io uring gets even faster
May 20, 2024•17 min
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Episode description
Fundamentals of Operating Systems Course
https://os.husseinnasser.com
Linux I/O expert and subsystem maintainer Jens Axboe has submitted all of the IO_uring feature updates ahead of the imminent Linux 6.10 merge window.
In this video I explore this with a focus on what zerocopy.
0:00 Intro
0:30 IO_uring gets faster
2:00 What is io_uring
7:00 How Normal Copying Work
12:00 How Zero Copy Works
13:50 ZeroCopy and TLS
https://www.phoronix.com/news/Linux-6.10-IO_uring
https://lore.kernel.org/io-uring/fef75ea0-11b4-4815-8c66-7b19555b279d@kernel.dk/?s=09
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