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.

Media 246

Media Open Source Efficiency Software Engineering 246

Dynatrace

MAY 6, 2020

Over the last two month s, w e’ve monito red key sites and applications across industries that have been receiving surges in traffic , including government, health insurance, retail, banking, and media. Media p erformance . Watching media sites including CNN, Fox News, and CNBC has been very interesting.

Website 215

Website Monitoring Retail Media 215

The Netflix TechBlog

MAY 4, 2023

The second phase involves migrating the traffic over to the new systems in a manner that mitigates the risk of incidents while continually monitoring and confirming that we are meeting crucial metrics tracked at multiple levels. The batch job creates a high-level summary that captures some key comparison metrics.

Traffic 339

Traffic Latency Tuning Systems 339

Dynatrace

JANUARY 11, 2023

Make sure to stay connected with our social media pages for updates and tag us with #TechTransforms to be featured on our pages. Episode 40 – Security Metrics: Measure Twice, Cut Once with Rick Stewart. In this episode, Carolyn and Mark learn about the importance of focusing on the right metrics when managing security bottlenecks.

Social Media 130

Social Media Government Innovation Media 130

Tim Kadlec

APRIL 16, 2020

WebPageTest supports custom metrics, which are pretty much what they sound like: they’re metrics that you define when you run a test. You provide the logic for the metrics using a snippet of JavaScript. The following custom metric snippet sets up two custom metrics: num-initial-scripts and num-total-scripts. [

Metrics 51

Metrics Media Testing Development 51

The Netflix TechBlog

NOVEMBER 11, 2022

DRM is a collection of access control technologies that are used for protecting the copyrights of digital media such as movies and music tracks. Synthetic Minority Over-sampling Technique Evaluation Metrics For evaluating the performance of the anomaly detection models we consider a set of evaluation metrics and report their values.

C++ 312

C++ Metrics Tuning Strategy 312

Dynatrace

DECEMBER 14, 2021

Which experience am I most likely to share, with friends or on social media? The hotel’s rental subsidiary limits their IT monitoring to internal system metrics, with no visibility into user journeys or business transactions. View our on-demand Power Demo: Dynatrace and Business Observability: Tying IT Metrics to Business Outcomes.

Airlines 222

Airlines Social Media Entertainment Transportation 222

Dynatrace

APRIL 26, 2022

Fast, consistent application delivery creates a positive user experience that can ultimately drive customer loyalty and improve business metrics like conversion rate and user retention. Expanding on the traditional observability pillars of metrics, logs, and traces, DEM collects user experience data to complete the end-to-end picture.

Monitoring 203

Monitoring Social Media IoT Metrics 203

The Netflix TechBlog

FEBRUARY 13, 2023

Our goal in building a media-focused ML infrastructure is to reduce the time from ideation to productization for our media ML practitioners. We accomplish this by paving the path to: Accessing and processing media data (e.g. We accomplish this by paving the path to: Accessing and processing media data (e.g.

Media 290

Media Storage Infrastructure Systems 290

The Netflix TechBlog

SEPTEMBER 22, 2021

We wait, and we then compare the values of a variety of metrics from Group A to those from Group B. Some metrics will be specific to the given hypothesis. We then compare metrics between the two groups. Here, Group B receives the Upside Down box art. Figure 2: A simple A/B test.

Testing 245

Testing Entertainment Metrics Social Media 245

Dynatrace

DECEMBER 14, 2021

Which experience am I most likely to share, with friends or on social media? The hotel’s rental subsidiary limits their IT monitoring to internal system metrics, with no visibility into user journeys or business transactions. View our on-demand Power Demo: Dynatrace and Business Observability: Tying IT Metrics to Business Outcomes.

Airlines 188

Airlines Social Media Entertainment Transportation 188

CSS Wizardry

MAY 19, 2020

For each test, I captured the following metrics: First Paint (FP): To what extent is the critical path affected? I’m happy to say, for the metrics that matter the most, we are 700–1,200ms faster. While there are a number of ways to achieve this, I’d dare say the simplest and most ubiquitous is Filament Group’s print media type trick.

Google 364

Google Media Latency Metrics 364

O'Reilly

APRIL 23, 2024

Even social media started with the promise of information triage: for each person, a unique feed of updates from only the friends they had chosen to follow. Algorithms for search, recommendations, social media feeds, entertainment, and news became the foundation of an enormous new economy.

Social Media 108

Social Media Google Internet Internet 108

The Netflix TechBlog

MARCH 12, 2021

In this post, we will share a behind-the-scenes look at how Netflix delivers technology and infrastructure to help production crews create and exchange media during production and post production stages. Lights, Camera, Media! Now that we understand what media workflows are, let’s take a look at some of the workflows we’ve enabled.

Media 174

Media Cloud Logistics Technology 174

Dynatrace

JUNE 7, 2023

IT teams can’t see into the internal state of Kubernetes containers , so they often collect a wide variety of telemetry data — such as logs, metrics, and distributed traces — to compensate for this lack of visibility. Its inherent complexity makes observability difficult — especially when used across highly distributed systems.

Open Source 206

Open Source Social Media Infrastructure Operating System 206

Speed Curve

AUGUST 21, 2017

That's why we're very excited to introduce Hero Rendering Times, a set of new metrics for measuring the user experience. These metrics are available right now to SpeedCurve users. A brief history of UX metrics. This metric, which is measured in WebPageTest , identifies when the visible parts of a page are displayed.

Metrics 49

Metrics Speed Retail Media 49

The Netflix TechBlog

NOVEMBER 29, 2023

Details pertaining to HDR-VMAF exceed the scope of this article and will be covered in a future blog post; for now, suffice it to say that the first version of HDR-VMAF landed internally in 2021 and we have been improving the metric ever since. The arrival of HDR-VMAF allowed us to create HDR streams with DO applied, i.e., HDR-DO encodes.

Open Source 252

Open Source Software Engineering Internet Internet 252

Smashing Magazine

AUGUST 15, 2023

So noticeable, in fact, that Core Web Vitals has a metric all about it called Largest Contentful Paint (LCP). This metric measures the time it takes, in seconds, to render the largest image or text block that is visible on the initial load. We should learn common metrics , such as Time to First Byte, LCP, and other web vitals.

Media 73

Media Metrics Mobile Best Practices 73

Speed Curve

APRIL 3, 2022

Page Speed Benchmarks is an interactive dashboard that lets you explore and compare web performance data for leading websites across several industries – from retail to media – over the past year. Key metrics. These visuals are a great tool for validating the best metrics to focus on for your pages. UK & EU.

Benchmarking 54

Benchmarking Speed Retail Media 54

Dynatrace

JANUARY 13, 2022

As organizations started learning about Log4Shell from news feeds, blogs, and social media, the Dynatrace security team—and Dynatrace Application Security—kicked into action. On December 9, 2021, the first indicators of the Log4j vulnerability (Log4Shell) began to reverberate across the world.

Social Media 225

Social Media Strategy Media Java 225

Dynatrace

FEBRUARY 15, 2023

Data lakehouse enables exploratory analytics and interactive data sharing This new UX powers Dynatrace Notebooks, an interactive document capability that allows IT, development, security, and business users to collaborate using code, text, and rich media to build, evaluate, and share insights from exploratory, causal-AI analytics projects.

Analytics 130

Analytics Government Media C++ 130

Tim Kadlec

JUNE 1, 2023

Looking at the metrics alone, you would think their performance was rock-solid and there wasn’t much to do. As you scroll down into the page, that content often contains images and other forms of media and those are very large and unoptimized, resulting in them loading very slowly. All the usual suspects look great.

Performance 49

Performance Media Metrics Efficiency 49

Speed Curve

FEBRUARY 15, 2021

Web pages are unbelievably complex, and there are hundreds of different metrics available to track. A performance budget is a threshold that you apply to the metrics you care about the most. This is when you run into three important questions: Which metrics should you focus on? Which metrics should you focus on?

Performance 134

Performance Metrics Benchmarking Google 134

The Netflix TechBlog

JULY 30, 2019

The Netflix Media Database (NMDB) is one such example. Below is a snapshot of our Kibana dashboard which shows the workflow execution metrics over a typical 7-day period. Developer Labs, Logging and Metrics We have been continually improving logging and metrics, and revamped the documentation to reflect the latest state of Conductor.

Lambda 189

Lambda Media Open Source Metrics 189

O'Reilly

APRIL 30, 2024

The problems fostered by social media, search, and recommendation algorithms was never an engineering issue, but one of financial incentives (of profit growth) not aligning with algorithms’ safe, effective, and equitable deployment. User preferences were downgraded in algorithmic importance in favour of more profitable content.

Social Media 88

Social Media Artificial Intelligence Innovation Logistics 88

Jos

JUNE 2, 2018

One could argue this is a metric-driven decision. There is a lot research on how performance optimization improves key metrics and sites like WPO Stats are a good source of case studies. Lots of case studies where changes in performance led to key metric improvement. Well, not so fast. That’s how you can convince your boss.

Performance 237

Performance Speed Google Media 237

The Netflix TechBlog

AUGUST 28, 2020

As for HDR, our team is currently developing an HDR extension to VMAF, Netflix’s video quality metric , which will then be used to optimize the HDR streams. ¹ This in turn allows us to compare error rates as well as various metrics related to quality of experience (QoE). The 8-bit stream profiles go up to 1080p resolution.

Network 330

Network Storage Innovation Mobile 330

Speed Curve

OCTOBER 27, 2020

The newcomer to the scene was Cumulative Layout Shift (CLS), and, not surprisingly, it's the metric that's gotten the most questions. Does it correlate to user behaviour or business metrics in any measurable way? While I understand why score-based metrics add value, I'm a visual person. How is it calculated? is considered poor.

Retail 81

Retail Benchmarking Google Metrics 81

Speed Curve

DECEMBER 21, 2022

You can see at a glance: Key metrics like Core Web Vitals and your User Happiness score. Here you can still find time series charts that show how performance is trending over time across a number of key metrics, including Core Web Vitals. Fixing high-traffic but poor-performing areas of your site will help lift your overall metrics.

Benchmarking 52

Benchmarking Retail Traffic Metrics 52

Apica

JULY 18, 2022

2022 has already see a significant uptick in our media coverage as more and more people discover the unique capabilities of our products. The industry is shifting from basic performance metrics to focusing on the business outcomes and the user experience. Here’s what we’ve achieved this year so far, only halfway through.

Innovation 52

Innovation Media Monitoring Metrics 52

Tasktop

OCTOBER 12, 2020

We have listened closely to our treasured partner network to design a simplified program tailored to help you seamlessly incorporate Flow Metrics into your business practice. Measuring and Proving your Value: Use Flow Metrics to demonstrate client gains and the value of your services. Co-Marketing.

Programming 98

Programming DevOps Healthcare Strategy 98

Dynatrace

APRIL 15, 2021

Recently, after an unusual year for most, Dynatrace was joined by Grant Hedley, from Laithwaite’s, and a range of customers and prospects from the financial services and media industries for a return to normality – Drinking wine. Dynatrace news. The primary theme of the event was transforming faster with automation and AI.

Speed 163

Speed Media Monitoring Engineering 163

Smashing Magazine

APRIL 11, 2022

Loading experience is crucial to the user’s first impression and overall usability, so Google defined Largest Contentful Paint (LCP) metric to measure how quickly the main content loads and is displayed to the user. Script (async), Media and images, SVG document. CSS mismatch, Prefetch. Without priority hints. Large preview ).

Media 69

Media Tuning Metrics Google 69

Smashing Magazine

DECEMBER 19, 2021

Previous metrics measured variations of the first paint to screen (often this was a header or background color); incidentally content that isn’t really what the user actually wants to get out of the page. And the “contentful” part of the name shows this metric is intended to ignore (e.g. Digging A Little Deeper Into The Metrics.

Google 143

Google Traffic Mobile Website 143

Smashing Magazine

OCTOBER 27, 2021

Before those studies, web pages were designed as printed media, with columns and big blocks of text. The AOI will determine what areas you will calculate metrics for. The metrics and how they will be shown depending on the eye-tracking tool you choose. The metrics available in eye-tracking can vary from tool to tool.

Mobile 111

Mobile Website Hardware Social Media 111

Testsigma

JANUARY 21, 2021

You can now start working on identifying your goals and metrics to achieve them. Some examples of such tasks include registering and logging into an account, uploading or downloading media files, browsing through a page, etc. Scope of the product. Setting up the tasks. and they are mostly specific to the type of application.

Mobile 95

Mobile Testing Social Media Media 95

CSS - Tricks

AUGUST 15, 2019

One major drawback of this new approach is that CSS media queries can no longer be used to conditionally apply styles based on the content’s width (since the content no longer loads in a separate, embedded document). This is a huge challenge for us. We now have no way of knowing how big our content is when it’s served. via Toby Cox ).

Media 41

Media Website Internet Internet 41