CSS Wizardry

MAY 19, 2020

Their ability to serve the tiniest possible font files tailored to specific user agents and platforms is amazing, and with such a huge, freely-available library served from Google-grade CDNs… I definitely see why people continue to turn to it. pic.twitter.com/k6obyVZGZP — Harry Roberts (@csswizardry) 11 May, 2020.

Google 364

Google Media Latency Metrics 364

CSS - Tricks

MARCH 16, 2020

Google Lighthouse is one of the best-automated tools available on a web developer's utility belt. Along with other general diagnostics and web performance metrics, a really useful feature of the report is that each of the key areas is aggregated into color-coded scores between 0-100. But first, for the uninitiated. Let’s find out how.

Google 82

Google Latency Website Metrics 82

Smashing Magazine

MARCH 25, 2021

However, having a performance budget as a standalone metric might not be of much help. Anyone with a web presence would appreciate the relationship between the effect of various performance measures on business metrics. There are also other options available. Large preview ). Business Performance. Serve the right format.

Media 117

Media Performance Mobile Latency 117

Smashing Magazine

AUGUST 3, 2023

It was only in 2020, though, that Google shared its concept of Core Web Vitals and how it impacts SEO efforts. Google’s Core Web Vitals is a set of performance metrics that site owners can use to evaluate performance and diagnose performance issues. Core Web Vital metrics definitions. Bookaway site search. One of the key Next.js

Performance 74

Performance Cache Traffic Metrics 74

Alex Russell

MARCH 6, 2021

The scale of the effect can be deeply situational or hard to suss out without solid metrics. Since then, the metrics conversation has moved forward significantly, culminating in Core Web Vitals , reported via the Chrome User Experience Report to reflect the real-world experiences of users. Modern network performance and availability.

Performance 124

Performance Network Cache Metrics 124

Percona

SEPTEMBER 1, 2023

This post was originally published in June 2020 and was updated in September 2023. This results in expedited query execution, reduced resource utilization, and more efficient exploitation of the available hardware resources. MySQL relies heavily on the availability of hardware resources to perform at its best.

Tuning 52

Tuning Database Performance Hardware 52

Smashing Magazine

MAY 20, 2020

2020-05-20T10:30:00+00:00. 2020-05-20T13:37:03+00:00. Which metrics should I use?” Which values of these metrics are acceptable?”. From my perspective, it’s a good idea to use the size of the library in kilobytes as a metric for the npm package. For the site, I would consider Time To First Byte (TTFB) as a metric.

Performance 98

Performance Metrics Best Practices Code 98

Smashing Magazine

JANUARY 11, 2021

LogRocket tracks key metrics, incl. Getting Ready: Planning And Metrics Performance culture, Core Web Vitals, performance profiles, CrUX, Lighthouse, FID, TTI, CLS, devices. Getting Ready: Planning And Metrics. DOM complete, time to first byte, first input delay, client CPU and memory usage. Get a free trial of LogRocket today.

Performance 145

Performance Cache Media Metrics 145

The Netflix TechBlog

JUNE 14, 2023

By the summer of 2020, many UI engineers were ready to move to GraphQL. So, we relied on higher-level metrics-based testing: AB Testing and Sticky Canaries. To determine customer impact, we could compare various metrics such as error rates, latencies, and time to render. Tool: Replay Testing — Validation at Scale!

Traffic 353

Traffic Latency Cache Metrics 353

Adrian Cockcroft

MARCH 17, 2020

Picture taken by Adrian March 17, 2020 A resilient system continues to operate successfully in the presence of failures. The criticality and potential cost of each failure mode is context dependent, and drives the available time and budget for prioritized mitigation plans. Memorial at Hawaiian native burial ground, Kapalua, Maui.

Healthcare 52

Healthcare Government Airlines Systems 52

Alex Russell

JUNE 20, 2020

This matters because it is the corpus of attractive content uniquely available through a meta-platform that convinces users to adopt its runtime, and no platform developer can afford to build enough content to be compelling on their own. 86 06:16 PM · Jun 21, 2020. But not every application can make the leap.

Hardware 55

Hardware Games Java Media 55

Alex Russell

JULY 14, 2021

iOS gained browser support in late 2020 (a dozen years late) via an Entitlement. [4] This reduces friction and commensurately increases "engagement" metrics. [6]. No documentation is available for third-party web developers from any of the largest WebView IAB (ab)users. How can that be?

Google 121

Google Mobile Engineering Internet 121

The Netflix TechBlog

NOVEMBER 2, 2020

The computation is done as a first step so that it is available for the rest of the request lifecycle. Those two metrics are approximate indicators of failures and latency. When the threshold percentage for one of these two metrics is crossed, we reduce load on the service by throttling traffic.

Traffic 252

Traffic Metrics Infrastructure Architecture 252

Smashing Magazine

SEPTEMBER 6, 2021

Finally, not inlining resources has an added latency cost because the file needs to be requested. I would personally recommend using Cloudflare or Fastly because they have been intimately involved in the standardization process and will have the most advanced and well-tuned implementations available. Clients and QUIC Discovery.

Network 104

Network Servers Cache Traffic 104

Smashing Magazine

SEPTEMBER 29, 2021

Key user-centric metrics often depend on the size, number, layout, and loading priority of images on the page. Smaller file size directly impacts the Largest contentful Paint (LCP) metric for the page as image resources needed by the page get loaded faster. A tl;dr of recommendations can be found below. AVIF Tooling And Support.

Open Source 144

Open Source Speed Website Google 144