I finally solved my zfs-on-iSCSI systemd quandry: # cat /etc/systemd/system/zfs-iscsi-import.service [Unit] Description=Trigger ZFS import after iSCSI availability After=cloud-init.target Wants=cloud-init.target [Service] Type=oneshot ExecStartPre=/sbin/modprobe zfs ExecStart=/bin/systemctl start zfs-import.target RemainAfterExit=yes [Install] WantedBy=default.target #linux #zfs #iscsi