[Nouveau] VNC on Optimus systems (is|may be) broken

[Pedro Francisco]

I decided to install Nvidia driver and, while I borked the install,
blacklisting nouveau seemed to fix VNC.

I will retest again just to be certain, but thought of asking here first.
Em 15/03/2016 19:06, "Ilia Mirkin" <imirkin at alum.mit.edu> escreveu:

> On an optimus system, the display is normally driven by the intel GPU.
> What makes you suspect nouveau is involved at all?
>
> On Tue, Mar 15, 2016 at 3:02 PM, Pedro Francisco
> <pedrogfrancisco at gmail.com> wrote:
> > Hello!
> > I'm investigating a case where x11vnc (or RealVNC server or vino) on a
> > _real_ X11 server seems to be broken with any VNC viewer.
> >
> > By broken I mean: it seems to keep old frames in memory, in such a way
> > that in every three frames, two are from the past and one is the
> > current one.
> >
> > This is easily spotted when using gnome-shell and looking at the clock
> > at the top. Besides being 'old', the pictures are "pixel-perfect" and
> > not corrupted in any way.
> >
> >
> > So, here am I trying to debug it.
> > Do you have anything to suggest I check before re-running the test?
> > (namely, blacklisting nouveau and rebuilding initramfs and check if
> > the problem is gone).
> >
> >
> > P.S.: virtual VNC servers are _not_ broken.
> >
> > Thanks in Advance,
> > Pedro
> > _______________________________________________
> > Nouveau mailing list
> > Nouveau at lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/nouveau
>
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