On Sun, Mar 10, 2019 at 12:12:32PM +0000, Mark Hindley wrote:

> > $ w
> > 01:55:37 up 4 min,  1 user,  load average: 0.21, 0.19, 0.09
> > USER     TTY      FROM             LOGIN@   IDLE   JCPU   PCPU WHAT
> > user       :0.0     :0.0             01:51   ?xdm?  47.32s  0.24s
> > x-session-manager

Didier,

Having looked at this some more, whilst I agree that the w output of ?xdm? is
ugly, I think it is correct. You can only get the correct idle time for X with
xprintidle. The value derived from utmp can never be correct.

Mark