HighLoad Sites, Oleg Bunin

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  • 1. ( )
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  • 3. (scaling out) - (sharding) (scaling up) (partitioning)
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  • 13. : Image Server / 1 Image Server / 2 User images User images Backend / 1 Database / 1 nginx nginx PHP MySQL Backend / 2 Database / 2 MySQL PHP Frontend nginx memcached Backend / 3 PHP Design images DNS- DNS-
  • 14. . hit ratio . , (, , , ).
  • 15. oleg.bunin@ontico.ru