Re: [RFT RFC PATCH 0/8] cpufreq: cpuidle: Remove iowait behaviour

[Christian Loehle]

On 9/5/24 10:26, Christian Loehle wrote:
> I wanted to share my current status after working on the schedutil
> iowait boost issue for a while now. This is what I consider the best
> solution, happy for anyone to share thoughts and test results (it's
> simply impossible to cover them all).
> I'm hoping to remove some (bad) heuristics that have been in the kernel
> for a long time and are seemingly impossible to evolve. Since the
> introduction of these heuristics IO workloads have changed and those
> heuristics can be removed while only really affecting synthetic
> benchmarks.

Lots of related discussion is also here:
[PATCHSET v4 0/4] Split iowait into two states
https://lore.kernel.org/lkml/20240416121526.67022-1-axboe@xxxxxxxxx/
[PATCHSET v6 0/4] Split iowait into two states
https://lore.kernel.org/lkml/20240819154259.215504-1-axboe@xxxxxxxxx/