From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Doug Smythies" <dsmythies@telus.net>
Subject: RE: Performance of low-cpu utilisation benchmark regressed severely since 4.6
Date: Tue, 25 Apr 2017 14:03:31 -0700
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To: "'Rafael J. Wysocki'" <rafael@kernel.org>
Cc: "'Rafael J. Wysocki'" <rjw@rjwysocki.net>, 'Mel Gorman' <mgorman@techsingularity.net>, 'Rafael Wysocki' <rafael.j.wysocki@intel.com>, =?UTF-8?Q?'J=C3=B6rg_Otte'?= <jrg.otte@gmail.com>, 'Linux Kernel Mailing List' <linux-kernel@vger.kernel.org>, 'Linux PM' <linux-pm@vger.kernel.org>, 'Srinivas Pandruvada' <srinivas.pandruvada@linux.intel.com>, 'Doug Smythies' <dsmythies@telus.net>

Hi Rafael,

Apologies, I reversed reported a couple of data points last night:

On 2017.04.25 00:13 Doug wrote:
> On 2017.04.24 07:25 Doug wrote:
>>
>> git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next
>> Plus that patch is in progress.
>
>3387.76 Seconds.
> Idle power 3.85 watts.
>
> Other potentially interesting information for 2 hour idle test:
> Driver called 21209 times. Maximum duration 2396 Seconds. Minimum duration 20 mSec. 

Wrong, should read:

Driver called 21209 times. Maximum duration 2510 Seconds. Minimum duration 0.587 mSec.

> Compared to kernel 4.11-rc7 (passive mode, schedutil governor)
> 3297.82 (re-stated from a previous e-mail)
> Idle power 3.81 watts
>
> Other potentially interesting information for 2 hour idle test:
> Driver called 1631 times. Maximum duration 2510 Seconds. Minimum duration 0.587 mSec.

Wrong, should read:

Driver called 1631 times. Maximum duration 2396 Seconds. Minimum duration 20 mSec.