Smashing Magazine

FEBRUARY 12, 2025

Thats why the Time to First Byte (TTFB) metric is important: it measures how soon after navigation the browser starts receiving the HTML response. But actually, theres a lot more to optimizing this metric. What Components Make Up The Time To First Byte Metric? TTFB stands for Time to First Byte. But where does it measure from ?

Servers 78

Servers Latency Cache Website 78

Smashing Magazine

DECEMBER 7, 2023

If you’re reading this before March 2024 and fire up your favorite performance monitoring tool, you’re going to to get a Core Web Vitals report like this one pulled from PageSpeed Insights: ( Large preview ) You’re likely used to seeing most of these metrics. INP will officially replace FID when it becomes an official Core Web Vital metric.

Traffic 114

Traffic Metrics Google Website 114

Smashing Magazine

JUNE 2, 2021

Looking briefly at the other two Core Web Vitals, Largest Contentful Paint (LCP) does exactly as its name suggests and is more of a twist on previous loading metrics that measures how quickly the page loads. That’s not to say solving issues with these two metrics are easy, but they are reasonably well-understood problems.

Media 130

Media Metrics Website Google 130

Smashing Magazine

FEBRUARY 27, 2024

If you haven’t heard, INP is replacing the First Input Delay (FID) metric, something you can read all about here on Smashing Magazine as a guide to prepare for the change. We can use it to report the load time of elements on the page, even going so far as to report on Core Web Vitals metrics in real time.

Performance 115

Performance Metrics Monitoring Google 115

Smashing Magazine

MARCH 7, 2022

Approximately two-thirds of Indian mobile Chrome users of Smashing Magazine have this setting turned on, for example. For Smashing Magazine, that involved dropping some of our web fonts. And if your RUM library of choice is not tracking these metrics, then maybe suggest that they do to benefit you and their other users.

Website 120

Website Media Mobile Network 120

Smashing Magazine

MARCH 2, 2021

However, there are quite a few high-profile case studies exploring the impact of mobile optimization on key business metrics. Driving Business Metrics. Testing the Smashing Magazine website on different devices. One of the famous examples is Flipkart , India’s largest e-commerce website. LT Browser in action. Large preview ).

Mobile 142

Mobile Testing Website Benchmarking 142

Smashing Magazine

OCTOBER 31, 2023

But do you know how Lighthouse calculates performance metrics like First Contentful Paint (FCP), Total Blocking Time (TBT), and Cumulative Layout Shift (CLS)? Still, there’s nothing in there to tell us about the data Lighthouse is using to evaluate metrics. But it comes with caveats. So why use lab data at all?

Speed 117

Speed Google Website Metrics 117

Smashing Magazine

APRIL 19, 2021

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. The Core Web Vitals are a set of three metrics designed to measure the “core” experience of whether a website feels fast or slow to the users, and so gives a good experience.

Google 143

Google Metrics Mobile Analytics 143

Smashing Magazine

APRIL 16, 2024

There are three web vitals metrics Google uses to measure different aspects of website performance: Largest Contentful Paint (LCP), Cumulative Layout Shift (CLS), Interaction to Next Paint (INP). Large preview ) Largest Contentful Paint (LCP) The Largest Contentful Paint metric is the closest thing to a traditional load time measurement.

Google 124

Google Monitoring Website Speed 124

SQL Performance

JANUARY 23, 2020

Tom Davidson, Opening Microsoft's Performance-Tuning Toolbox SQL Server Pro Magazine, December 2003. When used in combination with resource metrics, waits can be valuable for assessing certain performance characteristics of the workload and aid in steering tuning efforts.

Tuning 115

Tuning Servers Monitoring Hardware 115

Smashing Magazine

MARCH 6, 2025

The Four LCP Subparts LCP subparts split the Largest Contentful Paint metric into four different components: Time to First Byte (TTFB) : How quickly the server responds to the document request. Expand the Largest Contentful Paint metric to see subparts and other details related to your LCP score. Its not (yet?)

Website 59

Website Google Speed Metrics 59

Smashing Magazine

MAY 12, 2022

In particular, the collected measurements include the three Core Web Vitals metrics measured for each session. In recent years, these metrics have become the cornerstone of modern Web performance analysis: Largest Contentful Paint (LCP) , First Input Delay (FID) , Cumulative Layout Shift (CLS). Analyzing Per Metric.

Google 136

Google Performance Website Mobile 136

Smashing Magazine

AUGUST 10, 2023

In fact, there’s great tooling right under the hood of most browsers in DevTools that can do many things that a tried-and-true service like WebPageTest offers, complete with recommendations for improving specific metrics. Certain tools are designed for certain metrics with certain assumptions that produce certain results.

Speed 85

Speed Monitoring Testing Network 85

Smashing Magazine

NOVEMBER 22, 2021

Better tooling and metrics standardization. Moreover, the industry has primarily standardized on Google’s Core Web Vitals (CWV) performance metrics, and monitoring them is now integrated into services such as the Google Search Console. But which metrics should be measured in order to determine website performance?

Website 141

Website Performance Google Website Performance 141

Rigor

JUNE 12, 2019

When talking to an executive, she explains, you have to bear in mind that they may not understand the language of performance metrics. You need to find your 'Rosetta Stone' to translate the language of performance metrics for others in your organization. I used my expertise to educate people about metrics,” says Gringaus.

Performance 72

Performance Social Media Internet Internet 72

Smashing Magazine

NOVEMBER 17, 2022

Webpage performance test report for the Smashing Magazine website. Images are crucial elements for performance and UX, and data extracted from Core Web Vitals metrics such as Largest Contentful Paint , which attempts to identify the most important piece of the above-the-fold content on a given page, proves this. Large preview ).

Media 125

Media Cache Website Mobile 125

Smashing Magazine

AUGUST 15, 2023

So noticeable, in fact, that Core Web Vitals has a metric all about it called Largest Contentful Paint (LCP). This metric measures the time it takes, in seconds, to render the largest image or text block that is visible on the initial load. We should learn common metrics , such as Time to First Byte, LCP, and other web vitals.

Media 77

Media Metrics Mobile Best Practices 77

Smashing Magazine

AUGUST 19, 2022

Doing this also adds to the good user experience metric, as it prevents the user from looking for a link or a button that takes them back to the login page. Further Reading On Smashing Magazine. “ Final Thoughts. There is a lot of information about the best practices and awesome password-reset design patterns out there.

Processing 125

Processing Availability Best Practices Open Source 125

Abhishek Tiwari

SEPTEMBER 15, 2024

This approach worked well in the era of traditional media - newspapers, magazines, and broadcast news. For audience data, the system incorporates metrics such as readership, viewership, or social media engagement. The system also considers social media metrics, such as shares, likes, and comments.

Social Media 52

Social Media Media Government Metrics 52

Smashing Magazine

MAY 17, 2021

There are three Core Web Vitals metrics that Google will use to help rank sites in their upcoming search algorithm update. Chrome is set up to track these metrics across all logged-in Chrome users, and sends anonymous statistics summarizing a customer’s experience on a site back to Google for evaluation. Large preview ).

Google 111

Google Analytics Serverless Metrics 111

Smashing Magazine

OCTOBER 27, 2021

The AOI will determine what areas you will calculate metrics for. The metrics and how they will be shown depending on the eye-tracking tool you choose. After defining assumptions you select the essential metrics to track and measure whether your assumptions indeed reflect the users’ behavior.

Mobile 128

Mobile Website Hardware Social Media 128

Smashing Magazine

OCTOBER 18, 2021

There are many key performance indicators (KPI) that measure different points during the lifecycle of the web page (such as TTFB, domInteractive and onload ), but these metrics don’t reflect how the end-user experiences the page. We found out user-centric performance metrics to be the perfect fit for this purpose.

Website 120

Website Google Metrics Testing Tools 120

Smashing Magazine

OCTOBER 29, 2018

The Server-Timing header can take multiple metrics separated by commas: Server-Timing: metric, metric, metric. Each metric can specify three possible properties. A short name for the metric (such as db in our example). metrics[] = $output; } } return implode($metrics, ', '); } }.

Servers 89

Servers Performance Metrics Database 89

Speed Curve

OCTOBER 19, 2015

The idea is to identify your performance goals and track the metrics that help you achieve your goals. Benchmark a variety of metrics and choose a target of 20% faster or less resources. In the chart below, we can see why Smashing Magazine is so much faster - they're simply delivering a lot less JavaScript.

Performance 45

Performance Benchmarking Metrics Media 45

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

MAY 16, 2022

The header is constructed via a name with an optional description and/or metric value. Web browsers expose a global Performance Timeline API to inspect details about specific metrics/events that have happened during the page lifecycle. Any server or proxy can add this header to the request to provide inspectable data.

Servers 111

Servers Monitoring Cache Network 111

Smashing Magazine

MAY 5, 2021

Meet “ Web Vitals ”, but in particular, meet LCP (Largest Contentful Paint): “Largest Contentful Paint (LCP) is an important, user-centric metric for measuring perceived load speed because it marks the point in the page load timeline when the page’s main content has likely loaded — a fast LCP helps reassure the user that the page is useful.”.

Google 113

Google Servers Architecture Speed 113

Smashing Magazine

MAY 9, 2022

seconds — the best number Smashing Magazine has ever seen since the Core Web Vitals initiative was launched. When investigating the impact on your site look at all available metrics for any improvement. all the way down to 1.7

Cache 106

Cache Games Performance Website 106

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. Performance budget, as used on performance monitoring tools, such as SpeedCurve. Large preview ).

Media 122

Media Performance Mobile Latency 122

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 120

Media Mobile Website Metrics 120

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 78

Performance Cache Traffic Metrics 78

Smashing Magazine

OCTOBER 19, 2021

And that sort of segues into the metrics portion of cams, right, is what are the things that we are tracking in our systems to know that they are operating efficiently? And one of the common sort of pitfalls of metrics is we look for errors instead of verifying success. Jeff: Absolutely. Let’s see if the alert clears. .”

DevOps 102

DevOps Metrics Systems Design 102

Smashing Magazine

JUNE 10, 2021

It provides standard metrics such as page weight and request count and analyzes your HTML, CSS, and JavaScript. If you’re looking for an extensive overview of how well your site is structured, give Yellow Lab a try. The number of included performance tests and checks is outstanding!

Website 109

Website Cache Best Practices Network 109

Smashing Magazine

DECEMBER 17, 2020

Prioritizing Metrics Online metrics are almost limitless. Just following a handful of reputable Twitter accounts and listening to a podcast or two a month will go a long way. A Smashing Guide To The World Of Search Engine Optimization. Setting Realistic Goals. Like, literally. They just won’t stop.

Engineering 135

Engineering Google Website Mobile 135

Tim Kadlec

SEPTEMBER 30, 2015

Improved performance metrics have shifted the discussion to more experience-based optimizations such as optimizing for the critical path. My first few sites were simple (and ugly) things I put together using Notepad and an FTP client while teaching myself HTML using a little magazine I bought. We have the shift to ECMAScript 6.

Technology 53

Technology Technology Latency Design 53

Smashing Magazine

APRIL 29, 2022

Performance needs to be built in starting at the code level, and user-centric metrics like time to interactive (TTI), total blocking time (TBT), and first input delay (FID) help you gauge how fast a website is. This is why performance is crucial when building websites. The JavaScript Tax.

Website 98

Website Google Open Source Mobile 98

Smashing Magazine

MARCH 6, 2025

The Four LCP Subparts LCP subparts split the Largest Contentful Paint metric into four different components: Time to First Byte (TTFB) : How quickly the server responds to the document request. Expand the Largest Contentful Paint metric to see subparts and other details related to your LCP score. Its not (yet?)

Website 62

Website Google Speed Metrics 62