From mboxrd@z Thu Jan 1 00:00:00 1970 From: Adam Van Ymeren Subject: Re: NetworkManager instead of Wicd in =?utf-8?Q?=E2=80=98%desktop?= =?utf-8?Q?-services=E2=80=99=3F?= Date: Wed, 02 Aug 2017 10:26:10 -0400 Message-ID: <87k22mm4fx.fsf@vany.ca> References: <87iniaf06l.fsf@gnu.org> <87bmo1ltus.fsf@netris.org> <87zibk7ptz.fsf@gmail.com> <87379c7n5q.fsf@gnu.org> <87r2wut82u.fsf@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Return-path: Received: from eggs.gnu.org ([2001:4830:134:3::10]:58842) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dcubK-0002IR-CV for guix-devel@gnu.org; Wed, 02 Aug 2017 10:26:19 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dcubG-0005l3-CO for guix-devel@gnu.org; Wed, 02 Aug 2017 10:26:18 -0400 In-Reply-To: <87r2wut82u.fsf@gmail.com> (Maxim Cournoyer's message of "Wed, 02 Aug 2017 09:25:45 -0400") 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: Maxim Cournoyer Cc: guix-devel Maxim Cournoyer writes: > ludo@gnu.org (Ludovic Court=C3=A8s) writes: > >> Maxim Cournoyer skribis: >> >>> I've noticed the same (lack of DNS resolution) following a reboot for >>> some minutes and was also wondering what was causing this. I'm using >>> wicd as part of the %desktop-services, so that specific problem is >>> probably not related to NetworkManager. >> >> Our default nscd config caches lookup failures for 20 seconds by default >> (see =E2=80=98nscd-cache=E2=80=99 in the manual.) So if you look up a h= ost before >> networking is up, and it fails, then there=E2=80=99s a window during whi= ch >> lookup will keep failing. >> >> I don=E2=80=99t know if that explains what you=E2=80=99re seeing. > > It can take much longer than 20 s upon a reboot to have the name > resolution working again (more than 5 minutes), so that doesn't seem to > explain it by itself. Most of the time I have to restart my applications like icecat of emacs when my network settings change. I'm using wpa_supplicant and dhclient by hand rather than wicd. Something somewhere is caching network information longer than it should be.