Re: How to set up GDM3 for multihead?
Ping. Any thoughts on the below? Does GDM3 actually not support
multihead X? If it does, is there any documentation (by which i mean:
not the source itself) to describe how to set it up for multihead X?
Alexis writes:
> Hi all,
>
> Context: Debian Wheezy x86_64 + all available updates.
>
> Some software i'm developing requires me to test it under multiple
> desktop environments. To that end, i want to have a multihead X setup: i
> want my usual i3-based desktop environment on VT7, but then have GDM3
> greeters available on VT8 and VT9, accessible via Ctrl-Alt-F8 and
> Ctrl-Alt-F9, which i can use to log in to other desktop environments, as
> users other than myself, whilst keeping my i3 session visible on VT7.
>
> The relevant GDM documentation:
>
> https://help.gnome.org/admin/gdm/3.4/gdm.html
>
> seems to me to imply that this is possible, but doesn't describe how.
>
> After doing some Web searches, i tried modifying /etc/gdm3/daemon.conf
> to include either:
>
> [servers]
> 0=Standard
> 1=Standard
> 2=Standard
>
> or
>
> [servers]
> 0=Standard device=/dev/tty7
> 1=Standard device=/dev/tty8
> 2=Standard device=/dev/tty9
>
> but neither change made GDM3 greeters available on VT8 or VT9.
>
> (Although i also note that trying to hide a particular non-system user,
> call them 'testuser', from the face browser in the greeter via:
>
> [greeter]
> # Only include selected logins in the greeter
> Include = alexis
> Exclude = bin,root,daemon,adm,lp,sync,shutdown,halt,mail,news,uucp,operator,nobody,nobody4,noaccess,postgres,pvm,rpm,nfsnobody,pcap,testuser
>
> has no effect, so maybe i'm modifying the wrong config file?)
>
> Having spent a couple of hours trying to solve this issue, i installed
> KDM and discovered i can achieve the desired result with KDM with a
> single line:
>
> StaticServers=:0,:1,:2
>
> i'm happy to use KDM as my login manager, but now i'm curious: is the
> setup i want possible with GDM3?
>
>
> Alexis.
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