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How Netflix brings safer and faster streaming experience to the living room on crowded networks…

The Netflix TechBlog

How Netflix brings safer and faster streaming experience to the living room on crowded networks using TLS 1.3 We want playback to start instantly and to never stop unexpectedly in any network environment. for streaming traffic. handshake was not designed to protect the integrity of the entire handshake. What is TLS?

Network 237
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All of Netflix’s HDR video streaming is now dynamically optimized

The Netflix TechBlog

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. 1) depicts the migration of traffic from fixed bitrates to DO encodes.

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Disaster Recovery for PostgreSQL on Kubernetes

Percona

In this article, you will learn how to set up disaster recovery with Percona Operator for PostgreSQL version 2. In this case, you can be sure that Main really failed, and it is not a network split situation. Another aspect of automation is to switch the traffic for the application from Main to Standby after promotion.

Storage 119
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Seamlessly Swapping the API backend of the Netflix Android app

The Netflix TechBlog

ecosystem was chosen for this new service deserves an article in and of itself. In this step, a pipeline picks our candidate change, deploys the service, makes it publicly discoverable, and redirects a small percentage of production traffic to this new service. The context around why the Node.js Replay Testing Enter replay testing.

Latency 233
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Improving Core Web Vitals, A Smashing Magazine Case Study

Smashing Magazine

I’ve written a few articles here before on Core Web Vitals, and am always interested to see what’s in their annual Web Performance Checklist. Running a failing article page through WebPageTest highlighted the LCP element: The LCP image of a typical Smashing Magazine article. OK, so the article author photo is the LCP element.

Google 143
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Optimising Largest Contentful Paint

CSS Wizardry

Plan in suitable buffer time for traffic issues, etc. For the purposes of this article, I built a series of reduced demos showing how each of the LCP types behave. is available for you to look through, though we’ll pick apart individual waterfalls later in the article. Design modals and cookie banners etc. Block-level.

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How the Great Firewall of China Affects Performance of Websites Outside of China

Dotcom-Montior

This project implements multiple techniques and tactics to censor China’s internet and controls the internet gateways to analyze, filter, and manipulate the internet traffic between inside and outside of China. It’s designed in such a way that you won’t even notice if the website has been blocked. Deep Packet Inspection.

Website 82