A feature similar to this was discussed at the OpenZFS Developers Summit earlier this month http://open-zfs.org/w/images/7/71/Fast_File_Cloning-Pavel_Zakharov.

A feature similar to this was discussed at the OpenZFS Developers Summit earlier this month http://open-zfs.org/w/images/7/71/Fast_File_Cloning-Pavel_Zakharov.pptx http://open-zfs.org/w/images/7/71/Fast_File_Cloning-Pavel_Za...