《DynaTrace AJAX Edition介绍》.pdf

DynaTrace AJAX Edition介绍 李亚飞/louie 185421 Performance Rank Timeline PurePath Network Hot Spots Performance Metrics page load time number of network roundtrips transferred size KPI’s on Load Time Time to First Impression Time to onLoad Event Time to Fully Loaded KPI’s on Resources Total Number of Requests Total Number of HTTP 300s/400s/500s Total Size of Web Site Total Size of Images/CSS/JS Total Number of XHR Requests KPI’s on Network Connections DNS Time Connect Time Server Time Transfer Time Wait Time Browser HTTP IE 6,7 2 IE 8 6 Firefox 3+ 6 Chrome 4+ 6 iPhone 4 4 Opera 10.5+ 8 Number of Domains / Single Resource Domains Good OR Bad Time to First Impression Time to onLoad great 1s great 2s acceptable 2.5s acceptable 4s slow 2.5s slow 4s Time to Fully Loaded Total Number of Requests great 2s great 40 acceptable 5s acceptable 40 and 100 slow 5s bad 100 打分 KPIs 60% JavaScript/AJAX 10% Browser Caching 10% Server-Side Activities 10% Network Resources 10% Demo 参考资料 dynaTrace Web Performance Best Practices dynaTrace Ajax版使用指南 /