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Séminaire Web Perf Mobile by tellibus (26/02/2013)

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Initiation à la Web Perf Mobile. Présentation (1h) faite lors du 1er séminaire sur la performance des Sites Web Mobiles. Plus d’infos http://webperf-mobile.com

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  • DOWNLOAD THIS BOOKS INTO AVAILABLE FORMAT (2019 Update) ......................................................................................................................... ......................................................................................................................... Download Full PDF EBOOK here { https://soo.gd/irt2 } ......................................................................................................................... Download Full EPUB Ebook here { https://soo.gd/irt2 } ......................................................................................................................... Download Full doc Ebook here { https://soo.gd/irt2 } ......................................................................................................................... Download PDF EBOOK here { https://soo.gd/irt2 } ......................................................................................................................... Download EPUB Ebook here { https://soo.gd/irt2 } ......................................................................................................................... Download doc Ebook here { https://soo.gd/irt2 } ......................................................................................................................... ......................................................................................................................... ................................................................................................................................... eBook is an electronic version of a traditional print book THIS can be read by using a personal computer or by using an eBook reader. (An eBook reader can be a software application for use on a computer such as Microsoft's free Reader application, or a book-sized computer THIS is used solely as a reading device such as Nuvomedia's Rocket eBook.) Users can purchase an eBook on diskette or CD, but the most popular method of getting an eBook is to purchase a downloadable file of the eBook (or other reading material) from a Web site (such as Barnes and Noble) to be read from the user's computer or reading device. Generally, an eBook can be downloaded in five minutes or less ......................................................................................................................... .............. Browse by Genre Available eBooks .............................................................................................................................. Art, Biography, Business, Chick Lit, Children's, Christian, Classics, Comics, Contemporary, Cookbooks, Manga, Memoir, Music, Mystery, Non Fiction, Paranormal, Philosophy, Poetry, Psychology, Religion, Romance, Science, Science Fiction, Self Help, Suspense, Spirituality, Sports, Thriller, Travel, Young Adult, Crime, Ebooks, Fantasy, Fiction, Graphic Novels, Historical Fiction, History, Horror, Humor And Comedy, ......................................................................................................................... ......................................................................................................................... .....BEST SELLER FOR EBOOK RECOMMEND............................................................. ......................................................................................................................... Blowout: Corrupted Democracy, Rogue State Russia, and the Richest, Most Destructive Industry on Earth,-- The Ride of a Lifetime: Lessons Learned from 15 Years as CEO of the Walt Disney Company,-- Call Sign Chaos: Learning to Lead,-- StrengthsFinder 2.0,-- Stillness Is the Key,-- She Said: Breaking the Sexual Harassment Story THIS Helped Ignite a Movement,-- Atomic Habits: An Easy & Proven Way to Build Good Habits & Break Bad Ones,-- Everything Is Figureoutable,-- What It Takes: Lessons in the Pursuit of Excellence,-- Rich Dad Poor Dad: What the Rich Teach Their Kids About Money THIS the Poor and Middle Class Do Not!,-- The Total Money Makeover: Classic Edition: A Proven Plan for Financial Fitness,-- Shut Up and Listen!: Hard Business Truths THIS Will Help You Succeed, ......................................................................................................................... .........................................................................................................................
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  • DOWNLOAD THIS BOOKS INTO AVAILABLE FORMAT (2019 Update) ......................................................................................................................... ......................................................................................................................... Download Full PDF EBOOK here { https://soo.gd/irt2 } ......................................................................................................................... Download Full EPUB Ebook here { https://soo.gd/irt2 } ......................................................................................................................... Download Full doc Ebook here { https://soo.gd/irt2 } ......................................................................................................................... Download PDF EBOOK here { https://soo.gd/irt2 } ......................................................................................................................... Download EPUB Ebook here { https://soo.gd/irt2 } ......................................................................................................................... Download doc Ebook here { https://soo.gd/irt2 } ......................................................................................................................... ......................................................................................................................... ................................................................................................................................... eBook is an electronic version of a traditional print book THIS can be read by using a personal computer or by using an eBook reader. (An eBook reader can be a software application for use on a computer such as Microsoft's free Reader application, or a book-sized computer THIS is used solely as a reading device such as Nuvomedia's Rocket eBook.) Users can purchase an eBook on diskette or CD, but the most popular method of getting an eBook is to purchase a downloadable file of the eBook (or other reading material) from a Web site (such as Barnes and Noble) to be read from the user's computer or reading device. Generally, an eBook can be downloaded in five minutes or less ......................................................................................................................... .............. Browse by Genre Available eBooks .............................................................................................................................. Art, Biography, Business, Chick Lit, Children's, Christian, Classics, Comics, Contemporary, Cookbooks, Manga, Memoir, Music, Mystery, Non Fiction, Paranormal, Philosophy, Poetry, Psychology, Religion, Romance, Science, Science Fiction, Self Help, Suspense, Spirituality, Sports, Thriller, Travel, Young Adult, Crime, Ebooks, Fantasy, Fiction, Graphic Novels, Historical Fiction, History, Horror, Humor And Comedy, ......................................................................................................................... ......................................................................................................................... .....BEST SELLER FOR EBOOK RECOMMEND............................................................. ......................................................................................................................... Blowout: Corrupted Democracy, Rogue State Russia, and the Richest, Most Destructive Industry on Earth,-- The Ride of a Lifetime: Lessons Learned from 15 Years as CEO of the Walt Disney Company,-- Call Sign Chaos: Learning to Lead,-- StrengthsFinder 2.0,-- Stillness Is the Key,-- She Said: Breaking the Sexual Harassment Story THIS Helped Ignite a Movement,-- Atomic Habits: An Easy & Proven Way to Build Good Habits & Break Bad Ones,-- Everything Is Figureoutable,-- What It Takes: Lessons in the Pursuit of Excellence,-- Rich Dad Poor Dad: What the Rich Teach Their Kids About Money THIS the Poor and Middle Class Do Not!,-- The Total Money Makeover: Classic Edition: A Proven Plan for Financial Fitness,-- Shut Up and Listen!: Hard Business Truths THIS Will Help You Succeed, ......................................................................................................................... .........................................................................................................................
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Séminaire Web Perf Mobile by tellibus (26/02/2013)

  1. 1. Abdelaziz Bennouna Directeur Technique tellibus &
  2. 2. Organisateurs
  3. 3. Défnitions
  4. 4. Performance n.f.Résultat chifré ou homologuéobtenu dans un domaine précis
  5. 5. Web Performance Optimization (WPO) Steve Souders – 2004
  6. 6. Web Performance Optimization (WPO) Steve Souders – 2004
  7. 7. Site Web Classique
  8. 8. Site Web Mobile
  9. 9. Web Mobile
  10. 10. Web Mobile
  11. 11. Internet au Maroc
  12. 12. Internautes au Maroc16,5 millions +5% / 6 mois Source : IWS (T2/12)
  13. 13. Parc Internet au Maroc 4 millions +24% / 12 mois Source : ANRT (T4/12)
  14. 14. Parc Internet au Maroc Source : ANRT (T4/12)
  15. 15. Parc 3G au Maroc3,3 millions+26% / 12 mois Source : ANRT (T4/12)
  16. 16. Connexions 3G sur mobile 1,6 million +50% / 12 mois Source : ANRT (T4/12)
  17. 17. Hauts débits vendus au Maroc 6% > 4 Mbit/s dont 2,7% > 10 Mbit/s Source : ANRT (T3/12)
  18. 18. Hauts débits efectifs au Maroc 2,5% > 4 Mbit/s dont 0% > 10 Mbit/s Source : Akamai SOI (T3/12)
  19. 19. Débit maximal moyen au Maroc16,0 Mbit/s14,0 Mbit/s12,0 Mbit/s10,0 Mbit/s 8,0 Mbit/s 6,0 Mbit/s 4,0 Mbit/s 2,0 Mbit/s 0,0 Mbit/s /10 /10 /11 /11 /11 /11 /12 /12 /12 T3 T4 T1 T2 T3 T4 T1 T2 T3 Source : Akamai SOI
  20. 20. Débit moyen au Maroc2,5 Mbit/s2,0 Mbit/s1,5 Mbit/s1,0 Mbit/s0,5 Mbit/s0,0 Mbit/s /10 /10 /11 /11 /11 /11 /12 /12 /12 T3 T4 T1 T2 T3 T4 T1 T2 T3 Source : Akamai SOI
  21. 21. La Web Perf,pourquoi faire ?
  22. 22.
  23. 23. “Speed matters”
  24. 24. 71%  ±  59%  ≤ 3 s. 74%  ≥ 5 s. Source : Compuware Gomez (2011)
  25. 25.
  26. 26.  7 s.  2 s. 7%  12%  +25% Source : Shopzilla Site Redesign (2009)
  27. 27.
  28. 28.  +400 ms   -0,59% /j  +1 s.   -0,7% /Source : Performance Related Changes…
  29. 29.
  30. 30.    Source : Shopzilla Site Redesign (2009)
  31. 31. Web Perf Critèresd’évaluation
  32. 32.  Temps dechargement
  33. 33. Taille totale des ressources
  34. 34. Nombre deressources
  35. 35. Yahoo! YSlow
  36. 36. Google PageSpeed
  37. 37. Web marocainEtat des lieux
  38. 38. Top 20 Alexa / Maroc 6. hespress.com 197k /j 750k /j14. hibapress.com 80k /j 220k /j15. avito.ma 36k /j 420k /j19. iam.ma 47k /j 124k /j20. inwi.ma 43k /j 87k /j Source : Alexa (02/13)
  39. 39.  16 s. 2,7 Mo  180
  40. 40. B (85%)C (71%)
  41. 41.  25 s. 4,3 Mo  270
  42. 42. D (69%)E (59%)
  43. 43.  2,5 s. 220 ko  50
  44. 44. A (95%)B (84%)
  45. 45.  12 s. 1 Mo 130
  46. 46. E (56%)D (65%)
  47. 47.  26 s. 2,2 Mo  114
  48. 48. D (68%)C (71%)
  49. 49. Problématique
  50. 50.
  51. 51. Début d’afchage DOM chargé Chargement complet
  52. 52. Requête HTTPRecherche Requête DNS HTTP Connexion Téléchargement TCP de la ressource
  53. 53. Homepage hespress.com 138  = 2 Mo 22 .js = 200 ko 7  = 330 ko
  54. 54. Homepage hespress.com 11 scripts .js bloquants = 220 ko décompressés
  55. 55. Homepage hespress.comScripts .js concaténés systématiquement→ pas de parallélisme → pas de cache réel
  56. 56. Homepage hespress.com9 icônes séparées→ requêtes inutiles
  57. 57. Réseaux 3GContraintesparticulières
  58. 58.            
  59. 59. Débit moyen au Maroc4,5 M 2,4 Mbit/s4,0 M 2,2 Mbit/s3,5 M 2,0 Mbit/s3,0 M 1,8 Mbit/s2,5 M 1,6 Mbit/s2,0 M 1,4 Mbit/s1,5 M 1,2 Mbit/s1,0 M 1,0 Mbit/s / 10 4/10 1/11 2/11 3/11 4/11 1/12 2/12 3/12 4/12 T3 T T T T T T T T T Source : Akamai SOI + ANRT (T4/12)
  60. 60. Relevés 3G
  61. 61. 512 kbit/s Voix+Data  72 kbit/s  148 ms
  62. 62. Relevés de latence 3G230 ms210 ms190 ms170 ms150 ms130 ms110 ms 90 ms
  63. 63. 3,6 Mbit/s Voix+Data  400 kbit/s  124 ms
  64. 64. Relevés de latence 3G230 ms210 ms190 ms170 ms150 ms130 ms110 ms 90 ms
  65. 65. 7,2 Mbit/s Data Only  990 kbit/s  57 ms
  66. 66. Relevés de latence 3G125 ms110 ms95 ms80 ms65 ms50 ms35 ms20 ms
  67. 67. Début d’afchage DOM chargé Chargement complet
  68. 68. SmartphonesContraintesparticulières
  69. 69. Moins de mémoireProcesseur moins puissant
  70. 70. Web mobile marocainEtat des lieux
  71. 71. Top 20 Alexa / Maroc 6. hespress.com 197k /j 750k /j14. hibapress.com 80k /j 220k /j15. avito.ma 36k /j 420k /j19. iam.ma 47k /j 124k /j20. inwi.ma 43k /j 87k /j Source : Alexa (02/13)
  72. 72. 19 s. 14 s. 7 s. 22 s. 8 s.1,6 Mo 0,9 Mo 0,2 Mo 1 Mo 87 ko
  73. 73. Techniquesd’optimisation front-end
  74. 74. Réduire le nombre de requêtes
  75. 75. Eviter lesredirections
  76. 76. Compresser (gzip) lesressources adéquates
  77. 77. Utiliser la mémoirecache du navigateur
  78. 78. Optimiser les images
  79. 79. Minifer lesressourcesadéquates
  80. 80. Combinerintelligemment les ressources
  81. 81. Insérer les petites feuilles de style enligne dans le HTML
  82. 82. Insérer les petitsscripts .js en ligne dans le HTML
  83. 83. Reporter (defer)l’exécution des scripts .js
  84. 84. Evaluerla Web Perf
  85. 85. PageSpeed InsightsGTMetrix (PageSpeed + YSlow) WebPagetestWebPagetest Comparison Test Pingdom Mobile: Akamai Mobitest
  86. 86. Compresser les images
  87. 87. ImageAlphaImageOptim TinyPNG
  88. 88.
  89. 89. “Faster sitescreate happy users”
  90. 90. En savoir plusWebPerf-Mobile.com/blog WebPerfMobile WebPerfMobile#webperf
  91. 91. Merci
  92. 92. abdelaziz@tellibus.com tellibus.com tellibus tellibus

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