The number of objects in the average web page has reached triple digits. In just under 4 years, the number of objects in the average top 1000 web page has doubled from 49.9 objects in January 2009 to 100 objects in November 2012 (see Figure 1). By the end of the year, the average top 1000 web page is on track to break 100 objects per page.
I’m back from my combined business and hiking trip out west, visiting the Velocity 2011 Web Performance Conference in Santa Clara, California. The second part of my trip was devoted to hiking and photography in the great Northwest, which we won’t review here. This year’s Velocity was bigger and better and yes, sold out again. Here are some highlights.
Page Speed Online is a web-based version of the Page Speed plugin, that allows developers to analyze web pages without the need of downloading an extension. Page Speed Online also features a mobile page analysis, which lets developers analyze their mobile sites like they are viewed in a mobile browser, with mobile-specific optimization recommendations. This article shows the new free service in action.
The race is on to get tickets to the 2012 Summer Olympics in London, England. Millions of people (some 2.3 to 2.7 million signed up to request tickets so far) are clamoring to attend events featuring the likes of Michael Phelps, Ian Thorpe, and Usain Bolt. To distribute the load in the initial ticket request phase, Olympic organizers are using a batch system to accept requests over a six week period. Even with this even-handed approach, the servers were under tremendous load in the early hours of this past Tuesday. We investigate and show how performance could be improved.
Many sites now use Google Analytics to track their metrics. Google Analytics gives some useful statistics not normally found from server-side log files, including PPC versus natural SEO traffic and visitor behavior. Used as directed however, Google Analytics can slow down your pages. This article shows how improve the speed of web pages using Google Analytics with a few simple changes, while maintaining its advantages for faster-loading sites.
mod_pagespeed is an open-source Apache 2.2+ module designed to automatically speed up your site by optimizing the various components of your web pages. The module does this by rewriting page resources using filters that adhere to web performance best practices. mod_pagespeed is the server version of the client-side Firefox module that analyzes web pages using similar best practices.
I just got back from the Velocity 2010 Web Performance and Operations Conference in Santa Clara, California. Now in its third year, the conference is a must-see if you are a web performance or network operations engineer. And engineers were aplenty this year, the conference was sold out with more than 1500 attendees.
For his doctoral thesis at the University of Glasgow, Thiam Kian Chiew studied web page performance. As part of his research, Chiew explored the different factors that affect web page speed, testing and modeling the key components to web page download times. His findings are summarized below.