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

Dynatrace

Over the years, I have watched and written about online retail and e-commerce IT performance. What I have seen is a maturing of the online retail channels when it comes to delivering customer experiences. This year we saw few, if any, major issues with online retailers. This is where many retailers have matured over the years.

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Performance audit: Lego.com

Speed Curve

We track LEGO.com, along with a handful of other leading ecommerce sites, in our public-facing Retail Benchmarks dashboard , which I encourage you to check out. second mark, the LCP event is prevented from firing for another second. All of the JS files below are requested before the LCP event. Those are already big wins.

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Monitor dynamic application workflows with placeholders and synthetic location context

Dynatrace

Synthetic clickpath monitors are a great way to automatically monitor and benchmark business-critical workflows 24/7. Checking out of a retail site. This is why we introduced JavaScript events to our Synthetic monitor scripts a couple of months ago. For storing data across events (monitor steps), use the api.setValue method.

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

Speed Curve

Jumped into in-person events, and were so happy to catch up with some of you at SmashingConf and performance.now() (You can watch videos of my talk about performance budgets and Andy Davies' talk about third parties.). Your current competitive benchmarks status. Expanded Industry Speed Benchmarks. Lots of new videos!

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Cumulative Layout Shift: What it measures, when it works (and doesn't), and how to use it

Speed Curve

SpeedCurve's Industry Benchmarks dashboard – which tracks the performance of top sites in retail, media, travel, and other industries – is a good place to start. Here are the current US media benchmarks on a fast desktop connection , ranked by CLS score. Learn more about correlation charts here.).

Retail 81
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An Opinionated Guide to Performance Budgets

Speed Curve

Throughout this post I've used examples from our public Industry Benchmarks dashboard , which I'd encourage you to check out so that you can explore these metrics on your own. Here's a cheat sheet of metrics and goals (NOT performance budgets), based on broad benchmarks and Google's recommendations. Is it loading?

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Introducing Page Speed Benchmarks – a new resource for the performance community

Speed Curve

What are some good sites I can use for benchmarking? Page Speed Benchmarks is an interactive dashboard that lets you explore and compare web performance data for leading websites across several industries – from retail to media. Identify sites you can use for your own competitive benchmarking. How awesome is that?!