Front-End vs Back-EndBase Page Back-End Processing 4
High Performance Websites1. Make fewer HTTP requests2. Use CDN3. Add expires header4. Gzip Components5. Put stylesheets at the top6. Put scripts at the bottom7. Avoid CSS expressions8. Make JS and CSS external9. Reduce DNS lookups10. Minify JS11. Avoid redirects12. Remove duplicate scripts13. Configure Etags14. Make Ajax cacheable15. Sharding domains 5
Private Instanceshttp://sites.google.com/a/webpagetest.org/docs/private-instancesBulk TestingEC2 Agent Public AMI’s• US (East/West)• Europe• Asia (Singapore/Tokyo)Public Projects• HTTP Archive• Blaze Mobitest
REST APISubmit tests (API key required for public instance)• Check status• Fetch Result1.XML2.HARhttp://sites.google.com/a/webpagetest.org/docs/advanced-features/webpagetest-restful-apis
WPT Monitor Tony Perkins (Sabre) http://www.webpagetest.org/forums/forumdisplay.php?fid=21
A particular slide catching your eye?
Clipping is a handy way to collect important slides you want to go back to later.