The Netflix TechBlog

JUNE 5, 2023

Problem Netflix’s content catalog is composed of video captured and encoded in one of various frame rates ranging from 23.97 24→60, 25→60, etc…), which manifests as choppy video playback as illustrated below: With Judder Without Judder It is important to note that the severity of the judder depends on the replication pattern.

Entertainment 306

Entertainment Engineering Technology Technology 306

DZone

MAY 10, 2023

Every internet user, knowingly or unknowingly, uses a CDN while watching a video, reading a newspaper, or enjoying a TV show. CloudFront CDN and CloudFlare CDN are two popular services available on the market. CDN stands for content delivery network.

Internet 161

Internet Internet Network Website 161

The Netflix TechBlog

MARCH 5, 2024

More than half of our critical streaming video services are now running on JDK 21 with Generational ZGC, so it’s a good time to talk about our experience and the benefits we’ve seen. Half of all services required for streaming video use our Hollow library for on-heap metadata. That became a nearly 10% improvement with generational ZGC.

Latency 228

Latency Java Tuning Efficiency 228

The Netflix TechBlog

JANUARY 25, 2023

An example for storing both time and space based data would be an ML algorithm that can identify characters in a frame and wants to store the following for a video In a particular frame (time) In some area in image (space) A character name (annotation data) Pic 1 : Editors requesting changes by drawing shapes like the blue circle shown above.

Scalability 283

Scalability Latency Media Architecture 283

Tech News Gather

JANUARY 27, 2023

Whether you’re looking for a side hustle or just a way to earn a little extra cash, there are plenty of options available. Alternative apps to Earnin for earning money: There are various apps available that can be referred to as an alternative to Earnin. How Can You Make Money in India Through Money-Making Apps?

Availability 52

Availability Retail Programming Education 52

The Netflix TechBlog

DECEMBER 14, 2020

i.e. video would play for a very short time, then pause, then start again, then pause. They supplied a video and it looked terrible. I walked upstairs and found the engineer who wrote the audio and video pipeline in Ninja, and he gave me a guided tour of the code. In Ninja, this job is performed by an Android Thread.

Engineering 352

Engineering Code Hardware Open Source 352

Dynatrace

AUGUST 8, 2022

the newly released mobile app available on Android and iOS , uses Davis AIOps to push alert notifications directly to your phone and significantly reduce the incident response times. The Dynatrace mobile app takes the desktop experience you are already familiar with and makes it available on your mobile. Dynatrace 3.0, An issue occurs.

Mobile 237

Mobile Infrastructure DevOps Monitoring 237

Sutter's Mill

SEPTEMBER 26, 2019

My CppCon 2019 talk is now available on YouTube, and the slides will soon be available here. I hope you enjoy it.

Availability 98

Availability C++ 98

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

Dynatrace

OCTOBER 12, 2023

>> Scroll down to see Dynatrace DPL Architect in action (24-second video) Investigating log data with the help of DQL Let’s look at a practical example. Figure 2: Choose from a list of available patterns Developing a new pattern using DPL Architect DPL Architect helps you by creating your own patterns and provides instant feedback.

Speed 208

Speed AWS C++ Availability 208

Alex Podelko

APRIL 18, 2021

David Daly’s presentation at LTB 2020 , How to Waste Time and Money Test ing the Performance of a Software Product, is probably a good introduction [Video] — [Slides]. These two papers provide many more insights: Automated system performance testing at MongoDB , DBTest 2020 [ Video ]. The MongoDB Podcast, Ep.

Performance Testing 182

Performance Testing Performance Testing Education 182

The Netflix TechBlog

FEBRUARY 5, 2020

AV1 is a high performance, royalty-free video codec that provides 20% improved compression efficiency over our VP9† encodes. Our support for AV1 represents Netflix’s continued investment in delivering the most efficient and highest quality video streams. AV1-libaom compression efficiency as measured against VP9-libvpx.

Media 160

Media Open Source Mobile Hardware 160

The Netflix TechBlog

FEBRUARY 5, 2020

AV1 is a high performance, royalty-free video codec that provides 20% improved compression efficiency over our VP9† encodes. Our support for AV1 represents Netflix’s continued investment in delivering the most efficient and highest quality video streams. AV1-libaom compression efficiency as measured against VP9-libvpx.

Media 160

Media Open Source Mobile Hardware 160

The Netflix TechBlog

APRIL 17, 2019

What does this example have to do with software development and video encoding? Intel and Netflix announced their collaboration on a software video encoder implementation called SVT-AV1 on April 8, 2019. The first successful digital video standard was MPEG-2, which truly enabled digital transmission of video.

Open Source 166

Open Source Scalability Speed Efficiency 166

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

Media 246

Media Open Source Efficiency Software Engineering 246

Dynatrace

JULY 30, 2021

Watch the video here, open it on YouTube or watch it on Dynatrace University (including access to slides): If you want to try this yourself then just follow the guidance from Kristof. As mentioned above I encourage you to watch Kristof’s video closely and also download the slides from Dynatrace University. Step 3: SLOs.

Cloud 232

Cloud Metrics Strategy Monitoring 232

The Netflix TechBlog

FEBRUARY 14, 2020

Below, we discuss how we’ve built upon our previous work of harvesting static images directly from video source files and our computer vision algorithms to produce a set of artwork candidates that covers the major product canvases for the entire content catalog. Broadly speaking, we use two methods to extract movie stills out of video source.

Design 182

Design Open Source C++ Availability 182

Alex Podelko

FEBRUARY 28, 2021

Can’t say that it changed much since then industry-wise – but great free MongoDB courses are available to everybody). Some good videos on the topic: Solving MongoDB Performance Riddles with Systems Thinking. Some good videos on the topic: Solving MongoDB Performance Riddles with Systems Thinking. What is MongoDB FTDC (aka.

Performance 200

Performance IoT Education Best Practices 200

Dynatrace

JULY 16, 2021

This week my colleague Michael Winkler announced the general availability of Cloud Automation quality gates , a new capability that aims to provide answer-driven release validation as part of your delivery process. Let’s Start: Answer driven automation – your full video tutorial. 01:19 – Introducing Shift-Left SLO Quality Gates.

DevOps 244

DevOps Open Source Cloud Azure 244

Dynatrace

SEPTEMBER 8, 2023

As you follow along in the video, you’ll notice the ability to determine the day of the week for each transaction and visualize the data in a user-friendly bar chart. This type of insight enables you to proactively manage liquidity, ensure sufficient funds are available, and make informed decisions about resource allocation.

Database 270

Database Artificial Intelligence Metrics Monitoring 270

All Things Distributed

MARCH 23, 2021

We had images for products sold on Amazon.com, video files, etc., and we needed the low cost with high reliability that wasn’t readily available in storage solutions. When we took a hard look at our storage for the Amazon ecommerce web site in 2005, we realized that the majority of our data needed an object (or key-value) store.

Ecommerce 216

Ecommerce Retail Storage Scalability 216

Smashing Magazine

OCTOBER 9, 2023

— of the many, many plugins available for handling images. Video files? This article is the first of a brief two-part series where we will look specifically at the media you are most likely to use: images, video, and audio. That means we will have to use vanilla methods for videos and audio in Gatsby.

Media 79

Media Network Processing Code 79

Dynatrace

SEPTEMBER 20, 2022

With Session Replay video-like recordings of all user sessions that end in a crash, developers can reproduce and fix crashes faster and keep their users satisfied and engaged. Crash analysis for Android apps is available with Dynatrace version 1.245. In fact, 71% of mobile app uninstalls are due to app crashes.

Healthcare 220

Healthcare Government Mobile Retail 220

Dynatrace

DECEMBER 27, 2022

According to Google’s SRE handbook , best practices, there are “ Four Golden Signals ” we can convert into four SLOs for services: reliability, latency, availability, and saturation. Availability. To measure availability, we can rely on an HTTP monitor from Dynatrace Synthetic Monitoring. Reliability.

Software 264

Software Software Benchmarking Latency 264

CSS Wizardry

MAY 19, 2020

Their ability to serve the tiniest possible font files tailored to specific user agents and platforms is amazing, and with such a huge, freely-available library served from Google-grade CDNs… I definitely see why people continue to turn to it. And a video showing the issue in DevTools: Can’t see the video? Can’t see the video?

Google 364

Google Media Latency Metrics 364

The Netflix TechBlog

SEPTEMBER 8, 2020

As an example, to render the screen shown here, the app sends a query that looks like this: paths: ["videos", 80154610, "detail"] A path starts from a root object , and is followed by a sequence of keys that we want to retrieve the data for. Instead, it is part of a different path : [videos, <id>, similars].

Latency 233

Latency Cache Java Traffic 233

Speed Curve

MAY 27, 2014

Speed Index is now available on SpeedCurve. It's based on video analysis of how the page loads over time. Here's a great video from Paul Irish introducing Speed Index at the recent Front End Ops Conference. Choose "SpeedIndex" from the top right of the main graphs.

Speed 40

Speed Availability 40

Speed Curve

DECEMBER 19, 2023

However, I do see that the asset size for video (the video I updated in place of the original image) has increased dramatically to over 1MB: This is confusing to me, so I follow the link to view my deployment in SpeedCurve. This is available for all accounts today. Don't have a SpeedCurve account? Start your free trial today!

Performance Testing 64

Performance Testing Testing Performance Mobile 64

Dynatrace

FEBRUARY 9, 2021

So e ven when you don’t fully understand the exact cause of a crash, you can still view a video of the end of the crashed session to see the exact steps that the affected user took and the exact data they entered. In such cases, the crash can be analyzed only by using the information that’s available on the session details page.

Mobile 193

Mobile Tuning Monitoring Storage 193

DZone

OCTOBER 7, 2019

In this blog post, Ilhaan discusses the design and implementation of kubeCDN , a tool designed to simplify geo-replication of Kubernetes clusters in order to deploy services with high availability on a global scale. for a shared document or video stream to reach you. Nevertheless, this medium of innovation is nowhere near perfect.

Internet 141

Internet Internet Innovation Design 141

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

Dynatrace

DECEMBER 8, 2022

DevOps platform engineers are responsible for cloud platform availability and performance, as well as the efficiency of virtual bandwidth, routers, switches, virtual private networks, firewalls, and network management. DevOps engineer tools can help ease the pressure as environment complexity grows.

DevOps 191

DevOps Engineering Testing Open Source 191

Dynatrace

AUGUST 16, 2023

In the following example, the Dynatrace platform identifies seven problems with the service Availability BasketsResources in less than a week. If you are just getting started with SLOs in Dynatrace, we highly recommend this introductory video , which provides a comprehensive and user-friendly overview of this SLO functionality.

Monitoring 186

Monitoring DevOps Metrics Innovation 186

Dynatrace

MARCH 19, 2020

Then we decided to record a short video, describing the problems and clicking through our prototype with a bit of explanation. We sent this video (together with the option of rating the concept and providing feedback) to the UX enablement guild , who provided us with constructive ideas, concerns, and reactions.

Open Source 175

Open Source Design Speed Mobile 175

Dynatrace

JULY 1, 2020

The reason why I would use the metrics in this case and not the USQL query is that I have a long term trend available and can set specific alerts. In my previous post, I suggest using the dashboard example below, that you should have available for individual campaigns. In the below 4 minute video, Lucas Hocker shows you how it is done.

Traffic 264

Traffic Analytics Metrics Servers 264

Dynatrace

JULY 24, 2023

Session replay is a real user monitoring technology that creates video-like recordings — or snapshots — of how users navigate and interact with a company’s website or mobile application. Other available data privacy settings and configurations to look for include: Masking sensitive information by default, like IP addresses.

Analytics 192

Analytics Website Mobile Internet 192

Dynatrace

AUGUST 5, 2020

Dynatrace Synthetic Monitoring allows you to proactively monitor the availability of your public as well as your internal web applications and API endpoints from locations around the globe or important internal locations such as branch offices. The new web performance metrics are not yet available as key performance metrics.

Metrics 215

Metrics Monitoring Performance Benchmarking 215