Understanding the systemd executables
Normally, we would search for a program's executable files in either a bin/ or an sbin/ directory, and you will indeed find some of the systemd utility executable files there, but most of the systemd executables are found instead in the /lib/systemd/ directory. To save space, here's just a partial listing:
donnie@donnie-TB250-BTC:/lib/systemd$ ls -l total 7448 -rw-r--r-- 1 root root 2367728 Feb 6 2020 libsystemd-shared-237.so drwxr-xr-x 2 root root 4096 Apr 3 2020 network -rw-r--r-- 1 root root 699 Feb 6 2020 resolv.conf -rwxr-xr-x 1 root root 1246 Feb 6 2020 set-cpufreq drwxr-xr-x 24 root root 36864 Apr 3 2020 system -rwxr-xr-x 1 root root 1612152 Feb 6 2020...
