On Fri, 3 Apr 2020 at 22:32, <fedora@eyal.emu.id.au> wrote:
On 2020-04-04 02:57, Anthony F McInerney wrote:
>
>
> On Fri, 3 Apr 2020 at 04:30, <fedora@eyal.emu.id.au <mailto:fedora@eyal.emu.id.au>> wrote:
>
>     On 2020-04-03 13:50, Anthony F McInerney wrote:
>      > On Thu, 2 Apr 2020 at 22:52, <fedora@eyal.emu.id.au <mailto:fedora@eyal.emu.id.au> <mailto:fedora@eyal.emu.id.au <mailto:fedora@eyal.emu.id.au>>> wrote:
>
>     [trimmed]
>
>      > Not sure what kernel. If still pre 5.2 boot with  i915.alpha_support=1 kernel parameter.
>
>     fc30 is on a decently recent kernel:
>              Linux e7.eyal.emu.id.au <http://e7.eyal.emu.id.au> 5.5.10-100.fc30.x86_64 #1 SMP Wed Mar 18 14:34:46 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
>
>     --
>     Eyal at Home (fedora@eyal.emu.id.au <mailto:fedora@eyal.emu.id.au>)
>     _______________________________________________
>
> OK , another shot in the dark. CPU Temperature.

CPU temps are monitored/logged and there is no indication of a problem.

Next time this happens I will save Xorg.0.log and compare it to a "good" one.


Ah!. Another thought - Have you turned off the XFCE Compositor?  Settings > Window Manager Tweaks > Compositing > Untick