[lxc-devel] [PATCH 2/2] lxc.container.conf: document the type: lxc.rootfs conventions

Michael H. Warfield mhw at WittsEnd.com
Thu May 15 15:12:56 UTC 2014


On Thu, 2014-05-15 at 14:33 +0000, Serge Hallyn wrote:
> Signed-off-by: Serge Hallyn <serge.hallyn at ubuntu.com>
> ---
>  doc/lxc.container.conf.sgml.in | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)

> diff --git a/doc/lxc.container.conf.sgml.in b/doc/lxc.container.conf.sgml.in
> index 6e96889..39de1cc 100644
> --- a/doc/lxc.container.conf.sgml.in
> +++ b/doc/lxc.container.conf.sgml.in
> @@ -876,6 +876,20 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
>  	      specified, the container shares its root file system
>  	      with the host.
>  	    </para>
> +	    <para>
> +          For directory or simple block-device backed containers,
> +          a pathname can be used.  If the rootfs is backed by a nbd
> +          device, then <filename>nbd:file:1</filename> specifies that
> +          <filename>file</filename> should be attached to a nbd device,
> +          and partition 1 should be mounted as the rootfs.
> +          <filename>nbd:file</filename> specifies that the nbd device
> +          itself should be mounted.  <filename>overlayfs:/lower:/upper</filename>
> +          specifies that the rootfs should be an overlay with <filename>/upper</filename>
> +          being mounted read-write over a read-only mount of <filename>/lower</filename>.
> +          <filename>aufs:/lower:/upper</filename> does the same using aufs in place
> +          of overlayfs. <filename>loop:/file</filename> tells lxc to attach
> +          <filename>/file</filename> to a loop device and mount the loop device.
> +	    </para>
>  	  </listitem>
>  	</varlistentry>
>  
> -- 
> 1.9.1

I may be off base here but, does this relate to that exchange on the
-users list a couple of weeks ago about the Fedora template and an lvm
backing store?  Or is that one of these "simple block-device backed"
things?  The OP never got back with us and I haven't tried testing it
myself.

Regards,
Mike
-- 
Michael H. Warfield (AI4NB) | (770) 978-7061 |  mhw at WittsEnd.com
   /\/\|=mhw=|\/\/          | (678) 463-0932 |  http://www.wittsend.com/mhw/
   NIC whois: MHW9          | An optimist believes we live in the best of all
 PGP Key: 0x674627FF        | possible worlds.  A pessimist is sure of it!

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 482 bytes
Desc: This is a digitally signed message part
URL: <http://lists.linuxcontainers.org/pipermail/lxc-devel/attachments/20140515/c80338de/attachment.sig>


More information about the lxc-devel mailing list