The Netflix TechBlog

NOVEMBER 6, 2023

We have built an internal system that allows someone to perform in-video search across the entire Netflix video catalog, and we’d like to share our experience in building this system. Building in-video search To build such a visual search engine, we needed a machine learning system that can understand visual elements.

Media 225

Media Social Media Tuning Efficiency 225

The Netflix TechBlog

MAY 1, 2019

Most conversations about streaming quality focus on video. We’re really proud of the improvements we’ve brought to the video experience, but the focus on those makes it easy to overlook the importance of sound , and sound is every bit as important to entertainment as video. is the story nearly as thrilling and emotional?

Engineering 274

Engineering Network Media Entertainment 274

The Netflix TechBlog

NOVEMBER 11, 2022

Manifest is a list of video, audio, subtitles, etc. Finally, upon doing stratified k-fold cross-validation, we carry out an efficient grid search to tune the hyper-parameters in each of the aforementioned models for the binary classification task and only report the performance metrics for the optimally tuned hyper-parameters.

C++ 312

C++ Metrics Tuning Strategy 312

The Netflix TechBlog

JANUARY 10, 2024

The Netflix video processing pipeline went live with the launch of our streaming service in 2007. To that end, the Video and Image Encoding team in Encoding Technologies (ET) has spent the last few years rebuilding the video processing pipeline on our next-generation microservice-based computing platform Cosmos.

Processing 229

Processing Media Latency Innovation 229

The Netflix TechBlog

JULY 20, 2020

The application is a combination of neural embeddings , which encode the semantic information in words and sentences, and locality sensitive hashing , which efficiently assigns approximately nearby items to the same buckets and faraway items to different buckets. Erica Sinclair and locality-preserving hashing What about clustering?

Development 177

Development Open Source Tuning Network 177

Dynatrace

OCTOBER 28, 2021

In 2009, the purveyor of online videos migrated to AWS cloud infrastructure to deliver its entertainment to a growing audience. Greater innovation and collaboration from development and SRE teams means better software that meets new customer demands quickly with efficiency and high performance. The history of chaos engineering.

Engineering 225

Engineering Entertainment Cloud Infrastructure 225

IO River

NOVEMBER 2, 2023

With the ever-growing demands of the internet, websites and web applications face the challenge of delivering content swiftly and efficiently to users worldwide. For instance, you might set up rules to send video streaming requests to data center A and image loading requests to data center B. That’s where rules come in.

Traffic 52

Traffic Cache Servers Latency 52

Tech News Gather

JUNE 16, 2023

By leveraging the power of mobile technology, UberEats provides a seamless and efficient way for users to order their favorite meals from a wide range of eateries. UberEats also excels in providing a reliable and efficient delivery service. Stay tuned for valuable insights on designing a captivating UberEats clone.

Social Media 52

Social Media Tuning Strategy Media 52

Adrian Cockcroft

NOVEMBER 26, 2023

I’m posting this on the Sunday before re:Invent, and will update as I find out more during the week… Sustainability Track Sessions and Workshops What follows are the catalog descriptions of the talks, after I’ve watched the videos I’ll update this post with my own commentary. This session revisits the pillar and its best practices.

AWS 52

AWS Energy IoT Best Practices 52

Dynatrace

FEBRUARY 10, 2021

Think curbside delivery for groceries, video conferencing for work and school, and telemedicine for doctor visits. Broad-scale observability focused on using AI safely drives shorter release cycles, faster delivery, efficiency at scale, tighter collaboration, and higher service levels, resulting in seamless customer experiences.

Cloud 167

Cloud DevOps Speed Azure 167

The Netflix TechBlog

OCTOBER 19, 2020

Investigating a video streaming failure consists of inspecting all aspects of a member account. We earned the trust of our engineers by developing empathy for their operational burden and by focusing on providing efficient tracer library integrations in runtime environments. which is difficult when troubleshooting distributed systems.

Infrastructure 233

Infrastructure Transportation Storage Open Source 233

IO River

NOVEMBER 2, 2023

With the ever-growing demands of the internet, websites and web applications face the challenge of delivering content swiftly and efficiently to users worldwide. Just like how a traffic cop ensures cars flow smoothly at an intersection, a Load Balancer makes sure data moves efficiently across the network. That’s where rules come in.

Traffic 40

Traffic Cache Network Servers 40

The Netflix TechBlog

OCTOBER 18, 2019

In this talk, Kinjal used the example of the LinkedIn Feed, to demonstrate how they use bandit algorithms to solve for the optimal parameter selection problem efficiently. He concluded by stressing the efficiency their teams had achieved by doing online parameter exploration instead of the much slower human-in-the-loop manual explorations.

Infrastructure 126

Infrastructure Metrics Architecture Efficiency 126

The Netflix TechBlog

NOVEMBER 2, 2021

Moorthy and Zhi Li Introduction Measuring video quality at scale is an essential component of the Netflix streaming pipeline. Perceptual quality measurements are used to drive video encoding optimizations , perform video codec comparisons , carry out A/B testing and optimize streaming QoE decisions to mention a few.

Media 171

Media Innovation Metrics Latency 171

The Netflix TechBlog

OCTOBER 18, 2019

In this talk, Kinjal used the example of the LinkedIn Feed, to demonstrate how they use bandit algorithms to solve for the optimal parameter selection problem efficiently. He concluded by stressing the efficiency their teams had achieved by doing online parameter exploration instead of the much slower human-in-the-loop manual explorations.

Infrastructure 100

Infrastructure Metrics Architecture Efficiency 100

Percona

APRIL 17, 2023

The main objective of this post is to share my experience over the past years tuning MongoDB and centralize the diverse sources that I crossed in this journey in a unique place. systemctl stop tuned $ systemctl disable tuned Dirty ratio The dirty_ratio is the percentage of total system memory that can hold dirty pages.

Best Practices 52

Best Practices Design Tuning Database 52

Tech News Gather

APRIL 27, 2022

The idea behind AOT compilation was to make sure that Angular apps are fast and efficient while also working on older browsers. Gzip compression is the process of taking data and compressing it into a more efficient form. This process can be used to reduce the size of web pages, images, videos, and other files. Gzip Compression.

Website 52

Website Speed Servers Code 52

Percona

FEBRUARY 24, 2023

To achieve this in a secure and efficient manner, a key requirement for any database monitoring and management software is to have robust access management features. It’s currently part of our roadmap, so please stay tuned for upcoming releases of PMM and keep an eye on the release notes.

Metrics 109

Metrics Monitoring Database Engineering 109

KeyCDN

SEPTEMBER 20, 2018

Error monitoring can get increasingly complicated as you deal with bugs reported by users and your production team, which is why having an efficient error tracking workflow from the beginning is so important. Not all back-end errors affect the user experience, but keeping track of them can prove helpful when tuning your app.

Strategy 67

Strategy Monitoring Website Google 67

The Netflix TechBlog

AUGUST 17, 2023

Our assets are often created by selecting static image frames directly from our source videos. Intro to AVA Discovery View AVA is an internal tool that surfaces still frames from video content. The tool provides an efficient way for creatives (photo editors, artwork designers, etc.)

Media 169

Media Scalability Architecture Strategy 169

O'Reilly

MAY 25, 2021

Bitcoin’s market capitalization is in the tune of hundreds of billions of dollars, and the cumulative crypto market capitalization is in the realm of a trillion dollars. These campaigns are expensive and time-consuming because the adversary has to employ humans to craft the dialog with the victims. HODL for Fun & Profit.

Social Media 138

Social Media Media Internet Internet 138

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. Packaging has always been an important step in media processing.

Cloud 237

Cloud Media Storage Cache 237

Smashing Magazine

JUNE 3, 2022

Our focus is on typefaces for reading large amounts of text and information in the most efficient, legible, pleasurable, comprehensible, and effective way possible. Stay tuned! Measuring The Performance Of Typefaces For Users (Part 1). Thomas Bohm. 2022-06-03T10:00:00+00:00. 2022-06-03T14:03:11+00:00.

Performance 110

Performance Design Best Practices Testing 110

Smashing Magazine

FEBRUARY 2, 2022

JavaScript-based frameworks like React made the process of developing web applications streamlined and efficient, for better or worse. 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!

Code 89

Code Performance Network Website 89

The Netflix TechBlog

OCTOBER 27, 2020

Data scientists and engineers collect this data from our subscribers and videos, and implement data analytics models to discover customer behaviour with the goal of maximizing user joy. Therefore, we must efficiently move data from the data warehouse to a global, low-latency and highly-reliable key-value store.

Latency 243

Latency Storage Big Data Tuning 243

The Netflix TechBlog

JUNE 13, 2023

For instance, video playback functionality on Netflix involves requesting URLs for the streams from a service, calling the CDN to download the bits from the streams, requesting a license to decrypt the streams from a separate service, and sending telemetry indicating the successful start of playback to yet another service.

Traffic 279

Traffic Metrics Systems Strategy 279

The Netflix TechBlog

MARCH 1, 2021

When Reloaded was designed, we were a small team of developers operating a constrained compute cluster, and focused on one use case: the video/audio processing pipeline. In the diagram below of a typical Cosmos service, clients send requests to a Video encoder service API layer. debian packages).

Serverless 228

Serverless Media Latency Social Media 228

The Netflix TechBlog

APRIL 29, 2019

We use Python through the full content lifecycle, from deciding which content to fund all the way to operating the CDN that serves the final video to 148 million members. video streaming) takes place in the Open Connect network. Our Infrastructure Security team leverages Python to help with IAM permission tuning using Repokid.

Open Source 279

Open Source Network Infrastructure Big Data 279

Brendan Gregg

SEPTEMBER 5, 2017

. ## Observability Here's the big picture of performance observability tools on Linux, from my [Linux performance] page, where I also have diagrams for other tool types, as well as videos and slides of prior Linux performance talks: I also have a USE Method: Linux Performance Checklist , as a different way to navigate and apply the tools.

Virtualization 76

Virtualization AWS Engineering Hardware 76

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. (We’ll say more about this later.) We’ve never seen adoption proceed so quickly.

Open Source 108

Open Source Artificial Intelligence Google Infrastructure 108

O'Reilly

SEPTEMBER 19, 2023

And that brings our story to the present day: Stage 3: Neural networks High-end video games required high-end video cards. You can download these models to use out of the box, or employ minimal compute resources to fine-tune them for your particular task. The solution led us to the next structural evolution.

Hardware 99

Hardware Storage Big Data Blockchain 99

All Things Distributed

DECEMBER 12, 2013

items that share the same hash value in their primary key): e.g. if there is a DynamoDB table with PlayerName as the hash key and GameStartTime as the range key, you can use local secondary indexes to run efficient queries on other attributes like “Score.” Efficient Queries. What are Global Secondary Indexes?

Games 130

Games Scalability Database Retail 130

Smashing Magazine

OCTOBER 9, 2021

Continue reading below ↓ Meet Smashing Online Workshops on front-end & UX , with practical takeaways, live sessions, video recordings and a friendly Q&A. Notice that a lot of the complexity that comes with Vue.js’ `transition` component has been abstracted away in order to reduce complexity and increase efficiency.

Media 120

Media Code Efficiency Tuning 120

Smashing Magazine

AUGUST 22, 2021

One aspect of performance is about how efficiently a transport protocol can use a network’s full (physical) bandwidth (i.e. As such, tuning congestion logic is usually only done by a select few developers, and evolution is slow. The user will still notice the switch, but it won’t drop the video feed entirely. Congestion Control.

Performance 105

Performance Network Latency Servers 105

Smashing Magazine

OCTOBER 22, 2021

Continue reading below ↓ Meet Smashing Online Workshops on front-end & UX , with practical takeaways, live sessions, video recordings and a friendly Q&A. number (as well as more efficient integer and float types). I spent a considerable amount of time fine-tuning physics properties and constraints. More after jump!

Games 94

Games Servers Database Virtualization 94

Smashing Magazine

AUGUST 9, 2021

QUIC is needed because TCP, which has been around since the early days of the Internet, was not really built with maximum efficiency in mind. Another example is live video conferencing, where you might have a short blackout when switching networks. Stay tuned! (vf, vf, il, al).

Transportation 145

Transportation Internet Internet Network 145

Smashing Magazine

SEPTEMBER 29, 2021

Users appreciate high-quality visuals, but care needs to be taken to deliver those hero images, product photos and cat memes as efficiently and effectively as possible. The efficiency of a codec can be mainly measured by how much compression it can achieve. However, you should ideally replace such images with videos.

Open Source 144

Open Source Speed Website Google 144