Smashing Magazine

OCTOBER 31, 2023

The linked-up explainer provides more details, from how scores are weighted to why scores may fluctuate between test runs. Why do we need Lighthouse at all when Google also offers similar reports in PageSpeed Insights (PSI)? Large preview ) Did you notice that the Performance score in Lighthouse is different from that PSI screenshot?

Speed 97

Speed Google Website Metrics 97

Testsigma

JANUARY 29, 2021

The rise of mobile internet usage is evident across developed economies as well as developing ones (India, Bangladesh, etc.)[3]. Globally, consumers are preferring their mobile phones for performing activities (e.g. that require internet connectivity. Here are major reasons to focus on mobile testing of your web product: 1.

Website 98

Website Mobile Testing Strategy 98

Testsigma

MARCH 23, 2021

We don’t even need a moment to gather which operating system is the most used one. And, precisely due to this diversity, the need for testing on many devices is paramount. As of September 2020, Statista reports that around 30,40,000 apps are available on Google Playstore. Why Is Android Device Testing Important?

Testing 52

Testing Mobile Testing Tools Strategy 52

Adrian Cockcroft

JUNE 21, 2022

I had to setup a week of talks by all the relevant product teams, with a hundred or so of the most experienced systems engineers from all over the world as an audience. We had specializations in hardware, operating systems, databases, graphics, etc.

Tuning 52

Tuning Benchmarking Engineering C++ 52

Speed Curve

SEPTEMBER 25, 2018

The aim of almost any performance optimisation on the web is to improve the user experience. The folk at Google have been pushing this sentiment with a focus on user-centric performance metrics , which aim to answer four questions about users’ experiences: Is it happening? What are paint timing metrics? Doing the analysis.

Metrics 49

Metrics Performance Testing Testing Internet 49

Smashing Magazine

JANUARY 7, 2019

Note: based on research by Patrick Meenan and Andy Davies, HTTP/2 is effectively broken on many CDNs , so we shouldn’t be too optimistic about the performance boost there. In 2015, Google introduced Brotli , a new open-source lossless data format, which is now supported in all modern browsers. Assets Optimizations.

Performance 103

Performance Cache Metrics Network 103