On Wed, 20 Nov 2024 14:14:50 -0800, David Wei wrote:
> Currently when running local tw it will eagerly try and complete all
> available work. When there is a burst of work coming in, the list of
> work in work_llist may be much larger than the requested batch count
> wait_nr. Doing all of the work eagerly may cause latency issues for some
> applications that do not want to spend so much time in the kernel.
>
> Limit the amount of local tw done to the max of 20 (a heuristic) or
> wait_nr. This then does not require any userspace changes.
>
> [...]
Applied, thanks!
[1/2] io_uring: add io_local_work_pending()
commit: 40cfe553240b32333b42652370ef5232e6ac59e1
[2/2] io_uring: limit local tw done
commit: f46b9cdb22f7a167c36b6bcddaef7e8aee2598fa
Best regards,
--
Jens Axboe
