Get Nvidia gamma/color settings to stick?

NoOp glgxg at
Fri Dec 5 03:48:15 UTC 2008

On 12/04/2008 05:36 PM, NoOp wrote:
> Hardy 8.04.1
> I've just been given an early Christmas present... an old Dell 1800FP
> LCD monitor. Nice monitor, but driving me a little crazy due to the
> 1280x1024 resolution setting - gives me about 6 more inches on the
> desktop so I'm having to readjust my mouse movements over years of a 17"
> monitor mouse to eye-hand-coordination... icons are several inches to
> the left of where they were before :-)
> Anyway, I also have an Nvidia NV25GL [Quadro4 900 XGL] and have the
> Nvidia X Server Settings application installed (nvidia-settings). The
> problem is that I can use 'gksu nvidia-settings' to get the gamma etc.,
> on the monitor to match the colors on my older monitor -- in fact, as
> soon as I bring up nvidia-settings, the monitor immediately sets
> properly. However, if I logout or reboot, the gamma & color settings
> seem to revert to default. Open nvidia-settings again and they are
> perfect for my session as soon as I open the application, even without
> changing anything in the app.
> So, does anyone know how I can go about getting the nvidia-settings to
> stick? I have saved the settings via nvidia-settings to the
> /etc/X11/xorg.conf file. Verified that the application does indeed
> change the file (I've screwed it up several times testing). But no
> matter what I do I can't seem to get the gamma that I want unless I
> bring up nvidia-settings first.

Digging deeper...
[since 2006 -  gnome-screensaver restores default color-correction settings]
[ login screen resets nvidia color settings]

Seems that this is somewhat buggy overall:

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