[Bug 109955] amdgpu [RX Vega 64] system freeze while gaming

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=109955

--- Comment #51 from shadow.archemage at gmail.com ---
(In reply to Wilko Bartels from comment #49)
> (In reply to Sam from comment #47)
> > The relevant issue and bug report here (the system freezing completely or if
> > lucky just killing the X session, NOT games crashing) seems to be related
> > exclusively to AMDGPU, and not to mesa. Whereas I got the same issues over
> > and over after trying out several versions of mesa, switching to older
> > versions of the kernel "fixes" it for me (the latest version I tried out
> > which didn't have these issues is Kernel 4.20.13, in my case from
> > https://download.opensuse.org/repositories/home:/tiwai:/kernel:/4.20/
> > standard/x86_64/)
> > 
> > There is also a report from another user which temporarily fixed it by
> > forcing the gpu to run at the maximum power setting
> > (https://bugzilla.opensuse.org/show_bug.cgi?id=1136293):
> > 
> > # echo manual > /sys/class/drm/card0/device/power_dpm_force_performance_level
> > # echo 7 > /sys/class/drm/card0/device/pp_dpm_sclk
> > 
> > and then to reset back to normal:
> > 
> > # echo auto > /sys/class/drm/card0/device/power_dpm_force_performance_level
> 
> I am currently on my 4th game of dota in a row when setting performance
> level manual to 7. working so far. Everyone should test this now so we have
> more reliable data. As we all now the issue can be gone for several hours so
> my experience means nothing yet. 
> Would be amazing if we can pin down the issue to the  performance level of
> the cards.

Played Monster Hunter and Dota 2 for quite a long time, and I didn't experience
any system freezes with the max performance settings. Will test again tomorrow
to see if the workaround is consistent enough.

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