CSS - Tricks

JULY 25, 2019

In this article, we uncover how PageSpeed calculates it’s critical speed score. It’s no secret that speed has become a crucial factor in increasing revenue and lowering abandonment rates. Now that Google uses page speed as a ranking factor, many organizations have become laser-focused on performance. Cache-Headers missing?

Google 71

Google Engineering Speed Mobile 71

Alex Russell

MARCH 31, 2022

Browsers will cache tools popular among vocal, leading-edge developers. There's plenty of space for caching most popular frameworks. The best available proxy data also suggests that shared caches would have a minimal positive effect on performance. Browsers now understand the classic shared HTTP cache behaviour as a privacy bug.

Cache 82

Cache Government Traffic Network 82

Jos

JUNE 2, 2018

presented in Google IO 2018 ( source ). At the same time, they open a door to lots of concepts that might be overwhelming: PRPL, RAIL, Paint Timing API, TTI, HTTP/2, Speed Index, Priority Hints and more …. Also, the speed of my internet connection is humongous and I’m close to data centres located in Stockholm and London.

Performance 130

Performance Speed Google Media 130

Scalegrid

DECEMBER 21, 2023

Buckle up as we delve into the world of Redis® monitoring, exploring the most important Redis® metrics, discussing essential tools, and even peering into the future of Redis® performance management. Identifying key Redis® metrics such as latency, CPU usage, and memory metrics is crucial for effective Redis monitoring.

Strategy 130

Strategy Monitoring Latency DevOps 130

Smashing Magazine

NOVEMBER 22, 2021

We deployed these enhancements gradually over time to ensure that our users didn’t experience any disruptions, but instead only a consistent improvement of their site speed. This high rate of growth, coupled with the current scale and diversity of offerings presents a huge challenge when setting out to improve performance.

Website 126

Website Performance Google Media 126

Smashing Magazine

AUGUST 3, 2023

Google’s Core Web Vitals is a set of performance metrics that site owners can use to evaluate performance and diagnose performance issues. These metrics provide a different perspective on user experience: Largest Contentful Paint (LCP) Measures the time it takes for the main content on a webpage to load. One of the key Next.js

Performance 74

Performance Cache Traffic Metrics 74

Dynatrace

AUGUST 30, 2019

A well-established metric we provide is APDEX , which tell us how users are perceiving page load times (time to the first byte, page speed, speed index), errors (JavaScript errors, crashes,) and also factors in the overall user journey (each user interaction) including their environment (browser, geolocation, bandwidth).

Cache 193

Cache Architecture Database Government 193

The Netflix TechBlog

JULY 1, 2019

Some of the metrics we use to measure performance on the Netflix TV app include animation frames per second (FPS), key input responsiveness (the amount of time before a member’s key press renders a change in the UI), video playback speed, and app start-up time. The majority of legacy devices run at 28MB of surface cache.

Cache 166

Cache Design Testing Development 166

Smashing Magazine

NOVEMBER 17, 2022

Web performance refers to the speed at which a website loads, how fast it’s downloaded, and how an app is displayed on the user’s browser. Key user-centric metrics often depend on the size, number, layout, and loading priority of images on the page. Fixes To Common Problems. The Benefits Of Using An Image Service CDN. Conclusion.

Media 105

Media Cache Website Mobile 105

Speed Curve

FEBRUARY 25, 2024

Individual pages can be spot checked via the CrUX API or tools such as Page Speed Insights But as Cliff's already covered in How to find (and fix!) Guest profiles also start with empty caches, empty cookie stores, empty browser storage, etc. You might also notice Chrome Canary doubles up some Long Tasks in the Profile, too.) >

Analytics 92

Analytics Processing Google Mobile 92

Speed Curve

DECEMBER 6, 2023

At a glance you can see: The status of the deploy The status of your performance budgets (if you have created budgets) An aggregate metric for all of the URLs tested in the deploy (set to Largest Contentful Paint by default) Clicking on any deployment in the list brings up your Deployment Details dashboard.

Cache 57

Cache Retail Testing Code 57

John McCalpin

APRIL 2, 2020

This was a keynote presentation at the “2nd International Workshop on Performance Modeling: Methods and Applications” (PMMA16), June 23, 2016, Frankfurt, Germany (in conjunction with ISC16 ). This data is from the 2007 presentation.

Benchmarking 59

Benchmarking Performance Latency Architecture 59

Smashing Magazine

JANUARY 16, 2023

Largest Contentful Paint (or LCP) is one of three metrics of the Core Web Vitals. These metrics are used by Google to evaluate the quality of user experience. The images used in the article’s Codepen demonstrations will be integrated with TwicPics to save time in their creation and speed up the optimization of the LCP metric.

Media 104

Media Mobile Website Metrics 104

Tim Kadlec

MARCH 19, 2018

How well does AMP perform when the library is served using the AMP cache? On a simulated 3G connection, the Scientas AMP article presents you with a blank white screen for 3.3 Since the foundation is HTML, CSS, and JS, you can absolutely build a document using the AMP library without using the Google AMP Cache. Speed Index.

Cache 79

Cache Google Speed Metrics 79

Alex Russell

MARCH 6, 2021

The scale of the effect can be deeply situational or hard to suss out without solid metrics. A then-representative $200USD device had 4-8 slow (in-order, low-cache) cores, ~2GiB of RAM, and relatively slow MLC NAND flash storage. Recall that single-core performance most directly translates into speed on the web. " package.

Performance 124

Performance Network Cache Metrics 124

SQL Server According to Bob

JANUARY 11, 2020

​​ Because Microsoft must respond to changing market conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft cannot guarantee the accuracy of any information presented after the date of publication. This cache is often supported by a battery-powered backup facility.

Servers 40

Servers Cache Media Hardware 40

Speed Curve

DECEMBER 25, 2013

Ilya Grigorik’s recent Velocity conference presentation explored the browser's critical rendering path and highlighted exactly what it takes to deliver a mobile page within one second. All CMS's should be offering this level of image manipulation and caching.

Performance 60

Performance Mobile Website Benchmarking 60

Smashing Magazine

AUGUST 22, 2021

A Primer on Speed. Discussing performance and “speed” can quickly get complex, because many underlying aspects contribute to a web-page loading “slowly”. It is physically limited by the speed of light or, practically, how fast signals can travel in wires or in the open air. also “only” take two round trips ((b) is rarely shown).

Performance 105

Performance Network Latency Servers 105

SQL Performance

MARCH 8, 2021

This uses hardware, typically a crystal oscillator, that produces ticks at a very high constant rate regardless of processor speed, power settings, or anything of that nature. Total elapsed time is 933ms with 6,673ms of CPU time with a warm cache. How row mode metrics are collected. Mixed execution mode plans.

Servers 95

Servers Tuning Architecture Processing 95

Smashing Magazine

AUGUST 9, 2022

It can be measured based on real data from users visiting your sites ( field metric ) or in a lab environment ( lab metric ). In fact, several user-centric metrics are used to quantify web vitals. While most of the tools covered below only rely on field metrics, others use a mix of both field and lab metrics.

Performance 130

Performance Benchmarking Website Metrics 130

Smashing Magazine

APRIL 29, 2021

Largest Contentful Paint (LCP) is a Core Web Vitals metric that measures when the largest contentful element (images, text) in a user’s viewport, such as one of these images, becomes visible. Cumulative Layout Shift (CLS, a Core Web Vitals metric) measures the instability of content. Lighthouse. Large preview ). Large preview ).

Media 145

Media Network Metrics Mobile 145

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

Smashing Magazine

JANUARY 6, 2020

Getting Ready: Planning And Metrics. Getting Ready: Planning And Metrics. You need a business stakeholder buy-in, and to get it, you need to establish a case study, or a proof of concept using the Performance API on how speed benefits metrics and Key Performance Indicators ( KPIs ) they care about. Table Of Contents.

Performance 145

Performance Cache Network Metrics 145

Smashing Magazine

JANUARY 7, 2019

Getting Ready: Planning And Metrics. Getting Ready: Planning And Metrics. You need a business stakeholder buy-in, and to get it, you need to establish a case study on how speed benefits metrics and Key Performance Indicators ( KPIs ) they care about. Table Of Contents. Setting Realistic Goals. Defining The Environment.

Performance 103

Performance Cache Metrics Network 103