-After=systemd-readahead-collect.service systemd-readahead-replay.service
-Before=basic.target shutdown.target
-ConditionPathExists=/etc/sysctl.conf
-ConditionDirectoryNotEmpty=/etc/sysctl.d
+After=systemd-modules-load.service
+Before=sysinit.target shutdown.target
+ConditionPathIsReadWrite=/proc/sys/