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systemd-cat:tldr:86ec2
The command systemd-cat ${command}
is used to execute a specified command and send its output to the systemd journal for logging purposes.
Here's a breakdown of its components:
-
systemd-cat
: systemd-cat is a command provided by the systemd system and service manager. It captures the output of a given command and writes it to the systemd journal. -
${command}
: This is a placeholder representing the actual command that you want to execute. It could be any valid command or script that you want to run. The output generated by this command will be captured by systemd-cat.
When you run the systemd-cat ${command}
command, it will execute the specified ${command}
and redirect its output to the systemd journal. This allows for centralized logging and easy retrieval of logs using systemd journal utilities.