update overlayfs and aufs in lxc.container.conf

Explain that multiple /lower layers can be used.

Signed-off-by: Christian Brauner <christian.brauner@mailbox.org>
Acked-by: Serge E. Hallyn <serge.hallyn@ubuntu.com>
This commit is contained in:
Christian Brauner 2016-01-24 00:21:54 +01:00 committed by Stéphane Graber
parent 410d0f6e5c
commit 280d23796c

View File

@ -1048,7 +1048,9 @@ proc proc proc nodev,noexec,nosuid 0 0
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
of overlayfs. For both <filename>overlayfs</filename> and
<filename>aufs</filename> multiple <filename>/lower</filename>
directories can be specified. <filename>loop:/file</filename> tells lxc to attach
<filename>/file</filename> to a loop device and mount the loop device.
</para>
</listitem>