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SubjectRE: [PATCH v4 1/6] x86,sched: Add support for frequency invariance
On 2019.12.23 06:41 Qais Yousef wrote:
> On 12/23/19 14:07, Qais Yousef wrote:
>>> Re-boot to the nocgv1 (stock + cgroup_no_v1=all) kernel.
>>> set the schedutil governor.
>>> launch test 2 and related monitoring tools.
>>> verify performance governor like behavior.
>> So as stated above, by default uclamp_{min, max} = (0, 1024). So it wouldn't
>> act as performance governor by default unless you explicitly write 1024 to
>> uclamp.min.
>> Let me go find Ubuntu mainline tree to see if they applied anything extra in
>> there. If they modified the default behavior that could explain what you see.
> Actually I see what you were saying now that you copy the config. So I think
> I misunderstood and you are running Linus' 5.5-rc2 + Ubuntu PPA config.

Yes, exactly.
I have a clone of the main Linus git branch, but steal the kernel
configuration from the Ubuntu mainline PPA.

> I'm trying to to reproduce the issue at my end.

... Doug

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