http://docs.ganeti.org/ganeti/master/html/man-ganeti-extstorage-interface.html
+It also encludes LVM emulation which enable zfs to work as plain disk type.
+
+This allows sage of drbd where one (or both) sides are on zfs, and supports
+gnt-backup export and import.
+
INSTALLATION
On node which will host zfs storage pool