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Web Performance Testing — What, Why, How of Core Web Vitals

DZone

A website needs to be constantly tested and optimized to be in line with Google's web and SEO guidelines. However, to tactically assess the website's performance , it needs to be measured in a well-thought-out manner. What Is Web Performance Testing?

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How Google PageSpeed Works: Improve Your Score and Search Engine Ranking

CSS - Tricks

This article is from my friend Ben who runs Calibre , a tool for monitoring the performance of websites. In this article, we uncover how PageSpeed calculates it’s critical speed score. Now that Google uses page speed as a ranking factor, many organizations have become laser-focused on performance. Recommended!

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Measuring Network Performance in Mobile Safari

CSS Wizardry

Google has a pretty tight grip on the tech industry: it makes by far the most popular browser with the best DevTools, and the most popular search engine, which means that web developers spend most of their time in Chrome, most of their visitors are in Chrome, and a lot of their search traffic will be coming from Google. Why Bother?

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The Analytics That Matter

CSS - Tricks

Performance metrics are a big one. When you’re doing performance testing, much of it is what you would call synthetic testing. All things that are related to performance, but aren’t measuring actual user’s experience. I get why Google has to guess. Let that sit for a second. Very clever.

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Answering Common Questions About Interpreting Page Speed Reports

Smashing Magazine

Answering Common Questions About Interpreting Page Speed Reports Answering Common Questions About Interpreting Page Speed Reports Geoff Graham 2023-10-31T16:00:00+00:00 2023-10-31T17:06:18+00:00 This article is sponsored by DebugBear Running a performance check on your site isn’t too terribly difficult.

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Core Web Vital Tooling

CSS - Tricks

I still think the Google-devised Core Web Vitals are smart. When I first got into caring about performance, it was all: reduce requests! And while those are all very related to web performance, they are abstractly related. Actual web performance to users are things like how long did I have to wait to see the content on the page?

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Learnings From a WebPageTest Session on CSS-Tricks

CSS - Tricks

I got together with Tim Kadlec from over at WebPageTest the other day to use do a bit of performance testing on CSS-Tricks. Essentially use the tool, poke around, and identify performance pain points to work on. See this article about CLS and WebPageTest. Let’s dig in! Identified Problem #1) Poor LCP.

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