Re: [PATCH 00/24] Complete EEVDF

Luis Machado
2024-08-01T12:08:26Z

Hi Peter,

On 7/27/24 11:27, Peter Zijlstra wrote:
> Hi all,
>
> So after much delay this is hopefully the final version of the EEVDF patches.
> They've been sitting in my git tree for ever it seems, and people have been
> testing it and sending fixes.
>
> I've spend the last two days testing and fixing cfs-bandwidth, and as far
> as I know that was the very last issue holding it back.
>
> These patches apply on top of queue.git sched/dl-server, which I plan on merging
> in tip/sched/core once -rc1 drops.
>
> I'm hoping to then merge all this (+- the DVFS clock patch) right before -rc2.
>
>
> Aside from a ton of bug fixes -- thanks all! -- new in this version is:
>
> - split up the huge delay-dequeue patch
> - tested/fixed cfs-bandwidth
> - PLACE_REL_DEADLINE -- preserve the relative deadline when migrating
> - SCHED_BATCH is equivalent to RESPECT_SLICE
> - propagate min_slice up cgroups
> - CLOCK_THREAD_DVFS_ID
>
>
>

Thanks for the updated series.

FTR, I ran this through our Pixel 6 and did not see significant differences
between the baseline (6.8 kernel with EEVDF + fixes) and the baseline with
the updated eevdf-complete series applied on top.

The power use and frame metrics seem mostly the same between the two.

I'll run a few more tests just in case.