On 11/1/2024 08:06, Jens Axboe wrote: >On 11/1/24 3:19 AM, hexue wrote: >> A new hybrid poll is implemented on the io_uring layer. Once IO issued, >> it will not polling immediately, but block first and re-run before IO >> complete, then poll to reap IO. This poll function could be a suboptimal >> solution when running on a single thread, it offers the performance lower >> than regular polling but higher than IRQ, and CPU utilization is also lower >> than polling. > >This looks much better now. > >Do you have a patch for liburing to enable testing of hybrid polling >as well? Don't care about perf numbers for that, but it should get >exercised. Sure, I'll add some liburing test cases and submit patch soon. Thank you. -- Xue
