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YouTube

How to be Fast - A Look at High Performance Websites

NDC Conferences via YouTube

Overview

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Explore web performance optimization techniques in this conference talk from NDC London 2022. Learn why fast websites are crucial for business success and search engine rankings. Discover best practices and clever optimizations used by high-performing sites to outpace competitors. Dive into topics such as Core Web Vitals, Largest Contentful Paint (LCP), measuring performance with CRUX and Real User Metrics, caching strategies, compression techniques, and image optimization. Examine advanced concepts like Anycast, Head of Line Blocking, HTTP/2 Multiplexing, and TLS 1.3. Gain insights on parallel requests, using the async attribute, and implementing lazy loading for images to enhance website speed and user experience.

Syllabus

Intro
Load Time
Core Web Vitals
Largest Contentful Paint (LCP)
Measuring Performance
CRUX - Chrome User Experience Report
Real User Metrics
Cache Responses
Compression in Real Life
Inline Images
What about multiple locations?
Anycast Example
Head of Line Blocking
Parallel Requests
HTTP/2 Multiplexing
TLS 1.3 - Less Round Trips
Current Support Varies
Use async attribute
Lazy Load Images

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NDC Conferences

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