(Solved) : Need Help Linux Centos Os Dos Rite Systemd Service Unit Called Heartbeat Function Service Q26196550 . . . .

I NEED HELP THIS THIS LINUX IN CENTOS OS, How do i dos this

rite a systemd service unit called heartbeat. The function ofthis service is to write a log message to /var/log/messages everyten seconds. Start this service.

When you run the command systemctl status heartbeat, you shouldsee output similar to the following:

[root@localhost system]$ systemctl status heartbeat.service ● heartbeat.service – heartbeat service Loaded: loaded (/etc/systemd/system/heartbeat.service; disabled; vendor preset: disabled) Active: active (running) since Mon 2018-01-08 21:15:14 EST; 1min 34s ago Main PID: 24626 (bash) CGroup: /system.slice/heartbeat.service