.. _usage: Usage ##### First steps =========== Once the configuration file has been created (see :ref:`configuration`), you can launch ReactOBus with: .. code-block:: shell reactobus --config configuration.yaml Command line arguments ====================== The most important arguments are: * **config**: path to the configuration file * **help**: print the help * **level**: the log level (DEBUG, INFO, WARN, ERROR) * **log-file**: where to write the logs. **-** for stdout