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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.

Retail 212
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Industry page speed benchmarks (March 2022)

Speed Curve

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 – over the past year. Scroll down to the bottom of this post for more testing details.). The Guardian ( view desktop test results ).

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Performance audit: Lego.com

Speed Curve

Background For this performance audit, I looked at this synthetic test for the LEGO.com home page. (We 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. Let's dig deeper. seconds, LCP lags at 3.96 Those are already big wins.

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

Speed Curve

Expanded our test agent locations to bring you even more places to test from worldwide. 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.). Lots of new videos!

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A Day in the Life of an Experimentation and Causal Inference Scientist @ Netflix

The Netflix TechBlog

Our quasi-experimentation helps us constantly improve our streaming experience, giving our members fewer buffers and ever better video quality. We use A/B tests to introduce new product features, such as our daily Top 10 row that help our members discover their next favorite show. Learning through data is in Netflix’s DNA.

Analytics 207
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NEW: Compare ALL the things!

Speed Curve

While you've always had the ability to do this in SpeedCurve, we recently added new functionality that makes it much easier for you to bookmark and compare different Synthetic tests in your test history. Along the way, we've also made it much more intuitive for you to drill down into your detailed Synthetic test results.

Metrics 61
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An Opinionated Guide to Performance Budgets

Speed Curve

You can then configure your monitoring tools to send you alerts – or even break the build, if you're testing in your staging environment – when your budgets are violated. The easiest way to do this is to look at rendering filmstrips in your synthetic test data. The tricky part comes when you try to put them into practice.