foo = foo())! foo! end! ! def buzz(foo = foo)! foo! end! ! def foo! :buzz! end! end! ! p Bar.new.bar! p Bar.new.buzz
82. % ruby -v r45272.rb! ruby 2.2.0dev (2014-04-13 trunk 45580) [x86_64-darwin13]! :buzz! nil! ! % ruby -v r45272.rb! ruby 2.1.2p80 (2014-03-01 revision 45231) [x86_64-darwin13.0]! :buzz! :buzz
83. จࣈ
84. conclusion
85. 2. fix gem 4. fix Ruby 3. fix Rails 1. fix your code