4 ms·
We rendered a million web pages to find out what makes the web slow
- blacksqr 6y ago* Make as few requests as you can. Number of requests matters more than number of kilobytes transferred. * For the request you have to make, do them over HTTP2 or greater if you can. * Strive to avoid render blocking requests when you can, prefer async loading when possible.
- olliej 6y agoBiggest slowdown source was iframes in onlod handlers. Would be interesting to see what those iframes were for, or at least what proportion are ads and trackers.