On Air

Making socket lookup in Linux programmable with BPF - a retrospective

Presented by Lorenz Bauer, Arthur Fabre, Jakub Sitnicki, Marek Majkowski

Today @ 2:30 AM - 3:30 AM EDT

Cloudflare outgrew the Linux network stack, and fixing it took three years. Join us to discover why it took so long, what mistakes were made along the way, and why we should've used an ioctl() after all!

Read the blog posts:

https://blog.cloudflare.com/how-we-built-spectrum/
https://blog.cloudflare.com/its-crowded-in-here/
https://blog.cloudflare.com/tubular-fixing-the-socket-api-with-ebpf/

English

Low-Level Linux: Technical Deep Dives

The Linux ecosystem offers an amazing array of tools and capabilities — and Cloudflare's engineers are often pushing them to their limit, and beyond. Tune in for insights on how Cloudflare's team is extending Linux to help power its global network.

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Making socket lookup in Linux programmable with BPF - a retrospective

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