[lxc-users] Trouble with automounting /dev/shm

[Stéphane Graber]

On Fri, Nov 24, 2017 at 11:01:33PM +0100, Pavol Cupka wrote:
> Going to answer my own question.
> 
> It was due to another profile being applied to the container also with
> raw.lxc option so it hijacked the option and the option with dev/shm
> never got applied.
> 
> So works without the second profile.
> 
> Subquestion: How to add another raw.lxc line to a second profile
> without canceling the first one?

You can't. As far as LXD is concerned raw.lxc is a single string
configuration key, whichever profile or container local config contains
it last will win.

> 
> Thanks
> 
> On Wed, Nov 22, 2017 at 10:18 AM, Pavol Cupka <pavol.cupka at gmail.com> wrote:
> > Hello list,
> >
> > I am running
> >   LXD 2.18
> >   LXC 2.0.8
> >   LXCFS 2.0.6
> >
> > on a non-systemd host, trying to run a non-systemd container. All
> > works well, except the /dev/shm doesn't get mounted. I copied a line
> > from lxc template and added this line as raw.lxc config value for the
> > container, but I doesn't work.
> >
> > This is the config line being added through profile
> > config:
> >
> > raw.lxc: lxc.mount.entry = none dev/shm tmpfs
> > rw,nosuid,nodev,create=dir
> >
> > The container starts, but the /dev/shm doesn't get mounted.
> >
> > Am I doing something wrong?
> >
> > Thanks for help.
> >
> > Pavol
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-- 
Stéphane Graber
Ubuntu developer
http://www.ubuntu.com
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