stack/kernel

Posts that exercise the kernel layer. 1 post.

2026-04-11

LapplicationLsyscallLkernel

io_uring vs epoll vs blocking read on Linux 6.18 LTS — a fair benchmark

#io_uring#epoll#linux#benchmark

At what request rate, batch size, and connection count does io_uring beat epoll for a real network read workload on Linux 6.18 LTS — and does it hold across kernels, NUMA topologies, and SQPOLL modes?