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DPC2007 Case Study Zoom & Webwereld (Sander vd Graaf)

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Dutch PHP Conference 2007

Tecnologia
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Sander van de Graaf IDG Nederland
Web 2.0
Topics • Webwereld / Zoom • Bottlenecks • PHP • MySQL • Apache • Caching • Vragen
Webwereld / Zoom
Webwereld • 4,5 miljoen pageviews per maand Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Webwereld • 4,5 miljoen pageviews per maand • 99% dynamisch Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Webwereld • 4,5 miljoen pageviews per maand • 99% dynamisch • Virtualhost Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Webwereld • 4,5 miljoen pageviews per maand • 99% dynamisch • Virtualhost • PHP 4 Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Webwereld • 4,5 miljoen pageviews per maand • 99% dynamisch • Virtualhost • PHP 4 • scripts Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Webwereld • 4,5 miljoen pageviews per maand • 99% dynamisch • Virtualhost • PHP 4 • scripts • Smarty Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Zoom.nl • 5+ miljoen pageviews Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Zoom.nl • 5+ miljoen pageviews • 100% dynamisch Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Zoom.nl • 5+ miljoen pageviews • 100% dynamisch • 2 webservers Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Zoom.nl • 5+ miljoen pageviews • 100% dynamisch • 2 webservers • 3,8TB data Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Zoom.nl • 5+ miljoen pageviews • 100% dynamisch • 2 webservers • 3,8TB data • ImageMagick ipv GD Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Zoom.nl • 5+ miljoen pageviews • 100% dynamisch • 2 webservers • 3,8TB data • ImageMagick ipv GD • Smarty Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Bottlenecks
Bottlenecks • Applicatie • Database • NAS Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
PHP
PHP • Optimalisaties • APD • Intermediate Code Caching Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Optimalisaties for($foo=0;$foo<count($bar);$foo++) { // do something } Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Optimalisaties $barCount = count($bar); for($foo=0;$foo<$barCount;++$foo) { // do something } Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
APD PProf Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
APD apd_set_pprof_trace(); Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Intermediate code caching • eAccelerator • Zend Optimizer • APC Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
MySQL
MySQL • Background • Optimalisaties Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Background • MySQL 4.1.10 • 2 database servers • MyISAM Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Optimalisaties • Valkuilen Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
ORDER BY RAND() SELECT * FROM images ORDER BY RAND() LIMIT 10; Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
ORDER BY RAND() SELECT * FROM images WHERE id IN (1243,34234,2341,135465,123,653); Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
WHERE 1 SELECT * FROM images WHERE 1 ORDER BY id DESC LIMIT 10; Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
WHERE 1 SELECT * FROM images ORDER BY id DESC LIMIT 10; Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Optimalisaties • Valkuilen • Indexes Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Force Index SELECT * FROM images FORCE INDEX(user_id) WHERE user_id = “12” ORDER BY created_on DESC LIMIT 10 Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Optimalisaties • Valkuilen • Indexes • EXPLAIN Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
EXPLAIN SELECT * FROM images LIMIT 10; Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
EXPLAIN SELECT * FROM images LIMIT 10; Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
EXPLAIN SELECT I.* FROM images I, zoom_profile.users U WHERE I.user_id = U.id AND I.user_id = 1244 LIMIT 10; Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Optimalisaties • Valkuilen • Indexes • EXPLAIN • Connection types Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Optimalisaties • Valkuilen • Indexes • EXPLAIN • Connection types • Table optimalisaties Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Optimalisaties • Valkuilen • Indexes • EXPLAIN • Connection types • Table optimalisaties • PROCESSLIST Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Optimalisaties • Valkuilen • Indexes • EXPLAIN • Connection types • Table optimalisaties • PROCESSLIST • MTOP Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Optimalisaties • Valkuilen • Indexes • EXPLAIN • Connection types • Table optimalisaties • PROCESSLIST • MTOP • SLOW Query Log Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Optimalisaties • Valkuilen • Indexes • EXPLAIN • Connection types • Table optimalisaties • PROCESSLIST • MTOP • SLOW Query Log • Webwereld / Zoom De-normalisatie Bottlenecks PHP MySQL Apache Caching Vragen
Apache
Apache • Apache 2.0 • htaccess • mod_expires Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
.htaccess RewriteCond %{REQUEST_FILENAME} !-f RewriteCond %{REQUEST_FILENAME} ^.*public_images.*$ RewriteRule ^public_images/([0-9]*)/([0-9]*)/(.*)$ /do_some_magic_stuff.php?user_id=$1&width=$2&filename=$ Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
.htaccess RewriteCond %{REQUEST_FILENAME} !-f RewriteCond %{REQUEST_FILENAME} ^.*public_images.*$ RewriteRule ^public_images/([0-9]*)/([0-9]*)/(.*)$ /do_some_magic_stuff.php?user_id=$1&width=$2&filename=$ Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
mod_expires <IfModule mod_expires.c> ExpiresActive ON ExpiresByType image/gif quot;now plus 1 weekquot; ExpiresByType image/png quot;now plus 1 weekquot; ExpiresByType image/jpeg quot;now plus 1 weekquot; ExpiresByType text/css quot;now plus 15 minutequot; ExpiresByType application/x-javascript quot;now plus 15 minquot; ExpiresDefault quot;nowquot; Webwereld / Zoom </IfModule> Bottlenecks PHP MySQL Apache Caching Vragen
Caching
Caching • (intermediate) Code Caching Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Caching • (intermediate) Code Caching • Page caching Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Caching • (intermediate) Code Caching • Page caching • Fragment caching Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Caching • (intermediate) Code Caching • Page caching • Fragment caching • Object caching Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Caching • (intermediate) Code Caching • Page caching • Fragment caching • Object caching • Content caching Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
Vragen?

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DPC2007 Case Study Zoom & Webwereld (Sander vd Graaf)

  • 1.
  • 2. Sander van de Graaf IDG Nederland
  • 4. Topics • Webwereld / Zoom • Bottlenecks • PHP • MySQL • Apache • Caching • Vragen
  • 6.
  • 7. Webwereld • 4,5 miljoen pageviews per maand Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 8. Webwereld • 4,5 miljoen pageviews per maand • 99% dynamisch Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 9. Webwereld • 4,5 miljoen pageviews per maand • 99% dynamisch • Virtualhost Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 10. Webwereld • 4,5 miljoen pageviews per maand • 99% dynamisch • Virtualhost • PHP 4 Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 11. Webwereld • 4,5 miljoen pageviews per maand • 99% dynamisch • Virtualhost • PHP 4 • scripts Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 12. Webwereld • 4,5 miljoen pageviews per maand • 99% dynamisch • Virtualhost • PHP 4 • scripts • Smarty Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 13.
  • 14. Zoom.nl • 5+ miljoen pageviews Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 15. Zoom.nl • 5+ miljoen pageviews • 100% dynamisch Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 16. Zoom.nl • 5+ miljoen pageviews • 100% dynamisch • 2 webservers Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 17. Zoom.nl • 5+ miljoen pageviews • 100% dynamisch • 2 webservers • 3,8TB data Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 18. Zoom.nl • 5+ miljoen pageviews • 100% dynamisch • 2 webservers • 3,8TB data • ImageMagick ipv GD Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 19. Zoom.nl • 5+ miljoen pageviews • 100% dynamisch • 2 webservers • 3,8TB data • ImageMagick ipv GD • Smarty Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 21. Bottlenecks • Applicatie • Database • NAS Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 22. PHP
  • 23. PHP • Optimalisaties • APD • Intermediate Code Caching Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 24. Optimalisaties for($foo=0;$foo<count($bar);$foo++) { // do something } Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 25. Optimalisaties $barCount = count($bar); for($foo=0;$foo<$barCount;++$foo) { // do something } Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 26. APD PProf Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 27. APD apd_set_pprof_trace(); Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 28. Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 29. Intermediate code caching • eAccelerator • Zend Optimizer • APC Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 30. MySQL
  • 31. MySQL • Background • Optimalisaties Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 32. Background • MySQL 4.1.10 • 2 database servers • MyISAM Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 33. Optimalisaties • Valkuilen Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 34. ORDER BY RAND() SELECT * FROM images ORDER BY RAND() LIMIT 10; Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 35. ORDER BY RAND() SELECT * FROM images WHERE id IN (1243,34234,2341,135465,123,653); Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 36. WHERE 1 SELECT * FROM images WHERE 1 ORDER BY id DESC LIMIT 10; Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 37. WHERE 1 SELECT * FROM images ORDER BY id DESC LIMIT 10; Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 38. Optimalisaties • Valkuilen • Indexes Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 39. Force Index SELECT * FROM images FORCE INDEX(user_id) WHERE user_id = “12” ORDER BY created_on DESC LIMIT 10 Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 40. Optimalisaties • Valkuilen • Indexes • EXPLAIN Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 41. EXPLAIN SELECT * FROM images LIMIT 10; Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 42. EXPLAIN SELECT * FROM images LIMIT 10; Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 43. EXPLAIN SELECT I.* FROM images I, zoom_profile.users U WHERE I.user_id = U.id AND I.user_id = 1244 LIMIT 10; Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 44. Optimalisaties • Valkuilen • Indexes • EXPLAIN • Connection types Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 45. Optimalisaties • Valkuilen • Indexes • EXPLAIN • Connection types • Table optimalisaties Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 46. Optimalisaties • Valkuilen • Indexes • EXPLAIN • Connection types • Table optimalisaties • PROCESSLIST Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 47. Optimalisaties • Valkuilen • Indexes • EXPLAIN • Connection types • Table optimalisaties • PROCESSLIST • MTOP Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 48. Optimalisaties • Valkuilen • Indexes • EXPLAIN • Connection types • Table optimalisaties • PROCESSLIST • MTOP • SLOW Query Log Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 49. Optimalisaties • Valkuilen • Indexes • EXPLAIN • Connection types • Table optimalisaties • PROCESSLIST • MTOP • SLOW Query Log • Webwereld / Zoom De-normalisatie Bottlenecks PHP MySQL Apache Caching Vragen
  • 51. Apache • Apache 2.0 • htaccess • mod_expires Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 52. .htaccess RewriteCond %{REQUEST_FILENAME} !-f RewriteCond %{REQUEST_FILENAME} ^.*public_images.*$ RewriteRule ^public_images/([0-9]*)/([0-9]*)/(.*)$ /do_some_magic_stuff.php?user_id=$1&width=$2&filename=$ Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 53. .htaccess RewriteCond %{REQUEST_FILENAME} !-f RewriteCond %{REQUEST_FILENAME} ^.*public_images.*$ RewriteRule ^public_images/([0-9]*)/([0-9]*)/(.*)$ /do_some_magic_stuff.php?user_id=$1&width=$2&filename=$ Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 54. mod_expires <IfModule mod_expires.c> ExpiresActive ON ExpiresByType image/gif quot;now plus 1 weekquot; ExpiresByType image/png quot;now plus 1 weekquot; ExpiresByType image/jpeg quot;now plus 1 weekquot; ExpiresByType text/css quot;now plus 15 minutequot; ExpiresByType application/x-javascript quot;now plus 15 minquot; ExpiresDefault quot;nowquot; Webwereld / Zoom </IfModule> Bottlenecks PHP MySQL Apache Caching Vragen
  • 56. Caching • (intermediate) Code Caching Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 57. Caching • (intermediate) Code Caching • Page caching Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 58. Caching • (intermediate) Code Caching • Page caching • Fragment caching Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 59. Caching • (intermediate) Code Caching • Page caching • Fragment caching • Object caching Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen
  • 60. Caching • (intermediate) Code Caching • Page caching • Fragment caching • Object caching • Content caching Webwereld / Zoom Bottlenecks PHP MySQL Apache Caching Vragen