[lxc-users] LXC, criu and cgroups...

[Tycho Andersen]

On Tue, Apr 07, 2015 at 11:37:47PM +0200, Dirk Geschke wrote:
> Hi Tycho,
> 
> > > So it looks here like a problem wiht lxc-restore-net. But why is
> > > it not able to read netdev-8.img? The file is cleaned up, but 
> > > some old, failing syncs show that everyone can read it?
> > 
> > This means you're still trying to c/r unprivileged containers, which
> > won't work. You need to set security.privileged in the
> > container config:
> > 
> > lxc config set <container> security.privileged true
> > 
> 
> ah, ok, I did not know this setting so far. I will give it a
> try tomorrow. But at least, I'm sure unprivileged may work soon,
> too. There seems like only some steps are missing...
> 
> Maybe one has to move the img-files to the namespace first?

There is a lot of work to be done to support this (both in the kernel
and in criu): http://criu.org/User_namespace

It will work eventually, but for now it doesn't.

Tycho

> Or one should simply skip the tests for the right flags in criu?
> 
> Best regards
> 
> Dirk
> 
> -- 
> +----------------------------------------------------------------------+
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