Brendan Gregg

FEBRUARY 28, 2023

At USENIX SREcon22 APAC I gave the opening keynote on the future of computer performance, rounding up the latest developments and making predictions of where I see things heading. This talk originated from my updates to Systems Performance 2nd Edition , and this was the first time I've given this talk in person! Ford, et al., “TCP

Performance 52

Performance Latency Cache Virtualization 52

Testsigma

JANUARY 29, 2021

The rise of mobile internet usage is evident across developed economies as well as developing ones (India, Bangladesh, etc.)[3]. You also gain an upper edge over your competition when mobile website testing is an integral part of the product development roadmap. Book a demo. online shopping, bill payments, etc.)

Website 98

Website Mobile Testing Strategy 98

KeyCDN

SEPTEMBER 27, 2018

TLS stands for Transport Layer Security which is a cryptographic protocol used to increase security over computer networks. and 0-RTT: bssl client -connect demo-1.kxcdn.com:443 It can be used within a variety of applications including: securing of data over HTTPS, FTPS, SMTP, etc. Previously, with TLS 1.2 as well as TLS 1.3

Transportation 67

Transportation C++ Network Testing 67

Dean Hume

AUGUST 8, 2017

Watching videos of developers showcasing their work is definitely one of my favourite ways of learning new things! As he was demoing his code, I noticed that he created an awesome little helper library to lazy load images. I am always looking for ways to improve the performance of my websites, so this definitely sparked my interest.

Code 58

Code Website Media Efficiency 58

Smashing Magazine

JANUARY 16, 2023

These metrics are used by Google to evaluate the quality of user experience. Since recently becoming a ranking factor, this major web performance KPI is still a new concept for many web developers. See live: Codepen demo 1. The image in this demo is displayed at a fixed width of 280px on all devices. srcset=" image-300.png

Media 107

Media Mobile Website Metrics 107

Dean Hume

AUGUST 8, 2017

Watching videos of developers showcasing their work is definitely one of my favourite ways of learning new things! As he was demoing his code, I noticed that he created an awesome little helper library to lazy load images. I am always looking for ways to improve the performance of my websites, so this definitely sparked my interest.

Code 40

Code Website Media Efficiency 40

Dean Hume

AUGUST 8, 2017

Watching videos of developers showcasing their work is definitely one of my favourite ways of learning new things! As he was demoing his code, I noticed that he created an awesome little helper library to lazy load images. I am always looking for ways to improve the performance of my websites, so this definitely sparked my interest.

Code 40

Code Website Media Efficiency 40

O'Reilly

NOVEMBER 28, 2023

Even with cloud-based foundation models like GPT-4, which eliminate the need to develop your own model or provide your own infrastructure, fine-tuning a model for any particular use case is still a major undertaking. Training models and developing complex applications on top of those models is becoming easier.

Open Source 111

Open Source Artificial Intelligence Google Infrastructure 111

Dean Hume

JULY 30, 2018

Without fail, there is this spot along the line where my network connection drops from a clear 4G signal to a 2G signal at best. This is where the Network Information API aims to change things. There are a number of use cases for the Network Information API. My journey to and from work involves a small journey on a train.

Network 78

Network Speed Google Mobile 78

Smashing Magazine

MARCH 7, 2022

This is helpful for those on poor or expensive networks, so they don’t have to pay an exorbitant cost just to visit your website. However, countless research (including the stats for our own site here, and others by the likes of Alex Russell ) has shown that Android devices are the platform of choice for poorer countries with slower networks.

Website 105

Website Media Mobile Network 105

Smashing Magazine

NOVEMBER 17, 2022

As you may already know, image optimization is the process that a high-quality image has to go through to be delivered in ideal conditions, sometimes with the help of an Image Transformation API and a global Content Delivery Network (CDN) to make the process simpler and scalable. Large preview ). Large preview ).

Media 108

Media Cache Website Mobile 108

Dean Hume

JULY 30, 2018

Without fail, there is this spot along the line where my network connection drops from a clear 4G signal to a 2G signal at best. This is where the Network Information API aims to change things. There are a number of use cases for the Network Information API. My journey to and from work involves a small journey on a train.

Network 40

Network Speed Google Mobile 40

Dean Hume

JULY 30, 2018

Without fail, there is this spot along the line where my network connection drops from a clear 4G signal to a 2G signal at best. This is where the Network Information API aims to change things. There are a number of use cases for the Network Information API. My journey to and from work involves a small journey on a train.

Network 40

Network Speed Google Mobile 40

The Netflix TechBlog

FEBRUARY 20, 2019

Introducing BCC / eBPF visualisations The Netflix performance engineering team (especially my colleague Brendan) has been contributing to eBPF since its beginning in 2014, including developing many open source performance tools for BCC such as execsnoop, biosnoop, biotop, ext4slower, tcplife, runqlat, and more.

Performance 214

Performance Latency Open Source Metrics 214

Tasktop

JUNE 20, 2019

But here’s the rub: Agile development teams do not work in isolation. And why, in lieu of a single tool or process, organizations need to identify and eliminate long cycles and wait times within development itself, and beyond. The disconnect between the business and Agile development.

Development 45

Development DevOps Google Innovation 45

Abhishek Tiwari

NOVEMBER 3, 2018

Unfortunately, due to the lack of a good developer experience (DX) total cost of ownership of a traditional CMS and implementation failure rate remains all-time high. Case-in-point, most enterprise CMS vendors lack robust full-site content delivery network (CDN) integration.

Systems 63

Systems Cache Website Network 63

Dynatrace

JULY 11, 2019

As I highlight the keptn integration with Dynatrace during my demos, I have rolled out a Dynatrace OneAgent using the OneAgent Operator into my GKE cluster. A quick google search reveals several articles on Prometheus performance optimizations we should look into. Seems there is some massive WAL (Write Ahead Log) activity going on.

Open Source 42

Open Source Metrics Monitoring Cloud 42

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. CWV is part of a set of page experience signals Google Search will be evaluating for ranking. Large preview ). Large preview ).

Media 145

Media Network Metrics Mobile 145

Smashing Magazine

JANUARY 11, 2021

Assets Optimizations Brotli, AVIF, WebP, responsive images, AV1, adaptive media loding, video compression, web fonts, Google fonts. Networking, HTTP/2, HTTP/3 OCSP stapling, EV/DV certificates, packaging, IPv6, QUIC, HTTP/3. Establish a performance culture. Adjust the argument depending on the group of stakeholders you are speaking to.

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

JANUARY 6, 2020

In many organizations, front-end developers know exactly what common underlying problems are and what loading patterns should be used to fix them. Run performance experiments and measure outcomes — both on mobile and on desktop (for example, with Google Analytics ). Establish a performance culture. thanks, Guy Podjarny!

Performance 145

Performance Cache Network Metrics 145

Smashing Magazine

JANUARY 7, 2019

In many organizations, front-end developers know exactly what common underlying problems are and what loading patterns should be used to fix them. If you don’t have a device at hand, emulate mobile experience on desktop by testing on a throttled network (e.g. Establish a performance culture. 150ms RTT, 1.5 Mbps down, 0.7

Performance 104

Performance Cache Metrics Network 104