Linux - Boot (Init service system)
About
The Init system is the first process (as PID 1) started by a operating system at system startup that start all other service (ie services)
List
The following are possible init system:
Management
How to know wich init system is running
- bash
ps -f --pid 1
UID PID PPID C STIME TTY TIME CMD
root 1 0 0 11:38 ? 00:00:07 /usr/lib/systemd/systemd --switched-root --system --deserialize 21
where: systemd is SystemD - Services
- Ansible shows you this information in the ansible_service_mgr variable
when: ansible_service_mgr == "systemd"
Possible values are:
- upstart
- openrc