Brendan Gregg

FEBRUARY 28, 2023

## References I've reproduced the references from my SREcon22 keynote below, so you can click on links: - [Gregg 08] Brendan Gregg, “ZFS L2ARC,” [link] Jul 2008 - [Gregg 10] Brendan Gregg, “Visualizations for Performance Analysis (and More),” [link] 2010 - [Greenberg 11] Marc Greenberg, “DDR4: Double the speed, double the latency?

Performance 103

Performance Latency Cache Virtualization 103

CSS Wizardry

APRIL 22, 2020

21 years later, in 2013, Google launched Brotli, a new algorithm that claims even greater improvement than Gzip! Put another way, file-size savings help you to cram data into lower bandwidth, but if you’re latency-bound, the speed at which those admittedly fewer chunks of data arrive will not change. decrease in file-size.

Latency 287

Latency Servers Website Speed 287

Smashing Magazine

DECEMBER 27, 2021

You get the advantages of a static website (speed, security, static hosting) while you continue to manage your content via a WordPress dashboard. Moreover, we want to set up a demo within the same project that implements the themes directly. In addition to themes, we will also need a demo workspace from which we will try out our code.

Website 130

Website Open Source Code Availability 130

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. Clearly, we want to give freedom to our content creators, but we can leave to chance neither the resolution nor the speed of delivery and download of the images that will be displayed on our website.

Media 109

Media Cache Website Mobile 109

Brendan Gregg

JULY 4, 2021

## References I've reproduced the talk references below, so you can click on links: - [Gregg 08] Brendan Gregg, “ZFS L2ARC,” [link] Jul 2008 - [Gregg 10] Brendan Gregg, “Visualizations for Performance Analysis (and More),” [link] 2010 - [Greenberg 11] Marc Greenberg, “DDR4: Double the speed, double the latency? Ford, et al., “TCP

Performance 52

Performance Latency Hardware Storage 52

Brendan Gregg

FEBRUARY 28, 2023

References I've reproduced the references from my SREcon22 keynote below, so you can click on links: [Gregg 08] Brendan Gregg, “ZFS L2ARC,” [link] , Jul 2008 [Gregg 10] Brendan Gregg, “Visualizations for Performance Analysis (and More),” [link] , 2010 [Greenberg 11] Marc Greenberg, “DDR4: Double the speed, double the latency?

Performance 52

Performance Latency Cache Virtualization 52

MachMetrics

APRIL 12, 2019

It’s no secret that we’re a huge fan of lazy loading your below-the-fold images to improve page speed. But now it appears the Google Chrome team has jumped aboard and is planning to implement it natively in an upcoming Chrome release. Shipping in Chrome ~75. How to use it. I’m celebrating!

Google 44

Google Speed Mobile Website 44

Speed Curve

DECEMBER 20, 2021

Google's Core Web Vitals have been a huge topic this year. We've been tracking these as individual metrics – Largest Contentful Paint, First Input Delay, and Cumulative Layout Shift – since before Google branded them as a set. Watch a demo video showing how to create custom charts and performance budgets for Web Vitals.).

Retail 52

Retail Benchmarking Metrics Website 52

KeyCDN

DECEMBER 8, 2022

We will also discuss how you can speed up your slow WordPress site. Many factors affect the speed of your WordPress website; some of them are: Your web host Server-side optimizations (PHP version, compression, caching, etc.) Several website speed testing tools available could be used for this purpose. Why is WordPress slow?

Cache 52

Cache Website Speed Website Performance 52

Smashing Magazine

MAY 6, 2019

Lazy loading is a way to improve the performance of a website or web application by maximizing the rendering speed of the above-the-fold images and iframes (and sometimes videos) by deferring the loading of below-the-fold content. Native Lazy Loading Demo. Test native lazy loading demo. Hybrid Lazy Loading Demo.

Website 104

Website Best Practices Media Open Source 104

O'Reilly

NOVEMBER 28, 2023

While experienced AI developers are starting to leave powerhouses like Google, OpenAI, Meta, and Microsoft, not enough are leaving to meet demand—and most of them will probably gravitate to startups rather than adding to the AI talent within established companies. Microsoft, Google, IBM, and OpenAI have offered more general indemnification.

Open Source 110

Open Source Google Artificial Intelligence Infrastructure 110

Tim Kadlec

OCTOBER 8, 2015

To further help achieve the goal of “instant load”, Google is offering to provide caching for these AMP pages through their CDN. The AMP Project is reporting some rather significant improvements for publishers using the AMP pages: anywhere from 15-85% improvement in Speed Index scores when compared to the original article.

Cache 75

Cache Google Mobile Open Source 75

CSS - Tricks

AUGUST 16, 2019

I’d like to say that this one AMP Story was an outlier, but each of the nine demos listed on the AMP Stories website sound just as incomprehensible in VoiceOver. The good news is that it’s easier than ever to ship a website with these base requirements of unparalleled speed and accessibility!

Performance 51

Performance Website Speed Latency 51

Testsigma

JANUARY 29, 2021

Popular search engines like Google give preference to websites that are mobile-ready[4]. Speed and Accuracy. Mobile-Friendly test from Google is another useful tool that helps in testing the mobile-friendliness of your website. Book a demo. Here are major reasons to focus on mobile testing of your web product: 1.

Website 98

Website Mobile Testing Strategy 98

KeyCDN

SEPTEMBER 27, 2018

In 2018, this is absolutely essential for a number of reasons: Google favors HTTPS-secured sites HTTPS is required to use HTTP/2 HTTPS is required to use Brotli HTTPS helps improve performance, security, and trust If you’ve never heard of TLS, then maybe you’ve heard of the term SSL. and 0-RTT: bssl client -connect demo-1.kxcdn.com:443

Transportation 67

Transportation C++ Network Testing 67

Percona

AUGUST 29, 2023

Create the ConfigMap from 01-demo-init.yaml manifest: The init.sql does the following: Connects to demo - db database Creates schema media for user myuser Creates 2 tables – BLOG and AUTHORS in the schema I’m combining bootstrapping with the user and database creation functionality that the Operator also provides.

Storage 99

Storage Database Media Open Source 99

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 ). Application Delivery Network A common theme across static sites, JAMstack, and Headless CMS is the extensive use of the content delivery network (CDN) to unlock the speed and performance.

Systems 63

Systems Cache Website Network 63

Dean Hume

JULY 30, 2018

It’s worth mentioning that around the world, not everyone is lucky enough to get such good connection speeds. Loading most web pages over a 2G signal can be painfully slow, but up until now, developers didn’t have the means to accurately determine a users connection speed and adjust the content of their web pages accordingly.

Network 78

Network Speed Google Mobile 78

Dean Hume

JULY 30, 2018

It’s worth mentioning that around the world, not everyone is lucky enough to get such good connection speeds. Loading most web pages over a 2G signal can be painfully slow, but up until now, developers didn’t have the means to accurately determine a users connection speed and adjust the content of their web pages accordingly.

Network 40

Network Speed Google Mobile 40

Dean Hume

JULY 30, 2018

It’s worth mentioning that around the world, not everyone is lucky enough to get such good connection speeds. Loading most web pages over a 2G signal can be painfully slow, but up until now, developers didn’t have the means to accurately determine a users connection speed and adjust the content of their web pages accordingly.

Network 40

Network Speed Google Mobile 40

Smashing Magazine

MARCH 25, 2021

Of the many factors that affect page-load speed, media is a significant one. Also, be sure to synthetically track Google’s Core Web Vitals (CWVs) as part of your toolkit with tools like LightHouse. You can check a sample page for a demo. A case in point: a page-load slowdown of a mere second could cost Amazon $1.6 Wrapping Up.

Media 119

Media Performance Mobile Latency 119

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 ).

Media 145

Media Network Metrics Mobile 145

Tasktop

JUNE 20, 2019

Tech giants like Microsoft, Amazon, and Google treat their entire software delivery toolchain like a product. Since most businesses are not Microsoft, Amazon or Google, yet most are disrupted by them, they need to build their toolchain from the best commercial and open source products and then architect them for flow.

Development 45

Development DevOps Google Innovation 45

Smashing Magazine

JANUARY 6, 2020

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. Adjust the argument depending on the group of stakeholders you are speaking to. Large preview ). Large preview ).

Performance 145

Performance Cache Network Metrics 145

Smashing Magazine

JANUARY 7, 2019

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. Note : If you use Page Speed Insights (no, it isn’t deprecated), you can get CrUX performance data for specific pages instead of just the aggregates.

Performance 105

Performance Cache Metrics Network 105

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 Media Metrics 145