test -d $log || mkdir $log || exit
test -d $log || mkdir $log || exit
ssh $from "umount /mnt/backup/$2 ; lvremove -f $vg/$2-backup"
ssh $from "sync && sync && lvcreate -s -L 10G -n $2-backup $vg/$2 && mount $vg/$2-backup /mnt/backup/$2" || exit
test -d /$pool/backup/$1 || zfs create $pool/backup/$1 || exit
ssh $from "umount /mnt/backup/$2 ; lvremove -f $vg/$2-backup"
ssh $from "sync && sync && lvcreate -s -L 10G -n $2-backup $vg/$2 && mount $vg/$2-backup /mnt/backup/$2" || exit
test -d /$pool/backup/$1 || zfs create $pool/backup/$1 || exit