Re: [xmonad] How to manage three monitors on two graphics cards?

On Thu, Jan 5, 2012 at 10:53 AM, Wolfram Kahl wrote:

(2) In xorg.conf ServerFlags:       Option    "Xinerama" "true"

    Now xrandr does not work anymore, and xmonad sees one big area.

It sounds like your xmonad install may not have support for xinerama. That's relatively easy to fix, and there is a simple test. See this entry in the FAQ: http://www.haskell.org/haskellwiki/Xmonad/Frequently_asked_questions#xmonad_... --Rogan