CSS Wizardry

JUNE 30, 2023

I never thought I’d write an article in defence of DOMContentLoaded , but here it is… For many, many years now, performance engineers have been making a concerted effort to move away from technical metrics such as Load , and toward more user-facing, UX metrics such as Speed Index or Largest Contentful Paint. Or are they…?

Metrics 326

Metrics Google Monitoring Analytics 326

Speed Curve

DECEMBER 20, 2021

We've been tracking these as individual metrics – Largest Contentful Paint, First Input Delay, and Cumulative Layout Shift – since before Google branded them as a set. Watch a demo video showing how to create custom charts and performance budgets for Web Vitals.). Watch a video walkthrough of the Vitals dashboard.).

Retail 52

Retail Benchmarking Metrics Website 52

Speed Curve

AUGUST 8, 2017

Because the average page is now 3MB in size, and this seems like a good time to pause, check our assumptions, and ask ourselves: Is there any reason to care about page size as a performance metric? And if we don't consider page size a meaningful metric, then what should we care about? They represent trends – that's all.

Metrics 80

Metrics Website Speed Benchmarking 80

Smashing Magazine

JANUARY 11, 2021

This guide has been kindly supported by our friends at LogRocket , a service that combines frontend performance monitoring , session replay, and product analytics to help you build better customer experiences. LogRocket tracks key metrics, incl. Getting Ready: Planning And Metrics. Vitaly Friedman. 2021-01-11T15:30:13+00:00.

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

JANUARY 6, 2020

Getting Ready: Planning And Metrics. Testing And Monitoring. Getting Ready: Planning And Metrics. You need a business stakeholder buy-in, and to get it, you need to establish a case study, or a proof of concept using the Performance API on how speed benefits metrics and Key Performance Indicators ( KPIs ) they care about.

Performance 145

Performance Cache Network Metrics 145