KeyCDN

AUGUST 15, 2019

Web performance is a broad subject, and you’ll find no shortage of performance testing tips and tutorials all over the web. Before you begin tuning your website or application, you must first figure out which metrics matter most to your users and establish some achievable benchmarks. What is Performance Testing?

Testing Tools 55

Testing Tools Best Practices Performance Testing Testing 55

Rigor

OCTOBER 30, 2019

One free tool has become prominent in the space – Google Lighthouse – and one question often bubbles up: “I use Google Lighthouse for one-off snapshots of my site’s performance, so why do I need a performance monitoring solution?” Where Google Lighthouse Shines Bright.

Google 51

Google Best Practices Energy Website 51

Speed Curve

MARCH 7, 2022

How does page bloat affect other metrics, such as Google's Core Web Vitals? Poorly executed stylesheets can create a host of performance problems, ranging from stylesheets taking too long to download and parse, to improperly placed stylesheets that block the rest of the page from rendering. This falls short of Google's threshold of 2.5

Mobile 145

Mobile Benchmarking Google Metrics 145

Speed Curve

JULY 3, 2023

Poorly executed stylesheets can create a host of performance problems, ranging from stylesheets taking too long to download and parse, to improperly placed stylesheets that block the rest of the page from rendering. Core Web Vitals are a Google search ranking factor. It's super important to understand longtail performance.

Mobile 52

Mobile Google Metrics Retail 52

Speed Curve

JUNE 24, 2019

Inspired by that post, I wanted to dig a bit deeper into a few of the best practices they mentioned, which fall loosely into these three buckets: Analyze your pages – understand the critical rendering path and page composition. Create performance budgets and fight regression. Benchmark your site against your competitors.

Performance 78

Performance Best Practices Metrics Mobile 78

Adrian Cockcroft

JUNE 21, 2022

In 1991 I wrote a white paper on performance that was widely read, and in 1993 (with help from Brian Wong) that got me a job in the USA, working alongside Brian for Mike Briggs in technical product marketing. Paul Reithmuller was yet another imported Australian engineer who did amazing work.

Tuning 52

Tuning Benchmarking Engineering C++ 52

Smashing Magazine

JANUARY 6, 2020

Run performance experiments and measure outcomes — both on mobile and on desktop (for example, with Google Analytics ). Addy Osmani has written a very detailed write-up on how to start performance budgeting , how to quantify the impact of new features and where to start when you are over budget. Assets Optimizations.

Performance 145

Performance Cache Network Metrics 145