The Netflix TechBlog

MARCH 5, 2019

This operational component places some cognitive load on our engineers, requiring them to develop deep understanding of telemetry and alerting systems, capacity provisioning process, security and reliability best practices, and a vast amount of informal knowledge about the cloud infrastructure.

Infrastructure 182

Infrastructure Cloud Scalability AWS 182

Speed Curve

FEBRUARY 15, 2021

Google Lighthouse is an open-source tool that checks your page against rules for Performance, PWA, Accessibility, Best Practice, and SEO. > Speed Index (Synthetic). Speed Index was an important metric when it first came out several years ago. Hat tip to Harry Roberts for this best practice.)

Performance 134

Performance Metrics Benchmarking Google 134

Smashing Magazine

MAY 9, 2022

You can also disable the Back/Forward Cache in Chrome at chrome://flags/#back-forward-cache if you want to experiment more, but the above steps should hopefully be a sufficient enough test to give a rough feel for the potential speed gains. 400 pages , jam-packed with in-depth user research and best practices.

Cache 91

Cache Games Performance Website 91

Speed Curve

JANUARY 7, 2020

Harry Roberts did an eye-opening talk called From Milliseconds to Millions , in which he shared practical wisdom gleaned from his experience as a performance consultant for some of the biggest sites in the world. MORE: Performance culture tips and best practices. Reduce gatekeeping. Increase investment from the business.

Performance 85

Performance Best Practices Metrics Monitoring 85

Smashing Magazine

AUGUST 3, 2023

Largest Contentful Paint (LCP) LCP measures the perceived load speed of a webpage from a user’s perspective. Each stage has its unique challenges and potential pitfalls, as other case studies show. Meet Image Optimization , Addy Osmani’s new practical guide to optimizing and delivering high-quality images on the web.

Performance 74

Performance Cache Traffic Metrics 74

KeyCDN

AUGUST 29, 2019

Running speed tests with tools like Google PageSpeed Insights , WebPageTest , or KeyCDN’s Website Speed Test are always a good way to help gauge your website’s performance. Why Care About Page Speed? There are a multitude of reasons why you should care about page speed. A site which loads in 2.6

Google 103

Google Cache Speed Analytics 103

Smashing Magazine

JUNE 1, 2022

These services use requests to external hosts (not servers you control) to deliver JavaScript framework libraries, custom fonts, advertising content, marketing analytics trackers, and more. The most popular, by far, is the Google Lighthouse report (available in Chrome Developer Tools) and Google’s Page Speed Insights.

Website 131

Website Design Network Best Practices 131