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SubjectRe: [PATCH 1/2] sched/uclamp: Add a new sysctl to control RT default boost value
On Fri, May 29, 2020 at 04:11:18PM +0100, Qais Yousef wrote:
> > Elsewhere in the thread, I showed some results based on 5.7 so uclamp
> > task group existed but I had it disabled. The uclamp related parts of
> > the kconfig were
> >
> > # zgrep UCLAMP kconfig-5.7.0-rc7-with-clamp.txt.gz
> > CONFIG_UCLAMP_TASK=y
> > CONFIG_UCLAMP_BUCKETS_COUNT=5
> > # CONFIG_UCLAMP_TASK_GROUP is not set
>
> So you never had the TASK_GROUP part enabled when you noticed the regression?

Correct.

> Or is it the other way around, you just disabled CONFIG_UCLAMP_TASK_GROUP to
> 'fix' it?
>

I disabled CONFIG_UCLAMP_TASK to "fix" it.

--
Mel Gorman
SUSE Labs

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