linux - systemD and systemV
systemd is a software suite that provides an array of system components for Linux operating systems. Its main aim is to unify service configuration and behavior across Linux distributions; systemd's primary component is a "system and service manager"—an init system used to bootstrap user space and manage user processes.
Indicators
- If you’re starting and stopping things using
systemctl restart sshd
, etc, you’re on a SystemD system. - If you’re starting and stopping things using
/etc/init.d/sshd start
, etc, you’re on a SystemV system.