Brendan Gregg

FEBRUARY 28, 2023

As I was determined to become great at my new occupation regardless of my location, I read every sysadmin book, article, and magazine I could find on the shelf.

Performance 110

Performance Latency Cache Virtualization 110

Brendan Gregg

FEBRUARY 28, 2023

As I was determined to become great at my new occupation regardless of my location, I read every sysadmin book, article, and magazine I could find on the shelf.

Performance 52

Performance Latency Cache Virtualization 52

Smashing Magazine

JANUARY 15, 2019

This includes the work done by the server, the client and the intermediary communications networks that transmit data between the two. how much data does the browser have to download to display your website) and resource usage of the hardware serving and receiving the website. Reduce Network Requests. Large preview ).

Website Performance 73

Website Performance Website Energy Performance 73

Smashing Magazine

AUGUST 22, 2021

As we will see, QUIC and HTTP/3 indeed have great web performance potential, but mainly for users on slow networks. If your average visitor is on a fast cabled or cellular network, they probably won’t benefit from the new protocols all that much. An often used metaphor is that of a pipe used to transport water. Congestion Control.

Performance 105

Performance Network Latency Servers 105

Smashing Magazine

JANUARY 21, 2021

A big JavaScript bundle might seem out of place on a magazine that merely publishes articles, but actually, there is plenty of scripting happening behind the scenes. 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.

Performance 145

Performance Cache Mobile Network 145

Smashing Magazine

APRIL 29, 2021

Lazy-load offscreen images (reduce network contention for key resources). For low impact to First Input Delay : Avoid images causing network contention with other critical resources like CSS and JS. Device Pixel Ratio (DPR) represents how a CSS pixel is translated to physical pixels on a hardware screen. Large preview ).

Media 145

Media Network Metrics Mobile 145

Smashing Magazine

JANUARY 11, 2021

Build Optimizations JavaScript modules, module/nomodule pattern, tree-shaking, code-splitting, scope-hoisting, Webpack, differential serving, web worker, WebAssembly, JavaScript bundles, React, SPA, partial hydration, import on interaction, 3rd-parties, cache. Moto G4) on a slow 3G network, emulated at 400ms RTT and 400kbps transfer speed.

Performance 145

Performance Cache Media Metrics 145