Measure performance with the RAIL model | Articles | web.dev
Measure performance with the RAIL model Stay organized with collections Save and categorize content based on your preferences. RAIL is a user-centric performance model that provides a structure for thinking about performance. The model breaks down the user's experience into key actions (for example, tap, scroll, load) and helps you define performance goals for each of them. RAIL stands for four di
Overview of CrUX | Chrome UX Report | Chrome for Developers
The Chrome User Experience Report (also known as the Chrome UX Report, or CrUX for short) is a dataset that reflects how real-world Chrome users experience popular destinations on the web. CrUX is the official dataset of the Web Vitals program. All user-centric Core Web Vitals metrics are represented. CrUX data is collected from real browsers around the world, based on certain browser options whic
The Device Memory API | Blog | Chrome for Developers
The range of capabilities of devices that can connect to the web is wider today than it's ever been before. The same web application that's served to a high-end desktop computer may also be served to a low-powered phone, watch, or tablet, and it can be incredibly challenging to create compelling experiences that work seamlessly on any device. The Device Memory API is a new web platform feature aim
First Input Delay (FID) | Articles | web.dev
First Input Delay (FID) Stay organized with collections Save and categorize content based on your preferences. We all know how important it is to make a good first impression. It's important when meeting new people, and it's also important when building experiences on the web. On the web, a good first impression can make the difference between someone becoming a loyal user or them leaving and neve
Performance Optimization
on Google AppEngine
The presentation at GoConference 2018 Spring
DevTools Timeline Viewer
Wanna compare traces? Enter multiple URLs, seperated by commas. Once you select a timerange in one of the traces, the other viewers will automatically zoom to the same size timerange, for easy comparison. Privacy No data is stored by this app; it's clientside only. Visit your Google security permissions if you'd like to revoke authorization. Google Drive Integration (very optional) Once authorized
Lighthouse - Chrome Web Store
Lighthouse is an open-source, automated tool for improving the performance, quality, and correctness of your web apps. Lighthouse is an open-source, automated tool for improving the performance, quality, and correctness of your web apps. When auditing a page, Lighthouse runs a barrage of tests against the page, and then generates a report on how well the page did. From here you can use the failing
Google I/O 2014 - Mobile Web performance auditing
Speaker(s): Paul Lewis Description: Building high performance sites and apps is crucial to your success on the web, and never more so as people start using smartphones as their primary means of internet access. But how can you make sure you're squeezing out every last bit of performance from your projects? In this talk we'll look at the tools you need to succeed and how to integrate them into you
パフォーマンスを測定しボトルネックを特定、Googleが「Resource Timing API」
パフォーマンスを測定しボトルネックを特定、Googleが「Resource Timing API」：CSSやJavaScriptなどの読み込み時間も測定 米グーグルは2013年12月11日、Webページを構成する個々のリソースについて読み込みなどにかかる時間を分析し、ネットワークパフォーマンスの最適化に活用できる「Resource Timing API」を発表した。 米グーグルは2013年12月11日、Webページを構成する個々のリソースについて読み込みなどにかかる時間を分析し、ネットワークパフォーマンスの最適化に活用できる新ツール「Resource Timing API」を発表した。 GoogleではWebページの読み込み時間を1秒以内に抑えることを目標としており、そのためにはアプリケーションの個々の要素について、ページや各リソースの読み込みにかかる時間を測定し、どの部分に時間を取られて
High Performance Networking in Google Chrome - igvita.com
The following is a draft chapter for the upcoming "The Performance of Open Source Applications" (POSA), a sequel to The Architecture of Open Source Applications. POSA is a collection of essays about performance optimization, designing for performance, managing performance as part of a development process, and more. The book will be published in Spring 2013 under a Creative Commons license with roy
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Lighthouse January 2017 update | Blog | Chrome for Developers
https://developers.google.com/web/tools/setup/workspace/setup-devtools
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