[Unit]
Description=Activate LVM Volume Groups
Documentation=man:vgchange(8)
After=dm-event.socket dm-event.service
Before=local-fs-pre.target shutdown.target
DefaultDependencies=no
Conflicts=shutdown.target

# "--eventactivation service" tells vgchange it is being called 
# from an activation service, so it will do nothing if
# lvm.conf event_activation_options = "event_only".

[Service]
Type=oneshot
ExecStart=@SBINDIR@/lvm vgchange -aay --nohints --vgonline --eventactivation service
RemainAfterExit=yes

[Install]
WantedBy=sysinit.target