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Measuring Network Performance in Mobile Safari

CSS Wizardry

Google has a pretty tight grip on the tech industry: it makes by far the most popular browser with the best DevTools, and the most popular search engine, which means that web developers spend most of their time in Chrome, most of their visitors are in Chrome, and a lot of their search traffic will be coming from Google. Chrome for iOS?

Network 225
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In Defence of DOM­Content­Loaded

CSS Wizardry

before the app’s key functionality is available, with almost half waiting over 3.5s! Google Analytics Until recently , Google Analytics also surfaces DOMContentLoaded information. Takeaways here are: Only about 10% of Chrome visitors have what Google deem to be a Good DOMContentLoaded. for the vast minority of sessions.

Metrics 326
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Snap: a microkernel approach to host networking

The Morning Paper

Snap: a microkernel approach to host networking Marty et al., This paper describes the networking stack, Snap , that has been running in production at Google for the last three years+. Enter Google! Upgrades are also rolled out progressively across the cluster of course. SOSP’19. It reminds me of ZeroMQ.

Network 92
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Core Web Vitals Tools To Boost Your Web Performance Scores

Smashing Magazine

Essentially, a web vital is a quality standard for UX and web performance set by Google. It measures the web performance of a single page using Google PageSpeed Insights. Network and CPU are throttled for lab data tests for more realistic conditions. The audits can be performed across various devices and network conditions.

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The Performance Inequality Gap, 2024

Alex Russell

It's time once again to update our priors regarding the global device and network situation. This split decision was available via last year's update , but was somewhat buried. seconds on the target device and network profile, consuming 120KiB of critical path resources to become interactive, only 8KiB of which is script.

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Preparing For Interaction To Next Paint, A New Web Core Vital

Smashing Magazine

It’s the newest metric of the bunch and is set to formally be a ranking factor in Google search results beginning in March 2024. The fact that INP is already available in performance reports means we have an opportunity to familiarize ourselves with it today, in advance of its release. Let’s walk through the process.

Traffic 94
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An In-Depth Guide To Measuring Core Web Vitals

Smashing Magazine

Google has announced that from 1st May, they will start to consider “Page Experience” as part of Search ranking , as measured by a set of metrics called Core Web Vitals. even the Google tools like PageSpeed Insights and the Core Web Vitals report in Google Search Console seem to give confusing information. Barry Pollard.

Google 140