help needed with multi-headed, multi-server client

[Alex Deucher]

On 6/12/06, Rob Harris <rob.harris at gmail.com> wrote:
>
>
> All, I apologize if this is trivially easy, but I have yet to find an FM to
> RT.
>
> Basically, I have 30 servers all running xdm. I want to build one client
> machine with 5 monitors but one shared keyboard and mouse with each monitor
> attached to a single individual instance of X pointed at a shared chooser
> such that when someone sits down at the machine, they can select any five
> machines they want and view them all at the same time.
>
> I'm starting slow with a machine with two video cards. I can "xinerama" them
> just fine, so I know the hardware part of the puzzle is ok. So I configured
> my xorg.conf:
>
> Section "ServerLayout"
>         Identifier     "x0"
>         Screen      0  "Screen0" 0 0
>         InputDevice    "Mouse0" "CorePointer"
>         InputDevice    "Keyboard0" "CoreKeyboard"
>         Option  "SingleCard" "true"
> EndSection
> Section "ServerLayout"
>         Identifier     "x1"
>         Screen      1  "Screen1" 1 0
>         InputDevice    "Mouse0" "CorePointer"
>         InputDevice    "Keyboard0" "CoreKeyboard"
>         Option  "SingleCard" "true"
> EndSection
>
> and if I'm remotely xterm'd in and run:
>
> # startx -- :0 layout x0 &
> # startx -- :1 layout x1 &
>
> It seems to do what I want... (I wish I could mount between them, but that
> comes later) however, when I <ctrl>-<alt>-F# between them, the "non-active"
> monitor returns to it's textual mode state.
>
> Is there any way I can tell X to always leave each head in it's active state
> when switching VTs so that I can see both servers at the same time? I can
> provide more specifics if needed.

I think you want multi-user X.  the latest Xorg should support hsi out
of the box.  See these pages for more info on set up.
http://cambuca.ldhs.cetuc.puc-rio.br/multiuser/

Alex

>
> Thanks.
> -R
>
>
>
> --
> Rob Harris
>   Technological Pragmatist and "Coder for Hire"
>   rob period harris shift-2 gmail decimal-point com
>   "Life is not a zero-sum game." --George Carlin
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>