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

The Netflix TechBlog

HDR was launched at Netflix in 2016 and the number of titles available in HDR has been growing ever since. Separately, our invention of Dynamically Optimized ( DO ) encoding helps achieve optimized bitrate-quality tradeoffs depending on the complexity of the content.

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The Performance Inequality Gap, 2023

Alex Russell

TL;DR : To serve users at the 75 th percentile ( P75 ) of devices and networks, we can now afford ~150KiB of HTML/CSS/fonts and ~300-350KiB of JavaScript (gzipped). This is a slight improvement on last year's budgets , thanks to device and network improvements. That is, what was the average device in 2016?

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The Performance Inequality Gap, 2021

Alex Russell

Thanks to progress in networks and browsers (but not devices), a more generous global budget cap has emerged for sites constructed the "modern" way: ~100KiB of HTML/CSS/fonts and ~300-350KiB of JS (compressed) is the new rule-of-thumb limit for at least the next year or two.

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MongoDB Rollback: How to Minimize Data Loss

Scalegrid

Key Takeaways Rollbacks in MongoDB are triggered by disruptions in the replication process due to primary node crashes, network partitions, or other failures, which can lead to substantial data loss and inconsistencies. This failure in replication could happen due to crashes, network partitions, or other situations where failover occurs.

Database 130
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How Our Paths Brought Us to Data and Netflix

The Netflix TechBlog

A lot of my learning and training was self-guided until 2016, when a manager at my last company took a chance on me and helped me make the rare transfer from a role in HR to Data Science. How does a decision of this scale affect the efficiency of our globally distributed content delivery network, Open Connect ? benefit more?

Analytics 223
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Rising Tide Rents and Robber Baron Rents

O'Reilly

Perhaps a more direct way to say this in the context of economic value creation is that companies such as Amazon and Google and Facebook had developed a set of remarkable advances in networked and data-enabled market coordination. But over time, something went very wrong. Cory Doctorow calls this the “enshittification” of Big Tech platforms.

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A Management Maturity Model for Performance

Alex Russell

Reduced network and device capacity correlate with other access challenges. Teams I've consulted are too often wrenched between celebration over "the big rewrite" launch and the morning-after realisation that the new stack is tanking business metrics. Accessibility: Performance is the foundation of access. Photo by Jay Heike.