:: Re: [DNG] Question re: screen blank…
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Lähettäjä: o1bigtenor
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Vastaanottaja: Devuan ML
Aihe: Re: [DNG] Question re: screen blanking and shutoff
On Thu, Jul 28, 2022 at 7:33 AM onefang <onefang_devuan@???> wrote:
>
> On 2022-07-28 07:24:46, o1bigtenor via Dng wrote:
> > On Thu, Jul 28, 2022 at 3:53 AM onefang <onefang_devuan@???> wrote:
> > >
> > > On 2022-07-27 21:24:42, o1bigtenor via Dng wrote:
> > > > On Wed, Jul 27, 2022 at 6:26 PM onefang <onefang_devuan@???> wrote:
> > > > >
> > > > > On 2022-07-27 18:04:26, o1bigtenor via Dng wrote:
> > > > > > Greetings
> > > > > >
> > > > > > Running a AMD 3800X with a Radeon RX570X graphics card using
> > > > > > opensource amdgpu drivers (version compiled for 1.21.1.3, module
> > > > > > version = 22.0.0, Module class: X.Org Video Driver, ABI class: X.Org
> > > > > > Video Driver, version 25.2) running xorg-server 2:21.1.3-2+b1.
> > > > > >
> > > > > > I think my system is reasonably upto date running Daedalus. (Last apt
> > > > > > update check done this morning.)
> > > > > >
> > > > > > The issue - - -
> > > > > >
> > > > > > After a system reboot the screens will enter screensaver pretty
> > > > > > picture mode and then blank to off at the chosen times. I've got 5
> > > > > > monitors set up to display most of a 7680x3000 virtual desktop.
> > > > > > Also run a lot of desktops and tend to accumulate a lot of tabs in my
> > > > > > browsers. Run at least 3 browsers at once (Opera, Brave and Firefox)
> > > > > > with Firefox as the default and have in the past also run Vivaldi.
> > > > > > Firefox is the default browser.
> > > > > > Firefox is the only browser that will place its windows where I had
> > > > > > them on the various desktops. Finding this I have reduced every other
> > > > > > browser to windows on at most one 'desktop'. That is the only way that
> > > > > > I can get any time at all where the screensaver just does its job.
> > > > > > The problem is that after about 80 hours (or so - - - - haven't
> > > > > > defined that time with any precision) the screensaver will move to the
> > > > > > pretty pics screens but does NOT move to screen off.
> > > > > >
> > > > > > I have been trying to find what in either the browsers is hindering
> > > > > > the screen 'blanking' (if I'm using the correct term) or is breaking
> > > > > > on my system - - - dunno. Have been looking at xset as well but really
> > > > > > don't know what the bleeping blazes I'm doing and don't want to create
> > > > > > an even bigger mess!
> > > > > > I am using lxqt still on version 0.16.0 trying to wait patiently for
> > > > > > version 1.01 which is supposedly going to move from experimental to
> > > > > > unstable and testing hopefully very soon but that timing is NOT up to
> > > > > > me.
> > > > > >
> > > > > > Is there someone out there in Devuan land who has any idea of how to
> > > > > > change this annoying behavior?
> > > > > > Can I change something in Xset to make this happen?
> > > > > > Something else?
> > > > > >
> > > > > > (I can reboot and set up things the way I want (takes about 1/2 hour
> > > > > > in total to do everything) so I find that this time every 4 days is a
> > > > > > nuisance. )
> > > > >
> > > > > That sort of thing was driving me crazy for ages, screensaver would blank
> > > > > the screen, but not turn the monitors off. I finally tracked it down.
> > > > > In my case it was running SDL based programs, the fix is -
> > > > >
> > > > > export SDL_VIDEO_ALLOW_SCREENSAVER=1
> > > > >
> > > > > That may or may not be your problem though.
> > > > >
> > > > >
> > > > Hmmmmmmm - - - - will dig into that but I don't run any steam connected
> > > > items - - - at least AFAIK but - - - thanks!
> > >
> > > SDL is a popular graphics layer, nothing to do with steam. Though
> > > perhaps steam and lots of games use it. Some video players use it, lots
> > > of games use it, in my case it was a 3D virtual world client that I leave
> > > runnig all day, coz I run virtual worlds. So non games use it to.
> > >
> >
> > Have used the command both as user and as root and there is no
> > perceivable change. Maybe a system reboot is also needed?
>
> Do it before running any SDL programs, so that they can see that
> environment variable when they run. But if you don't know which are SDL
> programs, then setting it system wide might help.
>


Hmmmm - - - -setting it system wide - - - - would that not be running as
root the command export SDL_VIDEOALLOW_SCREENSAVER=1 ?

Is that only invoked with a system restart?

TIA