The Netflix TechBlog

AUGUST 10, 2020

by Mariana Afonso , Anush Moorthy , Liwei Guo , Lishan Zhu , Anne Aaron Netflix has been one of the pioneers of streaming video-on-demand content?—?we we announced our intention to stream video over 13 years ago, in January 2007?—?and how long it takes for the video to start playing), rebuffer rates, etc.,

Innovation 241

Innovation Traffic Network Efficiency 241

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 175

Media Innovation Metrics Latency 175

DZone

MAY 15, 2023

I also did a video covering these ideas. If not the recording should appear right here: Either way, this isn't the first time I wrote about or talked about logging and the common pitfalls we see when logging in production or debugging. I covered this extensively in the old blog.

Best Practices 130

Best Practices 130

DZone

JULY 2, 2020

In this short video, Rudy de Busscher shows how to connect MicroProfile Metrics with Prometheus and Grafana to produce useful graphics and to help investigate your microservice architecture. The goal of MicroProfile Metrics is to expose monitoring data from the implementation in a unified way.

Metrics 264

Metrics Java Architecture Monitoring 264

The Netflix TechBlog

DECEMBER 7, 2020

by Zhi Li, Kyle Swanson, Christos Bampis, Lukáš Krasula and Anne Aaron Over the past few years, we have been striving to make VMAF a more usable tool not just for Netflix, but for the video community at large. VMAF is a video quality metric that Netflix jointly developed with a number of university collaborators and open-sourced on Github.

Metrics 157

Metrics Open Source Tuning Speed 157

Smashing Magazine

AUGUST 25, 2022

Better Video Streaming With imgix. Better Video Streaming With imgix. Adding video to your website immediately adds value, but also a new level of complexity to your web development. Can I use the <video> tag? Do I need a JavaScript video player? Do I need a JavaScript video player? Doug Sillars.

Media 110

Media Speed Network Analytics 110

DZone

AUGUST 7, 2024

Salesforce Batch Apex is a powerful tool for handling large data volumes and complex data processing tasks asynchronously.

Testing 162

Testing Processing 162

DZone

OCTOBER 19, 2023

In this Java 21 tutorial, we dive into virtual threads, a game-changing feature for developers. Virtual threads are a lightweight and efficient alternative to traditional platform threads, designed to simplify concurrent programming and enhance the performance of Java applications.

Virtualization 272

Virtualization Java Performance Games 272

DZone

APRIL 30, 2020

When delivering video over-the-top (OTT), the internet is the principal highway for distributing this content. Currently, publicly available wifi hotspots are the preferred networks for video consumption, but poor network infrastructure also leads to unbearable video buffering and latency.

Latency 139

Latency Internet Internet Network 139

The Netflix TechBlog

JULY 12, 2019

Gatekeeper is the system at Netflix responsible for evaluating the “liveness” of videos and assets on the site. Gatekeeper accomplishes its prescribed task by aggregating data from multiple upstream systems, applying some business logic, then producing an output detailing the status of each video in each country.

Cache 183

Cache Architecture Latency Engineering 183

Smashing Magazine

FEBRUARY 15, 2021

Optimizing Video For Size And Quality. Optimizing Video For Size And Quality. Over the last few years, more and more projects are using video as an integral part of the application. However, it all goes sideways when there are issues related to the video playback. Doug Sillars. 2021-02-15T15:00:00+00:00. Real-World Data.

Network 144

Network Speed Website Mobile 144

Adrian Cockcroft

MAY 6, 2023

This is only one of many microservices that make up the Prime Video application. A real-time user experience analytics engine for live video, that looked at all users rather than a subsample. His first edition in 2015 was foundational, and he updated it in 2021 with a second edition. Finally, what were they building?

Serverless 145

Serverless Lambda Best Practices Traffic 145

DZone

MAY 15, 2023

Scalability and low latency are crucial for any application that relies on real-time data. One way to achieve this is by storing data closer to the users. In this post, we'll discuss how you can use YugabyteDB and its read replica nodes to improve the read latency for users across the globe.

Latency 246

Latency Scalability 246

DZone

JUNE 26, 2019

Visual content like infographics, images, animations, and videos attract website visitors because people find this type of content more engaging and interesting. The days of a predominantly text-based Internet are long gone.

Traffic 100

Traffic Internet Internet Media 100

Sutter's Mill

OCTOBER 31, 2021

My talk video is now online. If you haven’t already seen this via JetBrains’ CppCon 2021 video page or the Reddit post , here’s a link: Please direct technical comments to the Reddit thread and I’ll watch for them there and respond to as many comments as I can.

C++ 98

C++ 98

DZone

MAY 8, 2023

In this series of simulating and troubleshooting performance problems in Scala, let’s discuss how to make threads go into a blocked state. A thread will enter into a blocked state when it cannot acquire a lock on an object because another thread already holds the lock on the same object and doesn’t release it.

Programming 162

Programming Performance 162

Sutter's Mill

NOVEMBER 23, 2020

The video is now available — I hope you enjoy it. Back in early July, I did a wide-ranging “ask me anything” Q&A session at C++ Russia. Thanks again to C++ Russia for inviting me to their great online event!

C++ 86

C++ Availability 86

Addy Osmani

APRIL 7, 2024

It's a mid-size multimodal model, optimized to scale across a wide range of tasks involving text, images, videos, audio, and even code. Let's talk about Gemini 1.5 Pro and practical examples of what it can do. I’ll cover all of these today.

Code 68

Code Processing 68

Sutter's Mill

OCTOBER 26, 2020

This video actually posted about two weeks ago, but… busy! Here it is, I hope you enjoy it. Note that as of this writing the Clang-based prototype implementation on Godbolt is not yet complete, in particular it still needs to implement out and forward parameters.

C++ 98

C++ 98

DZone

MARCH 16, 2023

In this latest article of the series about simulating and troubleshooting performance problems in Kotlin, let’s discuss how to make threads go into a BLOCKED state. A thread will enter into a BLOCKED state if it can’t acquire a lock on an object because another thread already holds the lock on the same object and doesn’t release it.

Programming 130

Programming Performance 130

Sutter's Mill

JULY 30, 2020

The video of my talk has now been posted — it’s an extended version of the talk I gave at DevAroundTheSun in April. Two weeks ago, I had the privilege of speaking at the C++ on Sea 2020 virtual conference. A software note: I really enjoyed the Remo platform that C++ on Sea used this year. It really felt seamless.

C++ 95

C++ Virtualization Software Software 95

Sutter's Mill

JUNE 14, 2020

” The talk video is now available on YouTube, linked below. Using examples from the evolution of programming languages and a few other tech products, it analyzes some key design factors that let you confidently answer the question, “why will your NewThing succeed, when a lot of things that look like it have failed in the past?”

Availability 97

Availability Programming Design C++ 97

n0derunner

AUGUST 10, 2020

A series of videos showing how to install, run, modify and analyze HCI clusters with the Nutanix X-ray tool How to Download and Install X-Ray to a Nutanix AHV Cluster How to modify an existing X-Ray workload to create your own HCI benchmark How to use the X-ray built-in comparison function to investigate performance of.

Benchmarking 52

Benchmarking Performance 52

Smashing Magazine

NOVEMBER 9, 2021

Automatically Transforming And Optimizing Images And Videos On Your WordPress Website. Automatically Transforming And Optimizing Images And Videos On Your WordPress Website. Leonardo Losoviz. 2021-11-09T09:30:00+00:00. 2021-11-09T14:02:28+00:00. Adding Transformations To The Images.

Website 107

Website Social Media Media Design 107

Apica

JULY 1, 2022

And with streaming services increasing all the time, more and more providers are embracing technologies that allow them to provide video content through browsers and a variety of dedicated apps. DASH operates in a similar manner over HTTP, and both formats break videos up into chunks that are encoded at different levels of quality.

Internet 52

Internet Internet Latency Virtualization 52

DZone

NOVEMBER 11, 2019

Find out how to run video streaming performance tests! Using open-source tools to stress test video streaming at scale.

Performance Testing 100

Performance Testing Open Source Testing Performance 100

The Netflix TechBlog

NOVEMBER 8, 2023

A sizzle reel is a montage of video clips from different titles strung together into a seamless A/V asset that gets members excited about upcoming launches (for example, our Emmys nominations or holiday collections). An example of a title’s video clips layout.

Processing 201

Processing Media Games Efficiency 201

The Netflix TechBlog

JUNE 14, 2023

We could also swap out the implementation of a field from GraphQL Shim to Video API with federation directives. The next phase in the migration was to reimplement our existing Falcor API in a GraphQL-first server (Video API Service). To launch Phase 2 safely, we used Replay Testing and Sticky Canaries. How does it work?

Traffic 356

Traffic Latency Cache Metrics 356

The Netflix TechBlog

FEBRUARY 13, 2023

In addition, we provide a unified library that enables ML practitioners to seamlessly access video, audio, image, and various text-based assets. Background Match Cutting is a video editing technique. Step 1 We download a video file and produce shot boundary metadata.

Media 294

Media Storage Infrastructure Systems 294

The Netflix TechBlog

JUNE 20, 2023

Understanding these elements and how they relate to each other is crucial for tasks such as video summarization and highlights detection, content-based video retrieval, dubbing quality assessment, and video editing. As a result of DTW, the scene headers have timestamps that can indicate possible scene boundaries in the video.

Benchmarking 259

Benchmarking C++ Availability Programming 259

ScaleOut Software

SEPTEMBER 25, 2020

“Tame Your Data Monster” illustrates the power of real-time digital twins in an entertaining new video. Check out this new video which depicts the challenges in using conventional tools for streaming analytics to track and respond to thousands of data sources in a live system.

Software 52

Software Software Entertainment Analytics 52

Sutter's Mill

APRIL 3, 2024

On Friday, I sat down with Kevin Carpenter to do a short (12-min) interview about my ACCU talk coming up on April 17, and other topics.

C++ 52

C++ 52

ScaleOut Software

SEPTEMBER 25, 2020

“Tame Your Data Monster” illustrates the power of real-time digital twins in an entertaining new video. Check out this new video which depicts the challenges in using conventional tools for streaming analytics to track and respond to thousands of data sources in a live system.

Entertainment 52

Entertainment Analytics Software Software 52

The Netflix TechBlog

OCTOBER 14, 2021

by Joel Sole, Mariana Afonso, Lukas Krasula, Zhi Li, and Pulkit Tandon Introducing the banding artifacts detector developed by Netflix aiming at further improving the delivered video quality Banding artifacts can be pretty annoying. Just a subtle change in the video signal can cause banding artifacts. Banding artifact?

Open Source 200

Open Source Metrics Government Processing 200

The Polyglot Developer

SEPTEMBER 16, 2019

This episode, titled Developer Education through Books, Video Courses, and Conferences , shares the personal stories of three developers when it comes to how they learn and expand their skill arsenal, as well as how they use their knowledge to produce content for other developers to consume in the format of books and courses.

Education 69

Education Development Network 69

The Netflix TechBlog

DECEMBER 14, 2023

Media Data for ML Studio Creative Production In the last 2 decades, Netflix has revolutionized the way video content is consumed, however, there is significant work to be done in revolutionizing how movies and tv shows are made. In this video, Sr.

Data Engineering 263

Data Engineering Engineering Software Engineering Best Practices 263

Abstracta

NOVEMBER 4, 2019

Using open source tools to stress test video streaming at scale In this post, I want to share something that we have been working on with BlazeMeter for. The post How to Run Video Streaming Performance Tests with the HLS Plugin for JMeter appeared first on Abstracta Software Testing Services.

Performance Testing 73

Performance Testing Testing Open Source Performance 73