Lean Websites by Barbara Bermes

Author:Barbara Bermes
Language: eng
Format: mobi, epub, azw3, pdf
Publisher: SitePoint Pty. Ltd.
Published: 2015-10-10T16:00:00+00:00

Content Overload

Check out the pie chart below, analyzing Wired.com. It's not difficult to see that a significant amount of the content being provided is not coming from Wired.com:

Figure 6.2. Wired.com content breakdown by domain

Considering that each additional external HTTP request costs another DNS lookup, this can result in significant latency issues.

Note: Ghostery

Ghostery is a browser extension that lists all third-party scripts being used on a page. It can easily give you a quick idea of how much third-party content is adding to the page load time.

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