Great extensive write-up on how to use Google Chrome Developer Tools’ timeline function to isolate bottlenecks and then addressing them.
Comprehensive article from Kinsta on the reasons why page speed is important, how to measure and how to optimize.
Nicolas Bevacqua writes a comprehensive guide to fixing performance issues by looking at each layer of the web stack.
Scott Jehl from the Filament group explains how perceived load times is a separate consideration to actual page weight.
From 2012, this article from Google’s SVP of Infrastructure, Urs Hoelzle, outline’s the search giant’s focus on Speed.
Great article from the speed-kings at Zoompf on how HTTP/2 (aka SPDY) can solve some critical performance issues.
Craig Buckler gives a comprehensive run down on areas to focus on when you’re on a mission to reduce the bloat.
Nice little reminder on ensuring that the consideration of performance (benefits or impacts) is made during the web design and development process.
Great article on how to not only delivery a great mobile web experience, but a radically faster one too.
Bonus Link: http://www.smashingmagazine.com/2013/04/03/build-fast-loading-mobile-website/ – Great pre-reading.
Canonicalizaton of URLs (think www and no-www versions of the same site/page) using redirects as both an SEO and performance impact as explained in this article.