linux-kernel - Re: [PATCH v1] cpuidle: governors: menu: Predict longer idle time when in doubt

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Message-ID: <zq6mqdrq2kxmyga2skrizuj63ocbab2o2k3ogeufq3sydmwyuo@epxcrwomkvvp>
Date: Wed, 22 Oct 2025 17:00:43 +0900
From: Sergey Senozhatsky <senozhatsky@...omium.org>
To: Doug Smythies <dsmythies@...us.net>
Cc: 'Sergey Senozhatsky' <senozhatsky@...omium.org>, 
	"'Rafael J. Wysocki'" <rafael@...nel.org>, 'Christian Loehle' <christian.loehle@....com>, 
	'Linux PM' <linux-pm@...r.kernel.org>, 'LKML' <linux-kernel@...r.kernel.org>, 
	'Artem Bityutskiy' <artem.bityutskiy@...ux.intel.com>, 'Tomasz Figa' <tfiga@...omium.org>
Subject: Re: [PATCH v1] cpuidle: governors: menu: Predict longer idle time
 when in doubt

On (25/10/21 07:30), Doug Smythies wrote:
> For your system booted with "base" and "revert" do:
> 
> echo performance | sudo tee /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor
> echo 2300000 | sudo tee /sys/devices/system/cpu/cpufreq/policy*/scaling_max_freq

Alright, here are the results:

~ # echo performance | sudo tee /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor
performance
~ # echo 2300000 | sudo tee /sys/devices/system/cpu/cpufreq/policy*/scaling_max_freq
2300000

Base:		52.5
Revert:		45.5