alexandre$ ps -FC X UID PID PPID C SZ RSS PSR STIME TTY TIME CMD
alexandre$ ps -FC Xorg UID PID PPID C SZ RSS PSR STIME TTY TIME CMD root 1314 1239 1 15276 24264 1 09:28 tty7 00:10:51 /usr/bin/X :0 -auth /var/run/lightdm/root/:0 -nolisten tcp vt7 -novtswitch -ba
alexandre$ cat /etc/lightdm/lightdm.conf #[LightDM] #start-default-seat=false
[SeatDefaults] greeter-session=unity-greeter user-session=ubuntu
[XDMCPServer] enabled=true
alexandre$ ps -FC X
UID PID PPID C SZ RSS PSR STIME TTY TIME CMD
alexandre$ ps -FC Xorg lightdm/ root/:0 -nolisten tcp vt7 -novtswitch -ba
UID PID PPID C SZ RSS PSR STIME TTY TIME CMD
root 1314 1239 1 15276 24264 1 09:28 tty7 00:10:51 /usr/bin/X :0 -auth /var/run/
alexandre$ cat /etc/lightdm/ lightdm. conf default- seat=false
#[LightDM]
#start-
[SeatDefaults] session= unity-greeter
greeter-
user-session=ubuntu
[XDMCPServer]
enabled=true