The Morning Paper

SEPTEMBER 10, 2019

Procella: unifying serving and analytical data at YouTube Chattopadhyay et al., to understand YouTube video performance) drive tens of thousands of canned (known in advance) queries per second, that need to be served with latency in the tens of milliseconds. Procella employs multiple caches to mitigate this networking penalty.

Analytics 75

Analytics Latency Cache Google 75

Smashing Magazine

JANUARY 11, 2021

This guide has been kindly supported by our friends at LogRocket , a service that combines frontend performance monitoring , session replay, and product analytics to help you build better customer experiences. LogRocket tracks key metrics, incl. Getting Ready: Planning And Metrics. Get a free trial of LogRocket today.

Performance 145

Performance Cache Media Metrics 145

VoltDB

JUNE 9, 2017

Historically, telco analytics have been limited and difficult. 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. Watch the Video of our Telco Expert.

Analytics 40

Analytics Strategy Network Games 40

Speed Curve

FEBRUARY 25, 2021

What do the different metrics mean? While the focus in most cases tends to be directed toward front-end developers, it's important to remember the back-end as well if you see higher than normal start render times or increases in more basic metrics like time to first byte. This post covers: What makes a page slow? Let's get started.

Performance 143

Performance Benchmarking Metrics Monitoring 143

VoltDB

JUNE 9, 2017

Historically, telco analytics have been limited and difficult. 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. Does this affect our analytics strategy?

Analytics 40

Analytics Strategy Network Games 40

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

Smashing Magazine

AUGUST 3, 2023

Google’s Core Web Vitals is a set of performance metrics that site owners can use to evaluate performance and diagnose performance issues. These metrics provide a different perspective on user experience: Largest Contentful Paint (LCP) Measures the time it takes for the main content on a webpage to load.

Performance 75

Performance Cache Traffic Metrics 75

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

Smashing Magazine

MARCH 2, 2021

After all, when we look at our analytics, we will hardly find any customers browsing our sites or apps with a mid-range device on a flaky 3G connection. Also, there was a 65% increase in video consumption on mobile devices in 2020. Driving Business Metrics. That might come a little bit unexpected. Large preview ).

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Mobile Testing Website Benchmarking 135

Smashing Magazine

JANUARY 6, 2020

Getting Ready: Planning And Metrics. Getting Ready: Planning And Metrics. You need a business stakeholder buy-in, and to get it, you need to establish a case study, or a proof of concept using the Performance API on how speed benefits metrics and Key Performance Indicators ( KPIs ) they care about. Table Of Contents. Quick Wins.

Performance 145

Performance Cache Network Metrics 145

Speed Curve

FEBRUARY 10, 2020

Here are some common questions I’m asked when I talk with people about performance: Which metrics should I care about? With Page Speed Benchmarks, you can do things like: See what the different metrics actually mean in terms of user-perceived performance. What types of devices and connections should I test on?

Benchmarking 134

Benchmarking Speed Performance Media 134

Smashing Magazine

MARCH 7, 2022

This is helpful for those on poor or expensive networks, so they don’t have to pay an exorbitant cost just to visit your website. Weirdly, they report as a range of browsers in our analytics including the Android WebView, Chrome and Safari (despite it’s not supporting this!). save the user’s data!

Website 105

Website Media Mobile Network 105

Smashing Magazine

APRIL 29, 2022

Performance needs to be built in starting at the code level, and user-centric metrics like time to interactive (TTI), total blocking time (TBT), and first input delay (FID) help you gauge how fast a website is. Large images and videos aside, third-party scripts like pixel trackers, A/B testing, ads, widgets, CDNs, etc.,

Website 82

Website Google Open Source Mobile 82

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 74

Website Performance Website Energy Performance 74

Smashing Magazine

JANUARY 7, 2019

Getting Ready: Planning And Metrics. Getting Ready: Planning And Metrics. You need a business stakeholder buy-in, and to get it, you need to establish a case study on how speed benefits metrics and Key Performance Indicators ( KPIs ) they care about. Table Of Contents. Setting Realistic Goals. Defining The Environment.

Performance 104

Performance Cache Metrics Network 104

Dotcom-Montior

MAY 12, 2020

Network or connection error. There are certain metrics to be considered for a user to have a hassle-free experience. Network latency. Network Latency. Network latency can be affected due to. Network equipment like cable or router. There are certain circumstances where HTTP requests fail. DNS resolving error.

Monitoring 63

Monitoring Entertainment Hardware Latency 63

Smashing Magazine

JULY 29, 2019

Failing that, we are usually able to connect to home or public WiFi networks that are on fast broadband connections and have effectively unlimited data. The speed of mobile networks, too, varies considerably between countries. As for mobile network connection type, 84.7% For reference, the metric is $1.19 Mbps upload.

Cache 97

Cache Google Mobile Network 97

Smashing Magazine

JANUARY 21, 2021

Image source: Lighthouse Metrics ) ( Large preview ). The reasons for it are numerous, but the most important one is a huge difference in network conditions and device hardware across the world. This is where we started. With Lighthouse scores being somewhere between 40 and 60, we decided to tackle performance (yet again) heads on.

Performance 145

Performance Cache Mobile Network 145

Smashing Magazine

FEBRUARY 2, 2022

This problem is more apparent on unreliable and slow networks and lower-end devices. It’s an admin page that has an overview of all user activity, accounts, and analytics (admin page). Notice the difference in loading times between mobile and cable networks. A single private page. A restricted page. Large preview ).

Code 91

Code Performance Network Website 91

CSS - Tricks

MARCH 29, 2021

To make the most of these options, I usually set the “Slow 3G” preset under the “Network” tab. I sometimes record my screen and then slow down the video to find the layout shifts. The most interesting metrics to me are First Paint, First Contentful Paint, Layout Shifts, and Largest Contentful Paint. Layout Shift Regions ?—?shows

Code 110

Code Media Cache Energy 110

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

Smashing Magazine

NOVEMBER 22, 2021

This includes building websites, hosting websites, managing campaigns, SEO, analytics, CRM, and much more. While mobile devices have come a long way in terms of network and CPU speed, many of them are still significantly underpowered when compared to desktops, especially in countries where mobile connectivity is still poor.

Website 128

Website Performance Google Media 128

The Netflix TechBlog

SEPTEMBER 2, 2020

Tracing as a foundation Logs, metrics, and traces are the three pillars of observability. Metrics communicate what’s happening on a macro scale, traces illustrate the ecosystem of an isolated request, and the logs provide a detail-rich snapshot into what happened within a service. The downside is that we have so many dashboards.

Latency 296

Latency Transportation Engineering Traffic 296

Smashing Magazine

JULY 12, 2021

This CSS is usually render-blocking , so the browser won’t even render the website content until it has finished downloading and parsing the CSS file, resulting in a poor UX and performance on slower or unreliable networks. his is another useful metric to track and use for refactoring goals. More after jump! Jump to online workshops ?.

Best Practices 145

Best Practices Website Architecture Media 145

The Netflix TechBlog

JANUARY 11, 2022

To learn about Analytics and Viz Engineering, have a look at Analytics at Netflix: Who We Are and What We Do by Molly Jackman & Meghana Reddy and How Our Paths Brought Us to Data and Netflix by Julie Beckley & Chris Pham. Are there metrics that can yield a signal faster? What’s the tradeoff of using those?

Innovation 243

Innovation Metrics Engineering Testing 243

High Scalability

NOVEMBER 25, 2019

To add elasticity, reliability and durability, these data centers are connected to Google Cloud platform using high speed, secure Google Interconnect network. Video Transcoding. We already use the public cloud to autoscale some async processing like Video Transcoding, text extraction, data migration, Search, etc. Document store.

Architecture 52

Architecture Cache Azure Storage 52