[GRASS-dev] Oddity with GRASS 7.2 RC2 on Fedora 25/Gnome

[Roger Bivand]

On Thu, 8 Dec 2016, Markus Neteler wrote:

> On Dec 8, 2016 6:43 PM, "Roger Bivand" <Roger.Bivand at nhh.no> wrote:
>>
>> With both Wayland and Xorg on the Gnome desktop, displaying elevation @
> nc_basic leads to high CPU usage and temperatures > 90C (also -text). This
> is on a fully updated laptop (Fedora 25 Workstation), GRASS 7.2RC2 built
> from source. A typical message under Wayland was:
>>
>> (wxgui.py:27009): Gdk-WARNING **: gdkcursor-wayland.c:170: Unable to load
> sizing from the cursor theme
>>
>> (there were others), but I don't know whether the issue is F25, Gnome,
> Wayland, python, or wxgui. The high CPU usage is python. Of course, it
> could be hardware, but I typically only see very high temperatures when
> computing continuously on both cores. Here nothing else (possibly except
> net polling) was being done, and the temperature was hitting the roof (on a
> flight, so not funny).
>>
>> For now, I have to avoid using the display.
>>
>> This is probably idiosyncratic, but maybe someone else notices something
> similar.
>
> On F24, I got this wxPython3 issue:
> https://bugzilla.redhat.com/show_bug.cgi?id=1364580
>
> Maybe the same?

Testing on an F25 desktop does not indicate any CPU overload, on an F25 
laptop the problem is present. On the desktop system Python is 2.7.12-7, 
wxPython is 3.0.2.0-11. On the laptop, the same. So there are hardware and 
driver differences, I'll continue to look.

Roger

>
> Best wishes,
> Markus
>

-- 
Roger Bivand
Department of Economics, Norwegian School of Economics,
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