Re: boot hangs when no ethernet cable is plugged in
On 2015-07-09 08:53:28 -0400, Patrick Wiseman wrote:
> On Thu, Jul 9, 2015 at 8:39 AM, Vincent Lefevre <vincent@vinc17.net> wrote:
> > But if one of the goals of allow-hotplug is to do link detection
> > (see my other message about that), then this is fine for laptops.
>
> Just as a matter of interest, what network manager are you using?
ifupdown, but /etc/init.d/networking doesn't seem to bring eth0 up.
It's something else... More information concerning the logs related
to that:
Jul 09 16:10:52 zira systemd[1]: Found device Ethernet Connection I217-LM.
-- Subject: Unit sys-subsystem-net-devices-eth0.device has finished start-up
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- Unit sys-subsystem-net-devices-eth0.device has finished starting up.
--
-- The start-up result is done.
[...]
Jul 09 16:10:57 zira systemd[1]: Starting LSB: Raise network interfaces....
-- Subject: Unit networking.service has begun start-up
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- Unit networking.service has begun starting up.
Jul 09 16:10:57 zira networking[554]: Configuring network interfaces...run-parts --exit-on-error --verbose /etc/network/if-pre-up.d
Jul 09 16:10:57 zira kbd[553]: Setting console screen modes.
Jul 09 16:10:57 zira networking[554]: run-parts: executing /etc/network/if-pre-up.d/ethtool
Jul 09 16:10:57 zira networking[554]: run-parts: executing /etc/network/if-pre-up.d/wireless-tools
Jul 09 16:10:57 zira networking[554]: run-parts: executing /etc/network/if-pre-up.d/wpasupplicant
[...]
Jul 09 16:10:57 zira networking[554]: Configuring interface lo=lo (inet)
Jul 09 16:10:57 zira networking[554]: run-parts --exit-on-error --verbose /etc/network/if-pre-up.d
Jul 09 16:10:57 zira networking[554]: run-parts: executing /etc/network/if-pre-up.d/ethtool
Jul 09 16:10:57 zira networking[554]: run-parts: executing /etc/network/if-pre-up.d/wireless-tools
Jul 09 16:10:57 zira networking[554]: run-parts: executing /etc/network/if-pre-up.d/wpasupplicant
Jul 09 16:10:57 zira networking[554]: ip link set dev lo up
[...]
Jul 09 16:10:57 zira networking[554]: run-parts --exit-on-error --verbose /etc/network/if-up.d
Jul 09 16:10:57 zira networking[554]: run-parts: executing /etc/network/if-up.d/avahi-autoipd
[...]
Jul 09 16:10:57 zira networking[554]: done.
Jul 09 16:10:57 zira systemd[1]: Started LSB: Raise network interfaces..
-- Subject: Unit networking.service has finished start-up
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- Unit networking.service has finished starting up.
--
-- The start-up result is done.
Jul 09 16:10:57 zira systemd[1]: Starting ifup for eth0...
-- Subject: Unit ifup@eth0.service has begun start-up
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- Unit ifup@eth0.service has begun starting up.
Jul 09 16:10:57 zira dhclient[724]: Internet Systems Consortium DHCP Client 4.3.2
[...]
So, what is the cause of "Starting ifup for eth0..."?
--
Vincent Lefèvre <vincent@vinc17.net> - Web: <https://www.vinc17.net/>
100% accessible validated (X)HTML - Blog: <https://www.vinc17.net/blog/>
Work: CR INRIA - computer arithmetic / AriC project (LIP, ENS-Lyon)
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