article thumbnail

Black Friday traffic exposes gaps in observability strategies

Dynatrace

What’s the problem with Black Friday traffic? But that’s difficult when Black Friday traffic brings overwhelming and unpredictable peak loads to retailer websites and exposes the weakest points in a company’s infrastructure, threatening application performance and user experience. Dynatrace news.

Traffic 191
article thumbnail

How To Monitor And Optimize Google Core Web Vitals

Smashing Magazine

There are three web vitals metrics Google uses to measure different aspects of website performance: Largest Contentful Paint (LCP), Cumulative Layout Shift (CLS), Interaction to Next Paint (INP). However, LCP doesn’t track a purely technical page load milestone like the JavaScript Load Event. What Are Core Web Vitals?

Google 107
Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Trending Sources

article thumbnail

How To Use Google CrUX To Analyze And Compare The Performance Of JS Frameworks

Smashing Magazine

In particular, the increase in the amount of downloaded JavaScript can have a direct impact on website performance. And there are other aspects of framework usage that can impact performance as well. Moreover, larger organizations can afford to spend more on infrastructure that is optimized for performance.

Google 129
article thumbnail

Thinking About Power Usage and Websites

CSS - Tricks

making a network request over and over) rather than something event-based like web sockets? We know that CDNs are good for performance too. In that way, just as good performance generally maps to less energy consumption, I’d bet that adhering to the rule of least power generally maps to less energy consumption as well.

Website 97
article thumbnail

The psychology of site speed and human happiness

Speed Curve

It's important to remind ourselves that application performance is just one part of the greater world. Our everyday lives are filled with events – from sitting in traffic to standing in line at the grocery store – that challenge our need for flow.

Speed 133
article thumbnail

An In-Depth Guide To Measuring Core Web Vitals

Smashing Magazine

This is applicable to pages that receive little to no traffic, so small sites without field data don’t need to be worried. ga('send', 'event', { eventCategory: 'Web Vitals', eventAction: name, // The `id` value will be unique to the current page load. delta * 1000 : delta), // Use a non-interaction event to avoid affecting bounce rate.

Google 141
article thumbnail

Front-End Performance Checklist 2021

Smashing Magazine

CrUX generates an overview of performance distributions over time, with traffic collected from Google Chrome users. Just when you need to make a case for performance to drive your point across: UX Speed Calculator visualizes an impact of performance on bounce rates, conversion and total revenue — based on real data.