MachMetrics

SEPTEMBER 22, 2020

Let’s add in some metrics ( click here if you need a refresher on these ): Time to First Byte (TTFB): 0.47s First Contentful Paint: 0.7s Look again at the metrics above. You can check out a comparison of their hosting to Walmart.com here. Time to Interactive (TTI): 6.2s Total Blocking Time: 2.2s Page Complete Time: 8.6s.

Retail 82

Retail Speed Website Google 82

Smashing Magazine

JANUARY 11, 2021

LogRocket tracks key metrics, incl. Getting Ready: Planning And Metrics Performance culture, Core Web Vitals, performance profiles, CrUX, Lighthouse, FID, TTI, CLS, devices. Assets Optimizations Brotli, AVIF, WebP, responsive images, AV1, adaptive media loding, video compression, web fonts, Google fonts. Table Of Contents.

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

APRIL 11, 2022

Loading experience is crucial to the user’s first impression and overall usability, so Google defined Largest Contentful Paint (LCP) metric to measure how quickly the main content loads and is displayed to the user. We can run Lighthouse test to check the metrics and use this data for comparison. Without priority hints.

Media 69

Media Tuning Metrics Google 69

CSS - Tricks

DECEMBER 23, 2020

Lighthouse is a free and open-source tool for assessing your website’s performance, accessibility, progressive web app metrics, SEO, and more. It is a suite of tools that help you identify the impact of specific code changes on you site not just performance-wise, but in terms of SEO, accessibility, offline support, and other best practices.

Performance 78

Performance Storage Servers Virtualization 78

Smashing Magazine

APRIL 29, 2021

It’s an initiative by Google to share unified guidance for quality signals that can be key to delivering a great user experience on the web. CWV is part of a set of page experience signals Google Search will be evaluating for ranking. Cumulative Layout Shift (CLS, a Core Web Vitals metric) measures the instability of content.

Media 145

Media Network Metrics Mobile 145

Smashing Magazine

JANUARY 6, 2020

Getting Ready: Planning And Metrics. Getting Ready: Planning And Metrics. You need a business stakeholder buy-in, and to get it, you need to establish a case study, or a proof of concept using the Performance API on how speed benefits metrics and Key Performance Indicators ( KPIs ) they care about. Table Of Contents. Quick Wins.

Performance 145

Performance Cache Network Metrics 145

Smashing Magazine

JANUARY 7, 2019

Getting Ready: Planning And Metrics. Getting Ready: Planning And Metrics. You need a business stakeholder buy-in, and to get it, you need to establish a case study on how speed benefits metrics and Key Performance Indicators ( KPIs ) they care about. Table Of Contents. Setting Realistic Goals. Defining The Environment.

Performance 103

Performance Cache Metrics Network 103

Speed Curve

DECEMBER 25, 2013

Recently Grigorik has been championing this approach and the Google Pagespeed Insight rules have been updated to reflect this best practice with recommendations on how to reduce the size of "above the fold" content. It’s a new image format developed by Google that’s 30-40% smaller than a jpeg.

Performance 60

Performance Mobile Website Benchmarking 60

Sutter's Mill

MARCH 11, 2024

In that context, I’ll focus on C++ and try to: highlight what needs attention (what C++’s problem “is”), and how we can get there by building on solutions already underway; address some common misconceptions (what C++’s problem “isn’t”), including practical considerations of MSLs; and leave a call to action for programmers using all languages.

C++ 139

C++ Programming Code Java 139

Smashing Magazine

SEPTEMBER 6, 2021

You would, however, be hard-pressed even today to find a good article that details the nuanced best practices. This is because, as I stated in the introduction to part 1 , much of the early HTTP/2 content was overly optimistic about how well it would work in practice, and some of it, quite frankly, had major mistakes and bad advice.

Network 104

Network Servers Cache Traffic 104

Smashing Magazine

AUGUST 22, 2021

For web-page loading, this slow-start approach can also affect metrics such as the first contentful paint, because only a small amount of data (tens of to a few hundred KB) can be transferred in the first few round trips. Initial tests by Google , for example, show low percentage improvements for its use cases. What does it all mean?

Performance 105

Performance Network Latency Servers 105

Smashing Magazine

AUGUST 9, 2021

HTTP/2 versus HTTP/3 protocol stack comparison ( Large preview ). It combines decades of deployment experience and best practices of TCP with some core new features. While the first Google-specific versions of QUIC used a custom set-up for this, standardized QUIC uses the existing TLS 1.3 itself directly.

Transportation 145

Transportation Internet Internet Network 145

Smashing Magazine

SEPTEMBER 29, 2021

Key user-centric metrics often depend on the size, number, layout, and loading priority of images on the page. Smaller file size directly impacts the Largest contentful Paint (LCP) metric for the page as image resources needed by the page get loaded faster. See the Pen [Image format comparison 2]([link] by Addy Osmani.

Open Source 144

Open Source Speed Website Google 144