/files/ru/web/performance/

• ../
• critical_rendering_path
• css_javascript_animation_performance
• dns-prefetch
• how_browsers_work
• how_long_is_too_long
• index.html
• lazy_loading
• navigation_and_resource_timings
• optimizing_startup_performance
• performance_budgets
• rum-vs-synthetic
• understanding_latency
• основы
• производительность_анимации