On Tue, Aug 19, 2014 at 01:11:02PM -0300, Daniel Miranda wrote: > I'm setting up a system to run LXC containers with ZFS on Linux (Ubuntu > 14.04). I intend to set up a base image which I'd like to clone to create > other containers from. virt-sysprep and virt-customize seem ideal for the > task: I obviously could mount and work with the rootfs from each container > directly, but the libguestfs tools have a bunch of pre-existing recipes > that would surely be much better than what I'd come up with on my own. > > Unfortunately, I can't seem to find any way to tell the tools to work > directly on an already mounted directory (from a ZFS subvolume) instead of > a disk image. > > Am I missing something or is this currently not possible? This was actually a feature of the original virt-sysprep (1.14). However we removed it in a more recent version (1.16 IIRC). So no, virt-sysprep etc only work on disk images, not on mounted filesystems. Rich. -- Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones Read my programming and virtualization blog: http://rwmj.wordpress.com virt-df lists disk usage of guests without needing to install any software inside the virtual machine. Supports Linux and Windows. http://people.redhat.com/~rjones/virt-df/