> systemd-cat [OPTION…] [COMMAND…]

Execute process with stdout/stderr connected to the journal.

Options:
  -h --help                     Show this help
     --version                  Show package version
  -t --identifier=STRING        Set syslog identifier
  -p --priority=PRIORITY        Set priority value (0..7)
     --stderr-priority=PRIORITY Set priority value (0..7) used for stderr
     --level-prefix=BOOL        Control whether level prefix shall be parsed
     --namespace=NAMESPACE      Connect to specified journal namespace

See the systemd-cat(1) man page for details.