Hi Pat,

This is exactly the same problem I'm experiencing. I'll have to wait
till 7.3 is pushed out then.  Thanks for your quick response.

Valentin

On 10/27/2016 03:54 PM, Pat Riehecky wrote:
> Might this be related? https://bugzilla.redhat.com/show_bug.cgi?id=1306841
> 
> On 10/27/2016 08:51 AM, Valentin B wrote:
>> Hi,
>>
>> On a machine with the intel integrated card, more specifically
>>
>> 00:02.0 VGA compatible controller: Intel Corporation Sky Lake Integrated
>> Graphics (rev 06)
>>
>> seem to be some issues with recognizing the monitor properties.
>>
>> Running `xrandr`  the following output is displayed:
>>
>> xrandr: Failed to get size of gamma for output default
>> Screen 0: minimum 1024 x 768, current 1024 x 768, maximum 1024 x 768
>> default connected primary 1024x768+0+0 0mm x 0mm
>>     1024x768      76.00*
>>
>>
>> I've managed to solve the problem using the following steps  as also
>> explained here:
>> http://www.linuxquestions.org/questions/centos-111/cannot-change-screen-resolution-on-unknown-display-in-centos7-4175583712/
>>
>>
>>
>> rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org
>> rpm -Uvh http://www.elrepo.org/elrepo-release-7.0-2.el7.elrepo.noarch.rpm
>> yum install yum-plugin-fastestmirror
>> yum --enablerepo=elrepo-kernel install kernel-ml
>>
>>
>> I actually would like to avoid using kernel-ml  since this doesn't
>> provide any warranty concerning security and system stability in
>> general.  Has anyone been able to solve the problem differently?
>>
>> Thanks!

-- 

Valentin Bajrami
Kapteyn Astronomical Institute
University of Groningen
Postbus 800
NL-9700 AV Groningen
The Netherlands

Phone:    +31-(0)50-3634068

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