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1、Web性能洞察 通过Performance API释放Web Vitals的卓越力量Shanghai刘刚 观测云前端技术专家Overseas e-commers issuesOptimization EffectsSource:Performance Apisources:web-devWeb vitals Source:web.devP75 is far from good(reality)Source:Direct and alarming charts Source:source:Stable and reasonable thresholdPerformance ModelSource
2、:LCP:connect+data+rendersource:Scatter:correlationX:html durationY:LCPDevTools:performanceHtml time:50%Source:Measures taken at shopcartHtml:降低50%Source:Measures taken Source:Optimization EffectsSource:Less angry,silent actions0 click:less5 clicks:less0-5 clicks:moreSource:More clickssource:Homepage Avg 1-1.2Shopcart Avg 1.6-2Total shopcart 3k-12kBrowser and its versions Next moveWeb vitals(INP)CDN monitoringCachesKey channelsKey buttonsSEOKey panelsAlertsCritical renderingSource:Values from GAbout meWechat:768838557E-mail:Q/A