CSS - Tricks

JULY 25, 2019

Cache-Headers missing? Lighthouse records metrics from the browser, applies a scoring model to them, and presents an overall performance score. Guidelines for improvement are suggested based on how specific metrics score. During performance tests, Lighthouse records many metrics focused on what a user sees and experiences.

Google 71

Google Engineering Speed Mobile 71

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. Hardware Past As Performance Prologue. The Moto G4 , for example. Mind The Gap.

Performance 124

Performance Network Cache Metrics 124

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 ).

Media 145

Media Network Metrics Mobile 145

SQL Server According to Bob

JANUARY 11, 2020

Then follow the instructions to either download the BOL or browse online. Stable media is commonly physical disk storage, but other devices and certain caching facilities qualify as well. Many high-end disk subsystems provide high-speed cache facilities to reduce the latency of read and write operations.

Servers 40

Servers Cache Media Hardware 40

Alex Russell

APRIL 29, 2021

Another window into this question is provided by the Web Confluence Metrics project. Enable developers to compress data efficiently without downloading large amounts of code to the browser. An extension to Service Workers that enables browsers to present users with cached content when offline. is access to hardware devices.

Media 145

Media Games Education Engineering 145

Smashing Magazine

JANUARY 21, 2021

Image source: Lighthouse Metrics ) ( Large preview ). Plus a service worker that caches all static assets and serves them for repeat views, along with cached versions of articles that a reader has already visited. This is where we started. As it happened, we lost track of performance in the busyness of day-to-day routine.

Performance 145

Performance Cache Mobile Network 145

Smashing Magazine

JANUARY 15, 2019

The key metric for measuring the sustainability of a digital product is its energy usage. how much data does the browser have to download to display your website) and resource usage of the hardware serving and receiving the website. A particular favorite in the WordPress space is WP Super Cache. Sustainable Web Design.

Website Performance 73

Website Performance Website Energy Performance 73

Alex Russell

OCTOBER 22, 2017

This helps support executive sponsors who then have meaningful metrics to point to in justifying the investments being made. Very rarely have we seen a team succeed that doesn’t set budgets, gather RUM metrics, and carry representative customer devices. Teams with budgets also find it easier to track and graph progress.

Performance 68

Performance Benchmarking Network Mobile 68

SQL Performance

MARCH 8, 2021

The following examples use the public Stack Overflow 2013 database ( download details ), with a single index added: CREATE INDEX PP ON dbo. 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.

Servers 95

Servers Tuning Architecture Processing 95

Smashing Magazine

AUGUST 22, 2021

This in turn affects how fast a page’s resources can be downloaded. For web-page loading, this slow-start approach can also affect metrics such as the first contentful paint, because only a small amount of data (tens of to a few hundred KB) can be transferred in the first few round trips. Did You Know? What Does It All Mean?

Performance 106

Performance Network Latency Servers 106

High Scalability

NOVEMBER 25, 2019

Edge caching. In general, Egnyte connect architecture shards and caches data at different levels based on: Amount of data. Nginx for disk based caching. We use different types of caching techniques depending on the problem statements. Disk based caching. Hybrid Sync. On prem data processing. Offline access.

Architecture 52

Architecture Cache Azure Storage 52