You need snapshot of your filesystem (either whole or part of it)with name eg. A, then just :
Generate full backup # zfs send rpool/fs at A > /backup/A Generate an incremental backup # zfs send -i rpool/fs at A rpool/fs at B > /backup/B-A Remote replication (send incremental once per minute) # zfs send -i rpool/fs at 12:00 rpool/fs at 12:01 | ssh hostname zfs receive -d /rpool/fs -- This message posted from opensolaris.org