From mboxrd@z Thu Jan 1 00:00:00 1970 From: ng0 Subject: Re: GNOME on Wayland current status Date: Thu, 4 Jan 2018 12:43:51 +0000 Message-ID: <20180104124351.2mgjnv5bpxjfqthr@abyayala> References: <7dbd6d56e6335050bedb1ca55c9a4828@mykolab.com> <87k1x11pxh.fsf@gnu.org> <20180102134758.703830e5@mykolab.com> <87y3lewd1s.fsf@netris.org> <20180104083858.vr3xk7xcjzedn7ga@abyayala> <20180104114934.6e607fba@mykolab.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="guaj7t7dqtgamvz6" Return-path: Received: from eggs.gnu.org ([2001:4830:134:3::10]:59920) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eX4sj-0003bM-4w for guix-devel@gnu.org; Thu, 04 Jan 2018 07:44:26 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eX4sg-0005FY-CY for guix-devel@gnu.org; Thu, 04 Jan 2018 07:44:25 -0500 Received: from aibo.runbox.com ([91.220.196.211]:46352) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1eX4sf-0005CS-RW for guix-devel@gnu.org; Thu, 04 Jan 2018 07:44:22 -0500 Content-Disposition: inline In-Reply-To: <20180104114934.6e607fba@mykolab.com> List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-devel-bounces+gcggd-guix-devel=m.gmane.org@gnu.org Sender: "Guix-devel" To: Rutger Helling Cc: guix-devel@gnu.org --guaj7t7dqtgamvz6 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Rutger Helling transcribed 4.7K bytes: > Hi ng0, >=20 > that might be a good idea. I was disturbed to learn that SLiM > has seemingly been abandoned since 2013 > (source: https://wiki.archlinux.org/index.php/SLiM), so lightdm might > be a good light-weight alternative as the default display manager. Do > you know if the lightdm process itself can run on Wayland (like GDM)? No idea, I've never really used Wayland or Xwayland on any computer other than my phones. I'd guess the Manual of lightdm would cover this. > @Mark >=20 > SDDM for the moment cannot run on Wayland yet, which is why it starts > its own X server. >=20 > I don't think I've had some of the problems you had with GNOME. Could > you try logging in once via a display manager to GNOME (either X11 or > Wayland is fine), then logging out, stopping the display manager and > running the following command on a TTY: >=20 > XDG_SESSION_TYPE=3Dwayland dbus-run-session gnome-session >=20 > One of the problems I've run into myself is that X11 screen lockers > like xlock don't seem to work. In GNOME GDM is supposed to be the > screen locker I believe, but I don't think that works at the moment. > I'll try and see if there's a simple Wayland-based screen locker we > could use later. >=20 > On Thu, 4 Jan 2018 08:38:58 +0000 > ng0 wrote: >=20 > > Mark H Weaver transcribed 2.4K bytes: > > > Hi Rutger, > > >=20 > > > Rutger Helling writes: > > > =20 > > > > I've sent in a patch (#29943) that adds a small paragraph to the > > > > documentation about the current situation. > > > > > > > > I believe there was a plan to replace SLiM with GDM for the > > > > default login manager. Getting GDM to work properly should > > > > probably be the first step since it has great Wayland support. > > > > From what I know GDM can default to Wayland and falls back > > > > automatically to X11 if for some reason Wayland doesn't work. > > > > > > > > Alternatively we could switch to SDDM as the default for now, > > > > until GDM is ready. =20 > >=20 > > What about lightdm? Does it not offer wayland support? > > We have no service for it yet, but as far as I understand the greeters > > (like 'lightdm-gtk-greeter') writing your own theme is relatively > > standardized. > >=20 > > > I recently switched my x86_64 GuixSD laptop to use SDDM, so I could > > > try out GNOME on Wayland. It mostly works, but there are still a > > > few problems: > > >=20 > > > * Even after logging in, SDDM is still visibly running within > > > xorg-server on VT 7, while Wayland is running on VT 8. If you > > > switch back to VT 7, you can see the login screen still there, with > > > the clock showing the time that you logged in instead of the > > > current time. I'm not sure if there are security implications to > > > this, but it's certainly a waste of system resources. > > >=20 > > > * SDDM is based on Qt, so it substantially increases the closure > > > size of the system, as well as memory usage since SDDM and > > > Xorg-server continues to run in another VT during your entire > > > session. > > >=20 > > > * The "Sound" panel of the GNOME settings is non-functional. > > > Whenever I try to change anything at all in that panel, it crashes. > > >=20 > > > * Startup notification for several GNOME programs is broken, e.g. > > > GNOME Terminal, Files (Nautilus), Videos (Totem), and possibly > > > other. When I launch any of those programs, although the program > > > immediately starts up, GNOME Shell doesn't seem to realize this, > > > and for quite some time the spinner continues to indicate that the > > > application is starting up, and it doesn't show up in the Alt-Tab > > > application switcher. If you switch to another application, you > > > cannot switch back to it via Alt-Tab. > > >=20 > > > * As far as I know, we haven't yet themed SDDM to include our > > > beautiful GuixSD login screen artwork. It would be a shame to lose > > > that by default. > > >=20 > > > On the other hand, I'm pleased to report that under Wayland, > > > tearing no longer occurs during video playback, scrolling, etc. > > >=20 > > > Anyway, it's very exciting to see progress on this, but I'm > > > reluctant to bring Qt into our default system closure, and > > > furthermore I'd be inclined to wait until more of the > > > aforementioned problems are addressed. > > >=20 > > > What do you think? > > >=20 > > > Mark > > >=20 > > > =20 > >=20 >=20 --=20 GnuPG: A88C8ADD129828D7EAC02E52E22F9BBFEE348588 GnuPG: https://c.n0.is/ng0_pubkeys/tree/keys WWW: https://n0.is/a/ :: https://ea.n0.is --guaj7t7dqtgamvz6 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEqIyK3RKYKNfqwC5S4i+bv+40hYgFAlpOIYcACgkQ4i+bv+40 hYjJ5RAAulBqXdjm/pp//iVash2c5VudtVTmr3MoPHrKM2IWwNLfSm69mp7zhwpy EjaxCl7xLC6GDFOZ8pWTFE/0PTYTOG0hpgtmdk1FNOPc4kflPihanPxhCyGX73JH yrtWj1I2bNulRVfacxBbXI5o4bf3NqjF755SpycJt0DGEt6JyqoK18cP6yaQS9XY kN0w6nLm+31TfqsrzUEcCI3PyO9qmGs523GjQhm+bUshTPlMwutANxu97zbSMziB ZEIpxkKUF+1IPCziSiuLqtsXCG15OfdesMii0PAviOu4hX5FUKzvprE/mXkLmKtb zHY2Tk7HyGPcTp0OZRZO6pl6ga7jRMknSSDIm9KHcrcdOwRYWV8RUli5bK5ZOBWJ VCQFn6QoMDVcjG/lMfHBmvk9vpFjJYYDF3TqWfEyYAgT6qrHW6Y4qSKCzylERHhH F5CqH2LENoAHGor0QOodNJa059jmyWPBR6y/m8betaoTKZJi5E9lznc6MfOk7cwh aff0XIIJspALifFJTKPQ3SEWwc84oCfciECN3mm83Tjmfg8wlN64HjyAjcM/LdRV SU02YbywRRq5QCXb11HTB3JVScXAPKgHQcgnYUyUt9zSaQZiCiOcTcWWODgo+x3z tf99eaW5ckBmgjXfybMxjFOtHJOfXKCD6MWze7GvDfYLeeAxlkc= =SMvw -----END PGP SIGNATURE----- --guaj7t7dqtgamvz6--