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Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
May 12, 2024 · Frontend Development

Why Lighthouse Dropped Time to Interactive (TTI) and What Replaced It

This article explains why Lighthouse removed the Time to Interactive (TTI) metric after version 10, describes how TTI was calculated, discusses its inaccuracies, and introduces the more reliable replacement metrics such as Total Blocking Time (TBT), First Input Delay (FID) and Interaction to Next Paint (INP) for assessing web performance.

FIDINPTBT
0 likes · 13 min read
Why Lighthouse Dropped Time to Interactive (TTI) and What Replaced It
ByteDance Web Infra
ByteDance Web Infra
Nov 4, 2021 · Frontend Development

Understanding Modern User‑Centric Web Performance Metrics: LCP, TBT, and CLS

The article explains why traditional load‑time metrics are insufficient for user experience, introduces three user‑centric performance metrics—Largest Contentful Paint, Total Blocking Time, and Cumulative Layout Shift—describes how they are measured, why they matter, and provides practical optimization techniques for each.

CLSLCPPerformance Metrics
0 likes · 23 min read
Understanding Modern User‑Centric Web Performance Metrics: LCP, TBT, and CLS
vivo Internet Technology
vivo Internet Technology
Dec 2, 2020 · Frontend Development

Understanding Lighthouse 6.0 Performance Metrics: A Comprehensive Guide to Front-end Page Performance Scoring

The guide explains Google’s Lighthouse 6.0 scoring system, detailing the new core metrics—Largest Contentful Paint, Total Blocking Time, and Cumulative Layout Shift—their weightings alongside FCP, Speed Index, and Time‑to‑Interactive, and how developers can use them to scientifically assess and improve front‑end page performance.

CLSCore Web VitalsLCP
0 likes · 15 min read
Understanding Lighthouse 6.0 Performance Metrics: A Comprehensive Guide to Front-end Page Performance Scoring