# systemd-cat > Connect a pipeline or program's output streams with the systemd journal. > More information: <https://www.freedesktop.org/software/systemd/man/systemd-cat.html>. - Write the output of the specified command to the journal (both output streams are captured): `systemd-cat {{command}}` - Write the output of a pipeline to the journal (`stderr` stays connected to the terminal): `{{command}} | systemd-cat`