bug#22209: name resolution failures in installer image

[Ricardo Wurmus]

Leo Famulari <address@hidden> writes:

> On Sat, Dec 19, 2015 at 09:04:41AM +0100, Florian Paul Schmidt wrote:
>> After booting the installer image, doing the ifconfig/dhclient dance,
>> preparing the target fs, mounting it and starting the guix system init
>> invocation at some point in time, though not predictably so, but
>> usually after a couple of minutes (about 10 or so) name resolution
>> will start to fail causing guix system init to fail.
>
> A little more information:
>
> I was installing on i686 bare metal from the current USB installation
> image.
>
> I installed vim in the installation environment, and then when I
> tried to run `guix system init...` I couldn't resolve hydra.gnu.org,
> google.com, and a few other sites. I could resolve the domain
> famulari.name, but not another domain that points to the same machine.
>
> I installed dig and could successfully query the nameserver described in
> /etc/resolv.conf for hydra.gnu.org.

Could this be related to cached resolution failures in nscd?  Have you
tried restarting the nscd service?

~~ Ricardo