AVIF for Next-Generation Image Coding
By Aditya Mavlankar, Jan De Cock¹, Cyril Concolato, Kyle Swanson, Anush Moorthy and Anne Aaron TL; DRWe need an alternative to JPEG that a) is widely supported, b) has better compression efficiency and c) has a wider feature set. We believe AV1 Image File Format (AVIF) has the potential. Using the framework we have open sourced, AVIF compression efficiency can be seen at work and compared against
Quasi Experimentation at Netflix – Netflix TechBlog – Medium
Colin McFarland, Michael Pow, Julia Glick Experimentation informs much of our decision making at Netflix. We design, analyze, and execute experiments with rigor so that we have confidence that the changes we’re making are the right ones for our members and our business. We have many years of experience running experiments in all aspects of the Netflix product, continually improving our UI, search,
Crafting a high-performance TV user interface using React
by Ian McKay The Netflix TV interface is constantly evolving as we strive to figure out the best experience for our members. For example, after A/B testing, eye-tracking research, and customer feedback we recently rolled out video previews to help members make better decisions about what to watch. We’ve written before about how our TV application consists of an SDK installed natively on the device
Linux Performance Analysis in 60,000 Milliseconds
You log in to a Linux server with a performance issue: what do you check in the first minute? At Netflix we have a massive EC2 Linux cloud, and numerous performance analysis tools to monitor and investigate its performance. These include Atlas for cloud-wide monitoring, and Vector for on-demand instance analysis. While those tools help us solve most issues, we sometimes need to login to an instanc
Vizceral Open Source
Previously we wrote about our traffic intuition tool, Flux. We have some announcements and updates to share about this project. First, we have renamed the project to Vizceral. More importantly, Vizceral is now open source! Open SourceVizceral transformed the way we understand and digest information about the state of traffic flowing into the Netflix control plane. We wanted to be able to intuit de
Making Netflix.com Faster
by Kristofer Baxter Simply put, performance matters. We know members want to immediately start browsing or watching their favorite content and have found that faster startup leads to more satisfying usage. So, when building the long-awaited update to netflix.com, the Website UI Engineering team made startup performance a first tier priority. The impact of this effort netted a 70% reduction in star
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