[Unit] Description=Stagger hard drive spin-up to limit PSU current surge # Runs early in boot, before storage services and VMs start, so drives # are already spun up and staggered before any heavy I/O begins. DefaultDependencies=no After=local-fs-pre.target Before=local-fs.target sysinit.target [Service] Type=oneshot ExecStart=/usr/local/sbin/stagger-spinup.sh --linux RemainAfterExit=yes StandardOutput=journal [Install] WantedBy=sysinit.target