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Serving Netflix Video at 400Gbps on FreeBSD by Drew Gallatin
EuroBSDCon
Netflix engineer Drew Gallatin explains how Netflix serves TLS-encrypted video at 400Gb/s from a single FreeBSD server. He covers NUMA, kernel TLS, hardware TLS offload and the memory bandwidth and PCIe bottlenecks they hit.
HN cites it as a prime example of FreeBSD tuned for extreme network performance at massive scale.
4 Hacker News mentions · 2021–2024