MachMetrics

FEBRUARY 27, 2020

If you’re not a developer/designer, you may not be familiar with the Chrome DevTools and the extremely powerful Google Lighthouse Audits that can be found inside. However, you have likely used the Web UI that Google uses to allow you to test websites for speed – Google PageSpeed Insights. Best Practices.

Google 82

Google Speed Testing Tools Testing 82

Dynatrace

JANUARY 5, 2022

Our solution to modernize this legacy approach is an approach we call white box testing. In white-box testing, we combine open-source load testing tools such as JMeter with Dynatrace’s observability and analytics capabilities. from other test tools or real users). Test Result Analysis.

Testing 223

Testing Open Source Metrics Infrastructure 223

Dynatrace

MAY 28, 2020

While Google’s SRE Handbook mostly focuses on the production use case for SLIs/SLOs, Keptn is “Shifting-Left” this approach and using SLIs/SLOs to enforce Quality Gates as part of your progressive delivery process. Adding this custom header will be specific to the testing tool you use.

Engineering 195

Engineering Performance Metrics Best Practices 195

Smashing Magazine

DECEMBER 17, 2020

The most beautiful, spectacular site in the world won’t do anyone much good if people can’t find it on Google (or Bing, or DuckDuckGo). Following best practice usually means a better website, more organic traffic, and happier visitors. Google Keyword Planner. Google Trends. Google Mobile-Friendly Test.

Engineering 131

Engineering Google Website Analytics 131

Smashing Magazine

MAY 9, 2022

Plus, they’ve created some more transparency about this, both in documentation and tooling. Similarly from cross-site navigation — think Google search results or the like and then clicking back. 400 pages , jam-packed with in-depth user research and best practices. Didn’t The HTTP Cache Do All That Anyway?

Cache 91

Cache Games Performance Website 91

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 105

Network Servers Cache Traffic 105

Smashing Magazine

JANUARY 11, 2021

Assets Optimizations Brotli, AVIF, WebP, responsive images, AV1, adaptive media loding, video compression, web fonts, Google fonts. Run performance experiments and measure outcomes — both on mobile and on desktop (for example, with Google Analytics ). For each of them, Google recommends a range of acceptable speed goals.

Performance 145

Performance Cache Media Metrics 145