[Unit]
Description=Music Player Daemon
After=network.target sound.target

[Service]
ExecStart=/usr/bin/mpd --no-daemon
ExecStartPre=/usr/bin/mount /mnt/music
ExecStopPost=/usr/bin/umount /mnt/music

# allow MPD to use real-time priority 50
LimitRTPRIO=50
LimitRTTIME=-1

# move MPD to a top-level cgroup, as real-time budget assignment fails
# in cgroup /system/mpd.service, because /system has a zero real-time
# budget; see
# http://www.freedesktop.org/wiki/Software/systemd/MyServiceCantGetRealtime/
ControlGroup=cpu:/mpd

# assign a real-time budget
ControlGroupAttribute=cpu.rt_runtime_us 500000

[Install]
WantedBy=default.target