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2023 Black Friday and Cyber Monday retail and e-commerce IT performance observations

Dynatrace

What was once an onslaught of consumer traffic between Black Friday and Cyber Monday has turned into a weeklong event, with most retailers offering deals well ahead of Black Friday. Social media was relatively quiet, and as always, the Dynatrace Insights team was benchmarking key retailer home pages from mobile and desktop perspectives.

Retail 221
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2022 in review: New dashboards, Core Web Vitals enhancements, third-party tracking & more!

Speed Curve

Your current competitive benchmarks status. Evaluate CDN performance by exploring the impact of time-of-day traffic patterns. Fixing high-traffic but poor-performing areas of your site will help lift your overall metrics. Expanded Industry Speed Benchmarks. The current status of your performance budgets.

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Why you need to know your site's performance poverty line (and how to find it)

Speed Curve

Background For this new investigation, I selected four sites that experience a significant amount of user traffic. Poverty lines emerged for both Start Render and Largest Contentful Paint I expected the results for Start Render, as it's been around as a page speed metric for many years, and has been proven to correlate to business metrics.

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The State Of Mobile And Why Mobile Web Testing Matters

Smashing Magazine

These days, with mobile traffic accounting for over 50% of web traffic , it’s fair to assume that the very first encounter of your prospect customers with your brand will happen on a mobile device. A performance benchmark Lighthouse is well-known. It provides a comprehensive support of media queries (e.g. Large preview ).

Mobile 133
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Optimizing Video For Size And Quality

Smashing Magazine

A video with large dimensions or a high bitrate will take longer to download and will require a higher speed network to play back smoothly. Once the page is loaded, we can move to the Network tab, and filter by “media” to see all the video files: Filtering resources by 'Media' in DevTools. There is a solution though!

Network 143
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Why you need to know your site's performance plateau (and how to find it)

Speed Curve

Background For this new investigation, I selected four sites that experience a significant amount of user traffic. Plateaus emerged for both Start Render and Largest Contentful Paint I expected the results for Start Render, as it's been around as a page speed metric for many years, and has been proven to correlate to business metrics.

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Front-End Performance Checklist 2021

Smashing Magazine

Assets Optimizations Brotli, AVIF, WebP, responsive images, AV1, adaptive media loding, video compression, web fonts, Google fonts. Note : If you use Page Speed Insights or Page Speed Insights API (no, it isn’t deprecated!), Site speed topography , with key metrics represented for key pages on the site. Large preview ).