Edit file File name : iscsi-onboot.service Content :[Unit] Description=Special handling of early boot iSCSI sessions Documentation=man:iscsiadm(8) man:iscsid(8) DefaultDependencies=no RefuseManualStart=true Before=iscsi.service After=systemd-remount-fs.service ConditionDirectoryNotEmpty=/sys/class/iscsi_session [Service] Type=oneshot ExecStart=-/usr/libexec/iscsi-mark-root-nodes [Install] WantedBy=sysinit.target Save