systemctl

Simple definition

The main control used to manage units systemd.

Technical definition

The main control used to manage units systemd. Under Linux, this concept is part of system administration, storage, services or host security.

What is it used for?

Administer, diagnose or secure a Linux system.

Practical example

Example: an administrator can use this concept during a diagnostic SSH.

Common issues

• Insufficient permissions
• No-persistent configuration
• Unavailable service or dependency