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Systemctl / Send Specific Signal To Unit

Send Specific Signal To Unit

Systemctl command syntax to send specific signal to unit. Copyable examples, output expectations, and common mistakes.

$
Terminal
systemctl kill -s <signal_number|signal_name> <unit>

Command Breakdown

What each part is doing

systemctl
Base Command
The executable that performs this operation. Here it runs Systemctl before the shell applies any redirect operators.
-s
s| signal
The value supplied for s| signal.
<signal_number|signal_name>
signal number|signal name
The value supplied for signal number|signal name.
<unit>
unit
The value supplied for unit.
-s
Command Option
Tool-specific option used by this command invocation.

Alternative Approaches

Comparable commands in other tools

Alternative system operations tools for the same job.