Architecture of Large-Scale Websites Yu Feng 06/08/2008
Agenda <ul><ul><li>Static Content </li></ul></ul><ul><ul><li>Image Servers </li></ul></ul><ul><ul><li>Database </li></ul><...
Static Content <ul><ul><li>Use CMS (Content Management System) </li></ul></ul><ul><ul><ul><li>Can be managed easily (add/r...
Static Content (cont’d) <ul><ul><li>Make it static as much as possible </li></ul></ul><ul><ul><ul><li>Dynamic pages are al...
Image Servers <ul><ul><li>Use separate image servers </li></ul></ul><ul><ul><ul><li>Images </li></ul></ul></ul><ul><ul><ul...
Database <ul><ul><li>Improve the design of your database </li></ul></ul><ul><ul><ul><li>Tables </li></ul></ul></ul><ul><ul...
Database (cont’d) <ul><ul><li>Use database clusters </li></ul></ul><ul><ul><ul><li>Oracle </li></ul></ul></ul><ul><ul><ul>...
Cache <ul><ul><li>Why caching is important? </li></ul></ul>
Cache (cont’d) <ul><ul><li>Apache </li></ul></ul><ul><ul><li>Squid </li></ul></ul><ul><ul><li>Ncache </li></ul></ul><ul><u...
Mirror <ul><ul><li>Different entrance </li></ul></ul>
Load Balance <ul><ul><li>DNS </li></ul></ul><ul><ul><li>What is a L4/L7 switch? </li></ul></ul>
Load Balance (cont’d) <ul><ul><li>Hardware </li></ul></ul><ul><ul><ul><li>F5, Aleton </li></ul></ul></ul>
Load Balance (cont’d) <ul><ul><li>LVS </li></ul></ul><ul><ul><li>HAProxy </li></ul></ul>
The End Thanks
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Architecture Of Large Scale Websites

  1. 1. Architecture of Large-Scale Websites Yu Feng 06/08/2008
  2. 2. Agenda <ul><ul><li>Static Content </li></ul></ul><ul><ul><li>Image Servers </li></ul></ul><ul><ul><li>Database </li></ul></ul><ul><ul><li>Cache </li></ul></ul><ul><ul><li>Mirror </li></ul></ul><ul><ul><li>Load Balance </li></ul></ul>
  3. 3. Static Content <ul><ul><li>Use CMS (Content Management System) </li></ul></ul><ul><ul><ul><li>Can be managed easily (add/remove/modify) </li></ul></ul></ul><ul><ul><ul><li>Channels </li></ul></ul></ul>
  4. 4. Static Content (cont’d) <ul><ul><li>Make it static as much as possible </li></ul></ul><ul><ul><ul><li>Dynamic pages are always much slower </li></ul></ul></ul><ul><ul><ul><li>Static pages are more cache-friendly </li></ul></ul></ul><ul><ul><ul><li>The ways that high traffic sites do </li></ul></ul></ul><ul><ul><ul><ul><li>Netease, Sina, Mop </li></ul></ul></ul></ul><ul><ul><ul><ul><ul><li>Convert dynamic pages to static ones (BBS) </li></ul></ul></ul></ul></ul>
  5. 5. Image Servers <ul><ul><li>Use separate image servers </li></ul></ul><ul><ul><ul><li>Images </li></ul></ul></ul><ul><ul><ul><ul><li>Small size </li></ul></ul></ul></ul><ul><ul><ul><ul><li>Large amount </li></ul></ul></ul></ul><ul><ul><ul><li>Reduce the stress of the main server </li></ul></ul></ul><ul><ul><ul><li>Can be optimized </li></ul></ul></ul><ul><ul><ul><ul><li>nginx </li></ul></ul></ul></ul><ul><ul><ul><ul><li>lighttpd </li></ul></ul></ul></ul>
  6. 6. Database <ul><ul><li>Improve the design of your database </li></ul></ul><ul><ul><ul><li>Tables </li></ul></ul></ul><ul><ul><li>Tuning </li></ul></ul><ul><ul><ul><li>Your application </li></ul></ul></ul>
  7. 7. Database (cont’d) <ul><ul><li>Use database clusters </li></ul></ul><ul><ul><ul><li>Oracle </li></ul></ul></ul><ul><ul><ul><li>MySQL </li></ul></ul></ul><ul><ul><ul><ul><li>MySQL Replication Master/Slave) </li></ul></ul></ul></ul><ul><ul><ul><ul><li>MySQL-Proxy </li></ul></ul></ul></ul>
  8. 8. Cache <ul><ul><li>Why caching is important? </li></ul></ul>
  9. 9. Cache (cont’d) <ul><ul><li>Apache </li></ul></ul><ul><ul><li>Squid </li></ul></ul><ul><ul><li>Ncache </li></ul></ul><ul><ul><li>Memcached </li></ul></ul><ul><ul><li>… </li></ul></ul>
  10. 10. Mirror <ul><ul><li>Different entrance </li></ul></ul>
  11. 11. Load Balance <ul><ul><li>DNS </li></ul></ul><ul><ul><li>What is a L4/L7 switch? </li></ul></ul>
  12. 12. Load Balance (cont’d) <ul><ul><li>Hardware </li></ul></ul><ul><ul><ul><li>F5, Aleton </li></ul></ul></ul>
  13. 13. Load Balance (cont’d) <ul><ul><li>LVS </li></ul></ul><ul><ul><li>HAProxy </li></ul></ul>
  14. 14. The End Thanks

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