[clug] KDE desktop kinda freezing
Stephen Gibson
Stephen.Gibson at anu.edu.au
Sat Feb 8 22:45:37 UTC 2020
I once experienced similar behaviour under gnome(? version)/Ubuntu
(18.10/19.04?), and found forcing focus on an application using F10 (or
other keyboard shortcuts), returned the mouse cursor focus. Ubuntu 19.10
is fine.
Good luck.
Steve
On 9/2/20 12:11 am, Tony Lewis via linux wrote:
> I've been running the current Kubuntu version for the last few months,
> and I find that every so often it freezes. I'm trying to find out
> what causes it and what I can do to fix it.
>
> The symptoms are:
>
> * the mouse cursor moves freely, but no actions do anything to windows
> * the keyboard does nothing
> * the desktop doesn't change, including panels with clocks in it
> * audio keeps playing (e.g. spotify)
> * I cannot successfully save my Windows VM from the command line (more
> below)
>
> I can switch to text consoles, log in and do stuff. Nothing unusual
> is showing up in htop (i.e. no excessive disk or CPU usage, no
> excessive memory, no meaningful swapping).
>
> Things I've tried:
>
> * killing processes like the obvious contenders (for me) of Firefox,
> Thunderbird and VirtualBox
> * killing and restarting plasmashell
> * looking for other desktopy processes and killing them
> * starting an xterm from the command line into the desktop -
> 'DISPLAY=:0.0 xterm' - from the command line it looks like it
> starts, but no change to the desktop
>
> The worst part of this is any loss of documents in my work Windows VM,
> where I am not diligent in saving documents sometimes. I try the
> 'savestate' command, which works under normal circumstances, but under
> this frozen desktop scenario, it doesn't complete; it freezes up
> somewhere between 90 and 100% even if I leave it for hours.
>
> Eventually I have to pretty much just restart.
>
> What can I do to try and debug?
>
> Tony
>
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