Brendan Gregg

FEBRUARY 28, 2023

TCP Extensions for Multipath Operation with Multiple Addresses,” [link] Mar 2020 - [Gregg 20] Brendan Gregg, “Systems Performance: Enterprise and the Cloud, Second Edition,” Addison-Wesley, 2020 - [Hruska 20] Joel Hruska, “Intel Demos PCIe 5.0 Ford, et al., “TCP Clone Disk],” - [link] 2020 - [Moore 20] Samuel K.

Performance 103

Performance Latency Cache Virtualization 103

Tim Kadlec

OCTOBER 8, 2015

They are able to selectively load things that will appear in the initial viewport and focus heavily on ensuring AMP pages are prerender and cache friendly. To further help achieve the goal of “instant load”, Google is offering to provide caching for these AMP pages through their CDN. You can limit your use of JavaScript.

Cache 75

Cache Google Mobile Open Source 75

Smashing Magazine

MARCH 7, 2022

If making use of Client Hints and returning different results for the same URL based on these, do remember to include the client hint headers you are altering content based upon, in your Vary header, so any caches are aware of this and won’t serve the cached page for future visits unless they also have the same client hint headers set.

Website 120

Website Media Mobile Network 120

Abhishek Tiwari

NOVEMBER 3, 2018

They often get blindsided by vendor’s pitch and end-up making decision based on some fancy demos (see my post from 2014 on Adobe AEM ). Lastly, the whole website was very slow to load - CDN caching was not effective as a large number of pages were personalised for pricing and availability depending on suburb and postcode.

Systems 63

Systems Cache Website Network 63

Smashing Magazine

APRIL 29, 2021

It’s an initiative by Google to share unified guidance for quality signals that can be key to delivering a great user experience on the web. CWV is part of a set of page experience signals Google Search will be evaluating for ranking. From Speed at Scale with Katie Hempenius and I at Google I/O. Large preview ). Large preview ).

Media 145

Media Network Metrics Mobile 145

KeyCDN

DECEMBER 8, 2022

Many factors affect the speed of your WordPress website; some of them are: Your web host Server-side optimizations (PHP version, compression, caching, etc.) KeyCDN Website Speed Test, GTmetrix, Google PageSpeed Insights, WebPageTest, and Pingdom Tools are some great choices. Traditionally, most WordPress hosts manage the caching.

Cache 52

Cache Website Speed Website Performance 52

Brendan Gregg

FEBRUARY 28, 2023

TCP Extensions for Multipath Operation with Multiple Addresses,” [link] , Mar 2020 [Gregg 20] Brendan Gregg, “Systems Performance: Enterprise and the Cloud, Second Edition,” Addison-Wesley, 2020 [Hruska 20] Joel Hruska, “Intel Demos PCIe 5.0 Ford, et al., “TCP Clone Disk],” [link] , 2020 [Moore 20] Samuel K.

Performance 52

Performance Latency Cache Virtualization 52

CSS Wizardry

MAY 19, 2020

It’s widely accepted that self-hosted fonts are the fastest option: same origin means reduced network negotiation, predictable URLs mean we can preload , self-hosted means we can set our own cache-control. That said, the convenience of a service like Google Fonts cannot be overstated. What else could I do to make Google Fonts fast ?

Google 364

Google Media Latency Metrics 364

Smashing Magazine

JANUARY 11, 2021

Assets Optimizations Brotli, AVIF, WebP, responsive images, AV1, adaptive media loding, video compression, web fonts, Google fonts. Run performance experiments and measure outcomes — both on mobile and on desktop (for example, with Google Analytics ). Adjust the argument depending on the group of stakeholders you are speaking to.

Performance 145

Performance Cache Metrics Media 145

Smashing Magazine

JANUARY 6, 2020

Run performance experiments and measure outcomes — both on mobile and on desktop (for example, with Google Analytics ). Note : as TCP generally under-utilizes network connection by a significant amount, Google has developed TCP Bottleneck Bandwidth and RRT ( BBR ), a relatively new TCP delay-controlled TCP flow control algorithm.

Performance 112

Performance Cache Servers Network 112

Smashing Magazine

JANUARY 7, 2019

The idea is quite straightforward: Push the minimal code needed to get interactive for the initial route to render quickly, then use service worker for caching and pre-caching resources and then lazy-load routes that you need, asynchronously. Unless you can use Google Fonts with Cloudflare Workers , of course.

Performance 111

Performance Cache Network Metrics 111