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

DZone

APRIL 30, 2020

Run your own Video Conference Service with Jitsi , I started looking for a reliable solution to monitor my instance that runs Jitsi. I needed basic information on RAM, CPU, Disk, Networking, and I/O to assess the performance bottleneck for the serve. Following on my previous article.

Monitoring 159

Monitoring Servers Hardware Open Source 159

Tasktop

OCTOBER 18, 2021

It’s been just over a week since this year’s virtual DevOps Enterprise Summit USA and I don’t know about you, but I am already missing the vibrant Slack conversations, the impromptu Gather interactions, the industry-leading content and the many networking opportunities that brought together the thriving DevOps community. . DevOps and OKRs.

DevOps 52

DevOps Metrics Virtualization Innovation 52

CSS Wizardry

MAY 19, 2020

It’s widely accepted that self-hosted fonts are the fastest option: same origin means reduced network negotiation, predictable URLs mean we can preload , self-hosted means we can set our own cache-control. For each test, I captured the following metrics: First Paint (FP): To what extent is the critical path affected? Because harry.is

Google 364

Google Media Latency Metrics 364

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

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 Social Media Metrics 245

The Netflix TechBlog

SEPTEMBER 18, 2020

They are continuously innovating compression algorithms to efficiently send high quality audio and video files to our customers over the internet. I focus on improving experimentation methodology to test how well the newest files are working: do they need less bits to stream while providing a higher video quality? benefit more?

Analytics 223

Analytics Education Innovation Engineering 223

Speed Curve

JUNE 30, 2020

Keep reading to find out what this means and how it may affect your performance metrics. While we can't predict exactly how the updates will affect performance metrics, here are a few observations we made during our initial investigation: Lighthouse performance scores for mobile tests could stay roughly the same.

Metrics 98

Metrics Mobile Google Network 98

Smashing Magazine

OCTOBER 9, 2023

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. FCP is a metric that measures the time between the point when a page starts loading to when the first bytes of content are rendered. You get the idea.

Media 79

Media Network Processing Code 79

Speed Curve

NOVEMBER 7, 2021

The metrics that comprise Web Vitals are still evolving. These metrics will (I think) always be in a state of evolution. We need to do our best to stay up to date – not just with which metrics to track, but also with what they measure and why they're important. Which performance metrics should you focus on for SEO?

Performance 96

Performance Google Metrics Mobile 96

The Netflix TechBlog

MAY 21, 2019

Netflix engineers run a series of tests and benchmarks to validate the device across multiple dimensions including compatibility of the device with the Netflix SDK, device performance, audio-video playback quality, license handling, encryption and security. The neural network (NN)-based agent uses a deep net with fully connected layers.

Testing 163

Testing AWS Lambda Network 163

Speed Curve

MARCH 12, 2023

Pages - This detailed view gives you trended information for all the metrics you know and love. Otherwise, the metrics reflected will be from your synthetic data. And finally, a 7-day trend is displayed for your most important metrics. Here you'll see key metrics for the page trended over time.

Testing 52

Testing Metrics Monitoring Website 52

CSS Wizardry

MARCH 28, 2022

This genuinely surprises me, because LCP is the simplest metric to improve. The metrics above don’t matter in and of themselves, but it’s going to help your LCP if you can get them as low as possible. To that end, waterfalls in all Chrome versions look identical, and networking/scheduling behaviour remains unchanged.

Virtualization 330

Virtualization Google Metrics Testing 330

Dynatrace

DECEMBER 4, 2019

He said that any mistake with Ingress configuration, Load Balancers, or any other network component that sits between the consumer and the actual service running in k8s can lead to SLA violations while Kubernetes internal health checks still report that everything is green. The video below which shows: Installing the Synop Operator.

Monitoring 146

Monitoring Best Practices Testing Network 146

The Netflix TechBlog

OCTOBER 19, 2020

Investigating a video streaming failure consists of inspecting all aspects of a member account. Reconstructing a streaming session was a tedious and time consuming process that involved tracing all interactions (requests) between the Netflix app, our Content Delivery Network (CDN), and backend microservices.

Infrastructure 233

Infrastructure Transportation Storage Open Source 233

High Scalability

OCTOBER 19, 2018

four petabytes : added to Internet Archive per year; 60,000 : patents donated by Microsoft to the Open Invention Network; 30 million : DuckDuckGo daily searches; 5 seconds : Google+ session length; 1 trillion : ARM device goal; $40B : Softbank investment in 5G; 30 : Happy Birthday IRC!; They'll love it and you'll be their hero forever.

Internet 123

Internet Internet Scalability Lambda 123

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. We found out user-centric performance metrics to be the perfect fit for this purpose. For this case study, we are mainly going to focus on CLS. More after jump! Root Cause.

Website 105

Website Google Metrics Testing Tools 105

Speed Curve

DECEMBER 13, 2023

LCP measures when the largest visual element in the viewport – typically a hero image or video – finishes rendering. Are you using a content delivery network (CDN) to bring elements like images closer to your users, so that delivery times are faster? Are non-essential or lesser resources deferred? Are images optimized?

Performance 67

Performance Retail Benchmarking Ecommerce 67

Smashing Magazine

JANUARY 15, 2019

The key metric for measuring the sustainability of a digital product is its energy usage. This includes the work done by the server, the client and the intermediary communications networks that transmit data between the two. An obvious metric here is CPU usage, but memory usage and other forms of data storage also play their part.

Website Performance 73

Website Performance Website Energy Performance 73

Tasktop

MAY 12, 2021

Tasktop Viz is a value stream management (VSM) solution for software delivery that measures and optimizes the flow of business value across end-to-end collaboration networks. . “As And all this was made possible by measuring Flow Metrics side by side with business results, monitoring both, and actively looking for opportunities to optimize.”.

Metrics 52

Metrics Monitoring Efficiency Engineering 52

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. So, we relied on higher-level metrics-based testing: AB Testing and Sticky Canaries. To determine customer impact, we could compare various metrics such as error rates, latencies, and time to render. How does it work?

Traffic 353

Traffic Latency Cache Metrics 353

Tasktop

MAY 18, 2021

Tasktop Viz is a value stream management solution that measures and optimizes the flow of business value across end-to-end collaboration networks. . David goes into Viz at least once a week to look at his Flow Metrics. At one point, he noticed a simultaneous decline in three metrics: . Take a Course in Flow Metrics.

Efficiency 52

Efficiency Metrics Engineering Infrastructure 52

Rigor

JUNE 12, 2019

“The Best in Performance” video series from Rigor gives you the chance to eavesdrop on conversations with web performance industry experts, thought leaders, and technologists. When talking to an executive, she explains, you have to bear in mind that they may not understand the language of performance metrics.

Performance 72

Performance Social Media Internet Internet 72

O'Reilly Software

MAY 15, 2018

IBM is driving development in the container space, as shown through last year’s launch of Istio , an open cloud service that allows developers to connect, manage, and secure networks of different microservices. Cilium is a very new project; it's a network and security API, so it sort of has ties into projects like Istio.

Development 73

Development Media Google Network 73

VoltDB

JUNE 9, 2017

Telco networks and the systems that support those networks are some of the most advanced technology solutions in existence. Handling the data generated by these networks is a herculean task. Telco companies used this information and insights to plan capital investment projects for network expansion and marketing.

Analytics 40

Analytics Strategy Network Games 40

Dynatrace

JUNE 1, 2023

Certain SLOs can help organizations get started on measuring and delivering metrics that matter. With this objective, the app ensures that users experience real-time feedback and immediate updates when logging workouts, recording sets and reps, or tracking performance metrics. for the workout video playback feature.

Latency 177

Latency Website Traffic Virtualization 177

Dynatrace

JUNE 1, 2023

Certain service-level objective examples can help organizations get started on measuring and delivering metrics that matter. With this objective, the app ensures that users experience real-time feedback and immediate updates when logging workouts, recording sets and reps, or tracking performance metrics. The Apdex score of 0.85

Traffic 173

Traffic Latency Website Virtualization 173

Dynatrace

DECEMBER 22, 2019

AWS offers a broad set of global, cloud-based services including computing, storage, networking, Internet of Things (IoT), and many others. To reduce your CloudWatch costs and throttling, you can now select from additional services and metrics to monitor. Get up to 300 new AWS metrics out of the box. Dynatrace news.

AWS 136

AWS Metrics IoT Storage 136

Dynatrace

DECEMBER 22, 2019

AWS offers a broad set of global, cloud-based services including computing, storage, networking, Internet of Things (IoT), and many others. To reduce your CloudWatch costs and throttling, you can now select from additional services and metrics to monitor. Get up to 300 new AWS metrics out of the box. Dynatrace news.

AWS 133

AWS Metrics IoT Storage 133

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 195

Open Source Metrics Government Systems 195

Adrian Cockcroft

JANUARY 29, 2023

I presented this analysis of response time distributions talk in 2016 — at Microxchg in Berlin ( video ). This seems reasonable overhead for a real time algorithm that could be applied to histogram data as part of a metric collection pipeline. > I’ve been thinking about this for a long time.

Lambda 98

Lambda Latency Cache C++ 98

Rigor

SEPTEMBER 11, 2019

Follow him on Twitter @ RickByers and be sure to watch the video of his conversation at Chrome Dev Summit 2016 , where he discussed the ways Chrome is “improving predictability for developers.” Check out his how-to videos on his YouTube channel as well as his performance related dispatches on Twitter @ paulcalvano.

Performance 89

Performance Education Google Website 89

Dynatrace

AUGUST 1, 2022

For example, let’s say you have an idea for a new social network and decide to use Kubernetes as your container management platform. You also decide to run your database for storing user uploads – such as images or videos – directly in Kubernetes. Famous examples include Redis , PostgreSQL , MySQL, and MongoDB.

Storage 187

Storage Database Network Tuning 187

VoltDB

JUNE 9, 2017

Telco networks and the systems that support those networks are some of the most advanced technology solutions in existence. Handling the data generated by these networks is a herculean task. Telco companies used this information and insights to plan capital investment projects for network expansion and marketing.

Analytics 40

Analytics Strategy Network Games 40

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. Open Connect Open Connect is Netflix’s content delivery network (CDN). video streaming) takes place in the Open Connect network. are you logged in?

Open Source 279

Open Source Network Infrastructure Big Data 279

Dotcom-Montior

DECEMBER 8, 2021

Like Slack, Microsoft is a real-time communication application that offers features like online messaging, video chat, and document sharing. OpsGenie also provides features like reporting and analytics so teams can view and track incident response metrics and efficiencies.

Social Media 90

Social Media Monitoring Latency DevOps 90

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. Training Performance Media model training poses multiple system challenges in storage, network, and GPUs. Background Match Cutting is a video editing technique.

Media 290

Media Storage Infrastructure Systems 290