> No fundamental reason; I'm hoping ZFS will be supported in addition to
> btrfs, but I don't have any systems with ZFS filesystems at the moment
> so I haven't been able to test it or find out the mechanisms ZFS uses
> for cloning. On btrfs cloning is implemented with a custom
> btrfs-specific ioctl, ZFS probably has something similar which would be
> pretty easy to add on top of this patch.
Would you like a VM with ZFS on it? I'm pretty sure I can supply one.
--
Josh Berkus
PostgreSQL Experts Inc.
http://pgexperts.com