[CentOS] Xorg without xorg.conf (a bit OT)

Marko Vojinovic vvmarko at gmail.com
Thu Jan 21 11:42:33 UTC 2010


On Thursday 21 January 2010 09:37:11 Ron Blizzard wrote:
> And I'm curious as to how Xorg determines its monitor resolution
> choices when there is no xorg.conf file.

X server queries the monitor for supported resolutions by reading the EDID 
data, and uses the best setting available as the default. See, for example, 
http://en.wikipedia.org/wiki/EDID . Also take a look inside 
/var/log/Xorg.0.log and the output of xrandr for what was autodetected.

> Is there a good tutorial on
> this subject available?

man xrandr

HTH, :-)
Marko



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