Re: [RFC PATCH 1/2] sched/rt: add utilization tracking

From: Peter Zijlstra
Date: Wed May 31 2017 - 07:39:23 EST


On Wed, May 31, 2017 at 11:41:11AM +0100, Juri Lelli wrote:
> On 31/05/17 12:30, Peter Zijlstra wrote:

> > Again, it seems I have this CPPC/HWP crud firmly stuck in my brain.
> > Because I was thinking:
> >
> > min_freq = dl_util
> > avg_freq = dl_avg + rt_avg + cfs_util
> >
> >
> > But given we don't actually have that split... meh.
> >
>
> Right, interesting. So, I guess the question is: should we have it? :)

I think cpufreq should certainly look at moving into that direction, but
that's up to Rafael of course..