走っていれば
[root@arch-server ]# systemctl status mpd
● mpd.service - Music Player Daemon
Loaded: loaded (/usr/lib/systemd/system/mpd.service; enabled; vendor preset: disabled)
Active: active (running) since Tue 2021-01-26 14:26:09 JST; 11min ago
TriggeredBy: ● mpd.socket
Docs: man:mpd(1)
man:mpd.conf(5)
Main PID: 328 (mpd)
Tasks: 3 (limit: 4692)
Memory: 45.1M
CGroup: /system.slice/mpd.service
└─328 /usr/bin/mpd --no-daemon
1月 26 14:26:09 arch-server systemd[1]: Starting Music Player Daemon...
1月 26 14:26:09 arch-server mpd[328]: exception: Decoder plugin 'wildmidi' is unavailable: configu>
1月 26 14:26:09 arch-server mpd[328]: zeroconf: No global port, disabling zeroconf
1月 26 14:26:09 arch-server mpd[328]: config: option 'mixer_control' on line 23 was not recognized
1月 26 14:26:09 arch-server systemd[1]: Started Music Player Daemon.
lines 1-17/17 (END)
停止していれば
[root@arch-server ]# systemctl status mpd
● mpd.service - Music Player Daemon
Loaded: loaded (/usr/lib/systemd/system/mpd.service; enabled; vendor preset: disabled)
Active: inactive (dead) since Tue 2021-01-26 14:39:20 JST; 3s ago
TriggeredBy: ● mpd.socket
Docs: man:mpd(1)
man:mpd.conf(5)
Process: 328 ExecStart=/usr/bin/mpd --no-daemon (code=exited, status=0/SUCCESS)
Main PID: 328 (code=exited, status=0/SUCCESS)
1月 26 14:26:09 arch-server systemd[1]: Starting Music Player Daemon...
1月 26 14:26:09 arch-server mpd[328]: exception: Decoder plugin 'wildmidi' is unavailable: configu>
1月 26 14:26:09 arch-server mpd[328]: zeroconf: No global port, disabling zeroconf
1月 26 14:26:09 arch-server mpd[328]: config: option 'mixer_control' on line 23 was not recognized
1月 26 14:26:09 arch-server systemd[1]: Started Music Player Daemon.
1月 26 14:39:20 arch-server systemd[1]: Stopping Music Player Daemon...
1月 26 14:39:20 arch-server systemd[1]: mpd.service: Succeeded.
1月 26 14:39:20 arch-server systemd[1]: Stopped Music Player Daemon.
lines 1-17/17 (END)
違うコマンドで確認するなら
[root@arch-server ~]# ps aux | grep mpd
mpd 1861 1.2 0.9 212968 37264 ? SLsl 14:41 0:00 /usr/bin/mpd --no-daemon
upmpdcli 1872 0.4 0.3 1252512 13920 ? Ssl 14:41 0:00 /usr/bin/upmpdcli -c /etc/upmpdcli.conf
root 1904 0.0 0.0 7432 2236 pts/0 S+ 14:41 0:00 grep mpd