The Netflix TechBlog

NOVEMBER 9, 2021

by Liwei Guo , Ashwin Kumar Gopi Valliammal , Raymond Tam , Chris Pham , Agata Opalach , Weibo Ni AV1 is the first high-efficiency video codec format with a royalty-free license from Alliance of Open Media (AOMedia), made possible by wide-ranging industry commitment of expertise and resources. Video encoding is essentially a search problem?—?the

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Media Open Source Software Engineering Efficiency 246

The Netflix TechBlog

SEPTEMBER 24, 2021

After content ingestion, inspection and encoding, the packaging step encapsulates encoded video and audio in codec agnostic container formats and provides features such as audio video synchronization, random access and DRM protection. It is worth pointing out that cloud processing is always subject to variable network conditions.

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Cloud Media Storage Cache 240

Dynatrace

JUNE 1, 2023

As organizations digitally transform, they’re also accelerating the speed of software delivery. It encompasses factors such as page loading speed, responsiveness, and overall ease of use during the checkout process, optimizing user satisfaction and minimizing cart abandonment. for the workout video playback feature.

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Latency Website Traffic Virtualization 245

Speed Curve

JANUARY 29, 2024

In the fourteen years that I've been working in the web performance industry, I've done a LOT of research, writing, and speaking about the psychology of page speed – in other words, why we crave fast, seamless online experiences. In fairness, that was in the early 2000s, and site speed was barely on anyone's radar.

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Speed Website Mobile Cloud 138

Smashing Magazine

JANUARY 7, 2025

This means that youre able to handle sudden traffic surges without the hassle of resource monitoring and without compromising on speed. Use A CDN As youd expect, large volumes of traffic can significantly impact the security and stability of your sites network. A content delivery network (CDN) is an excellent solution to the problem.

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Traffic Website Design Cache 86

The Netflix TechBlog

SEPTEMBER 2, 2020

A span: Represents a unit of work, such as a network call from one service to another (a client/server relationship) or a purely internal action (e.g., In Edgar’s early days, as we strove to build valuable abstractions on top of trace data, the Edgar team first targeted streaming video use cases. starting and finishing a method).

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Latency Transportation Engineering Traffic 297

Speed Curve

FEBRUARY 10, 2025

Have you ever looked at the page speed metrics – such as Start Render and Largest Contentful Paint – for your site in both your synthetic and real user monitoring tools and wondered "Why are these numbers so different?" End-user connection speed If you live in an urban centre, you may enjoy connection speeds of 150 Mbps or more.

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Hardware Internet Internet Speed 52

Dynatrace

JUNE 1, 2023

Measuring application performance is increasingly important because as organizations digitally transform, they’re also accelerating the speed of software delivery. for the workout video playback feature. The ApDex SLO ensures that users have a positive experience when watching workout videos within the fitness app.

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Traffic Website Latency Virtualization 173

Dynatrace

FEBRUARY 9, 2021

New technologies like Xamarin or React Native are accelerating the speed at which organizations release new features and unlock market reach. Traditional network-based approaches and other point solutions are unable to provide integrated visibility into modern cloud application environments. Dynatrace news.

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Analytics Mobile Performance Monitoring 276

High Scalability

DECEMBER 14, 2018

Bill English : What we did was lease two video circuits from the phone company. That was our video link. Going back we had two dedicated 1,200-baud lines: high-speed lines at the time. Going back we had two dedicated 1,200-baud lines: high-speed lines at the time. Cables of course going down into the room at both ends.

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Internet Internet Scalability Serverless 141

CSS Wizardry

JANUARY 31, 2019

When it comes to network performance, there are two main limiting factors that will slow you down: bandwidth and latency. If you’re streaming video, the difference between a 2Mb 1 connection and a 20Mb connection will surely be appreciated. Where bandwidth deals with capacity, latency is more about speed of transfer 2.

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Latency Network Speed Servers 143

The Morning Paper

OCTOBER 4, 2020

We are standing on the eve of the 5G era… 5G, as a monumental shift in cellular communication technology, holds tremendous potential for spurring innovations across many vertical industries, with its promised multi-Gbps speed, sub-10 ms low latency, and massive connectivity. The first 5G networks are now deployed and operational.

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Energy Latency Performance Network 130

Smashing Magazine

JANUARY 9, 2025

What I got back were two artifacts, one of them being the following video of Akamai web performance expert Robin Marx speaking at We Love Speed in France a few weeks ago: The other artifact is a Google document originally published by Patrick Meenan in 2015 but updated somewhat recently in November 2023.

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Performance Google Processing Speed 84

Speed Curve

FEBRUARY 25, 2021

Content Delivery Networks (CDN) like Akamai, Fastly, Cloudflare, Cloudfront can sometimes have a big impact on performance. This includes: waterfall charts with details about every request, filmstrips and videos that help you visualize the rendering experience, and. The internet. It's consistently inconsistent. Benchmark yourself.

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Performance Benchmarking Metrics Monitoring 143

VoltDB

APRIL 25, 2024

To move as fast as they can at scale while protecting mission-critical data, more and more organizations are investing in private 5G networks, also known as private cellular networks or just “private 5G” (not to be confused with virtual private networks, which are something totally different). What is a private 5G network?

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Network IoT Wireless Infrastructure 52

Smashing Magazine

NOVEMBER 22, 2021

We deployed these enhancements gradually over time to ensure that our users didn’t experience any disruptions, but instead only a consistent improvement of their site speed. While some noticeable progress was made, it was challenging to implement significant changes just for the sake of speed. Creating A Performance Culture.

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Website Performance Google Website Performance 141

Smashing Magazine

JULY 29, 2019

Failing that, we are usually able to connect to home or public WiFi networks that are on fast broadband connections and have effectively unlimited data. The speed of mobile networks, too, varies considerably between countries. South Korea has the fastest mobile download speed , averaging 52.4 per GB respectively.

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Cache Mobile Google Network 99

Tim Kadlec

JANUARY 9, 2019

Sites that use an excess of resources, whether on the network or on the device, don’t just cause slow experiences, but can leave entire groups of people out. Similarly, there is a growing gap between what a top of the line network connection can handle and what someone with a poor mobile connection or satellite connection can handle.

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Performance Energy Internet Internet 111

Brendan Gregg

JULY 4, 2021

AWS Graviton2); for memory with the arrival of DDR5 and High Bandwidth Memory (HBM) on-processor; for storage including new uses for 3D Xpoint as a 3D NAND accelerator; for networking with the rise of QUIC and eXpress Data Path (XDP); and so on. Ford, et al., “TCP

Performance 121

Performance Latency Hardware Storage 121

MachMetrics

FEBRUARY 7, 2019

Getting your websites, images, and videos to load quickly is an absolute necessity for inbound marketing success. They get even MORE impatient when it comes to website speed. Factors such as the person’s current network connection and the general speed of the corresponding webpage will be considered. Want proof?

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Speed Website Performance Website Mobile 93

Smashing Magazine

MARCH 2, 2021

The gotcha here is that, if your mobile experience isn’t optimized for various devices and network conditions, these customers will never appear in your analytics — just because your website or app will be barely usable on their devices, and so they are unlikely to return. What’s a representative device to test on in 2021? Large preview ).

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Mobile Testing Website Benchmarking 142

Speed Curve

MARCH 7, 2022

But pages keep getting bigger and more complex year over year – and this increasing size and complexity is not fully mitigated by faster devices and networks, or by our hard-working browsers. I intentionally left out the numbers for video, because they seemed inconsistent. Clearly we need to keep talking about it.

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Mobile Google Benchmarking Metrics 145

Particular Software

MARCH 1, 2021

Of course, there are upfront and ongoing costs associated with any computer network. The servers themselves, cabling, network switches, racks, load balancers, firewalls, power equipment, air handling, security, rent/mortgage, not to mention experienced staff to keep it all running smoothly, all come with a cost.

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Transportation Network Cloud Design 98

O'Reilly

AUGUST 4, 2022

DeepMind’s Gato is an AI model that can be taught to carry out many different kinds of tasks based on a single transformer neural network. It may be that artificial general intelligence is a far more significant challenge than taking task-based models and increasing data, speed, and number of tasks. billion parameters.

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Games Social Media Hardware Architecture 122

Speed Curve

NOVEMBER 7, 2021

But Google's prioritization of page speed in search ranking isn't new, even for mobile. However, Google has a global market share of almost 87% , and it's the only search engine that factors page speed into its algorithm. It's only tracked on certain elements, e.g., IMG and VIDEO (learn more here ). Request key hero image early.

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Performance Google Metrics Mobile 97

Speed Curve

SEPTEMBER 4, 2013

Why speed matters, examples of the impact saving a few seconds of load time has had on revenue and engagement. The network constraints and what makes the web slow? Bandwidth, latency and it's fundamental impact on the speed of the web.

Speed 40

Speed Benchmarking Mobile Website 40

Tim Kadlec

NOVEMBER 2, 2020

Given the constraints the app faced with the network and web view performance at the time, they were a bit limited on what they could do from a technical perspective. That’s why when I do performance training, I always start with how the browser and network work. Used the wrong way, even best practices can be detrimental.

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Best Practices Network Mobile Speed 145

Smashing Magazine

OCTOBER 18, 2021

Performance is one of the core aspects to ensure our users are having a delightful user experience irrespective of their devices or network connection. Continue reading below ↓ Meet Smashing Online Workshops on front-end & UX , with practical takeaways, live sessions, video recordings and a friendly Q&A. More after jump!

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Website Google Metrics Testing Tools 120

Smashing Magazine

SEPTEMBER 28, 2022

The resource loading waterfall is a cascade of files downloaded from the network server to the client to load your website from start to finish. It essentially describes the lifetime of each file you download to load your page from the network. You can see this by opening your browser and looking in the Networking tab.

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Cache Performance Servers Architecture 141

Speed Curve

JUNE 30, 2020

now use a much faster network connection. This video tutorial covers the latest Lighthouse updates, as well as demonstrating a sample Favorite dashboard you can create for stakeholders of Lighthouse. This is due to changes in throttling. SpeedCurve used the default mobile throttling for all tests in Lighthouse v5.6.

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Mobile Metrics Google Network 98

Official Blog - World Web Technology

AUGUST 27, 2023

Also, there are tutorials, video forums, and documentation, making PHP development easy and troubleshooting more accessible. Various techniques, such as caching and optimization, improve the website’s performance and speed. Developers use content delivery networks to reduce server load and deliver website content fast.

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Development Ecommerce Open Source Website 98

Smashing Magazine

APRIL 17, 2019

This typically happens once per server and takes up valuable time — especially if the server is very distant from the browser and network latency is high. Video or audio WebVTT tracks. Speed Up Next-Page Navigations With Prefetching ,” Addy Osmani. (il). This is where globally distributed CDNs really help!) Value of as.

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Performance Servers Games Cache 109

Smashing Magazine

JULY 6, 2021

Web pages, such as the one you’re reading now, have text, images, videos and other assets to bring information to you. The delivery of static assets in formats such as WebP via a Content Delivery Network (CDN) is also crucial to serving your users a fast website. Along with images, the next heaviest assets are videos.

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Cache Website Mobile Google 145

Testsigma

AUGUST 12, 2021

Some of the other crucial reasons for us to test our web app are security, speed, and we’ve got to constantly update it to ensure it’s responsive across older devices and browsers. It also takes screenshots and videos of bugs and crashes. Source: StatCounter.

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Testing Testing Tools Mobile Cloud 102

Brendan Gregg

FEBRUARY 28, 2023

The video is now on [YouTube]: The slides are [online] and as a [PDF]: first prev next last / permalink/zoom In Q&A I was asked about CXL (compute express link) which was fortunate as I had planned to cover it and then forgot, so the question let me talk about it (although Q&A is missing from the video). Ford, et al., “TCP

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Performance Latency Cache Virtualization 103

The Netflix TechBlog

JULY 1, 2019

Development As part of developing this type of UI experience on any platform, we knew we would need to think about creating smooth, performant animations with a balance between quality and download size for the images and video previews, all without degrading the performance of the app.

Cache 166

Cache Design Testing Development 166

Smashing Magazine

DECEMBER 2, 2021

Good ol’ PerfPlanet is back for another season with all things speed and web performance. Anyone can contribute by sharing their blog posts, videos, articles or podcast episodes dedicated to C# development. All videos have even been manually re-captioned, just so they’re all at their best. Jump to table of contents ?.

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Design Development Programming Website 120