[lxc-users] Eth0 not present on boot

[Serge Hallyn]

Quoting Peter Steele (pwsteele at gmail.com):
> We sometimes hit an error where eth0 in a container does not come
> up, leaving the container with only the "lo" device. The system
> messages in the container lists the error
> 
> Sep 17 15:58:50 vm-00 network: Bringing up interface eth0:  ERROR :
> [/etc/sysconfig/network-scripts/ifup-eth] Device eth0 does not seem
> to be present, delaying initialization

In these cases does /sys/class/net/eth0 exist?

> The only solution we've found is to reboot the container. To date,
> that has always restored the missing interface. The question we have
> though is what causes this in the first place? This is a CentOS 7.1
> container running on a CentOS 7.1 host. The containers use bridged
> networking.
> 
> Has anyone seen this behavior?
> 
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