[Lxc-users] rootfs backup

[Daniel Lezcano]

On 01/07/2011 03:18 AM, matthew byers wrote:
> Yea i know btrfs has snapshot abilities but my entire server is ext4. I
> could format a extra drive with btrfs. Would that allow me to use btrfs for
> containers? Are there any other ideas or processes i can try out?

You can create a sparse file, format it as btrfs and mount it somewhere 
as a rootfs for the container. Otherwise, using the lxc-0.7.3 version 
you can specify this image file as the rootfs directly.