[lxc-users] Latest released LXC on Debian 7.7

[Serge Hallyn]

Quoting Mario Castelán Castro (marioxcc.MT at yandex.com):
> Hello.
> 
> I'm trying to set up an LXC Debian container with Debian 7.7 as a host.
> 
> After having successfully created a container with "lxc-create
> lxc-create -n test -t debian", I try to start it with "lxc-start -n
> test --logfile log". I have attached the resulting log.
> 
> It seems like my kernel (3.2.0-4-amd64 as packaged by Debian) is
> missing some capabilities. The LXC shipped with Debian is able to

I suspect the issue is not your kernel, but rather your kernel headers
package.  Is linux-libc-dev installed?

> start a container, but it has a different problem: when shutting
> down the container, the host SSH server and ongoing connections
> crash.
> 
> Is there a way to run the latest LXC release with this old kernel?.
> I have found <https://www.mail-archive.com/lxc-users@lists.linuxcontainers.org/msg01869.html>
> but upgrading the kernel is not feasible in this case.
> 
> Regards and thanks in advance.

>       lxc-start 1416000055.136 ERROR    lxc_conf - unknown capability sys_module
>       lxc-start 1416000055.137 ERROR    lxc_conf - failed to drop capabilities
>       lxc-start 1416000055.137 ERROR    lxc_start - failed to setup the container
>       lxc-start 1416000055.137 ERROR    lxc_sync - invalid sequence number 1. expected 2
>       lxc-start 1416000055.188 ERROR    lxc_start - failed to spawn 'test'
>       lxc-start 1416000055.200 ERROR    lxc_start_ui - The container failed to start.
>       lxc-start 1416000055.200 ERROR    lxc_start_ui - Additional information can be obtained by setting the --logfile and --logpriority options.

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