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. To launch Phase 2 safely, we used Replay Testing and Sticky Canaries. In Phase 1, we leveraged the AB testing framework to isolate a user segment into two groups totaling 1 million users. How does it work?

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Traffic Latency Cache Metrics 353

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].

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Latency Cache Java Traffic 233

Smashing Magazine

JANUARY 11, 2021

Assets Optimizations Brotli, AVIF, WebP, responsive images, AV1, adaptive media loding, video compression, web fonts, Google fonts. You can then mimic the 90th percentile’s experience for testing. CrUX generates an overview of performance distributions over time, with traffic collected from Google Chrome users. Large preview ).

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Performance Cache Media Metrics 145

Smashing Magazine

JANUARY 6, 2020

You can then mimic the 90th percentile’s experience for testing. To get a good first impression of how your competitors perform, you can use Chrome UX Report ( CrUX , a ready-made RUM data set, video introduction by Ilya Grigorik and detailed guide by Rick Viscomi) or Treo Sites , a RUM monitoring tool that is powered by Chrome UX Report.

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Performance Cache Network Metrics 145

Smashing Magazine

JANUARY 7, 2019

You can then mimic the 90th percentile’s experience for testing. Paddy Ganti’s script constructs two URLs (one normal and one blocking the ads), prompts the generation of a video comparison via WebPageTest and reports a delta. Real User Monitoring ( RUM ) tools evaluate user interactions continuously and collect field data (e.g.

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Performance Cache Network Metrics 104