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Jens Axboe Software Engineer What’s new with io_uring FASTER IO WITH A CONSISTENT MODEL? YES PLEASE Quick primer Source: https://medium.com/nttlabs/rust-async-with-io-uring-db3fa2642dd4 System calls io_uring_setup(2) Sets up an io_uring instance, application then mmap(2)’s the SQ and CQ ring memory. Returns a file descriptor, application closes fd when done (or on process exit). io_uring_enter(2)