Alex Russell

MAY 9, 2022

This is a complex topic, but to borrow from a recent post , web performance expands access to information and services by reducing latency and variance across interactions in a session, with a particular focus on the tail of the distribution (P75+). Consistent performance matters just as much as low average latency.

Performance 86

Performance Latency Metrics Engineering 86

Rigor

OCTOBER 30, 2019

The Lighthouse Performance score is based on some of the most important performance metrics : First Contentful Paint, First Meaningful Paint, Speed Index, Time to Interactive, First CPU Idle, and Estimated Input Latency. Take an ecommerce site as an example. Data granularity becomes more important as your development processes mature.

Google 51

Google Best Practices Energy Website 51

Smashing Magazine

JANUARY 11, 2021

In many organizations, front-end developers know exactly what common underlying problems are and what strategies should be used to fix them. Performance Budgets, Pragmatically shows you a strategy to achieve that. Establish a performance culture. There are many tools allowing you to achieve that: SiteSpeed.io Large preview ).

Performance 145

Performance Cache Media Metrics 145