[Unit] Description=Read required files in advance DefaultDependencies=false Conflicts=shutdown.target Before=shutdown.target Requires=ureadahead-stop.timer RequiresMountsFor=/var/lib/ureadahead ConditionVirtualization=no [Service] ExecStart=/sbin/ureadahead -q # when profiling, give it three minutes after sending SIGTERM to write out the pack file TimeoutStopSec=3m [Install] WantedBy=default.target