https://www.dbi-services.com/blog/setting-up-ibm-db2-on-linux-root-installation/

https://www.ibm.com/support/pages/how-determine-fenced-user-id-instance

[root@db2srv ~]# cat /etc/systemd/system/db2fmcd.service
[Unit]
Description=DB2V115

[Service]
ExecStart=/opt/ibm/db2/V11.5/bin/db2fmcd
Restart=always

[Install]
WantedBy=default.target

https://help.hcltechsw.com/bigfix/10.0/inventory/Inventory/planinconf/t_installing_db2.html