The Backend Engineering Show with Hussein Nasser

Google Patches Linux kernel with 40% TCP performance

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Google submitted a patch to Linux Kernel 6.8 to improve TCP performance by 40%, this is done via rearranging the tcp structures for better cpu cache lines, I explore this here.

0:00 Intro
0:30 Google improves Linux Kernel TCP by 40%
1:40 How CPU Cache Line Works
6:45 Reviewing the Google Patch
https://www.phoronix.com/news/Linux-6.8-Networking
https://lore.kernel.org/netdev/[email protected]/
Discovering Backend Bottlenecks: Unlocking Peak Performance
https://performance.husseinnasser.com

...more
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The Backend Engineering Show with Hussein NasserBy Hussein Nasser
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