Skip to main content
WEB-PERFORMANCE-OPTIMIZATION5 MIN READ

Sort Metrics by What They Diagnose

Categorize performance metrics by the user outcome or diagnostic role they represent.

Sort each metric by the user outcome or diagnostic role it primarily supports. Loading outcome or load diagnosis Interactivity outcome or lab proxy Visual stability outcome Implementation cost signal Largest Contentful Paint on a landing page Time to First Byte for initial HTML First Contentful Paint in a lab run Interaction to Next Paint for checkout tap Total Blocking Time from Lighthouse A 260 ms task in the Performance panel Cumulative Layout Shift on first visit Ad slot pushes the CTA after paint Route JavaScript grew by 85 KB Four extra third-party origins on homepage

Read the full lesson

Sign up free — one personalized lesson every day, matched to your role and goals.

Already have an account? Sign in

← Back to library
Contact us