Hello tsuraan,
bcp is what you need. bcp is part of btrfs-prog-unstable
See http://www.mail-archive.com/linux-btrfs@vger.kernel.org/msg02292.html
BR
Goffredo
On Saturday 22 August 2009, tsuraan wrote:
Suppose I have a directory under my home on a btrfs filesystem where I
store virtual
Suppose I have a directory under my home on a btrfs filesystem where I
store virtual machine images. I have one base virtual machine, and
from it I make copies that I actually run. To make a copy of a VM
today, I do cp -r, which seems pretty wasteful since the VMs are
almost entirely identical.