[CentOS-devel] Incorrect default governor on CentOS ppc64el builds

> From adi.gangidi at rackspace.com  Thu Jul 14 01:23:20 2016
> Date: Thu, 14 Jul 2016 01:23:20 +0000
> 
> Hello nice people on CentOS list,
> 
> ?Default governor on CentOS 7 ppc64le OS bootup is "conservative" . This has about 20% effect on benchmark numbers, if you don't change the governor to ondemand manually (for specific benchmarks). I tested this on our barreleye power 8 server.
> 
> This even though kernel config is set for "ondemand" as default governor:
> 
> [root at Barreleye-1 ~]# cat /boot/config-3.10.0-327.el7.ppc64le | grep -i ondemand
> CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y
> CONFIG_CPU_FREQ_GOV_ONDEMAND=y
> 
> I filed a bug on this with details and am posting here for info and also to accelerate some response on the bug:
> https://bugs.centos.org/view.php?id=11094
> 
> Best
> Adi Gangidi
> Rackspace

Hello, Adi.

Any chance that other software is overriding the default CPU governor
setting?  For example, tuned is a good candidate.

-- 
Murilo