-several different ways depending on the nature of the simulator (MSG,
-SimDag, SMPI) and the kind of traces that need to be obtained. See the
+several different ways depending on the used interface (S4U, SMPI, SimDag)
+and the kind of traces that needs to be obtained. See the
-Most of the time, the logging mechanism is configured at runtime using the ``--log`` command-line argument, even if you can also use :ref:`xbt_log_control_set()` to control it from
+Most of the time, the logging mechanism is configured at runtime using the ``--log`` command-line argument, even if you can also use :c:func:`xbt_log_control_set()` to control it from
your program. To pass configure more than one setting, you can either pass several ``--log`` arguments, or separate your settings with spaces, that must be quoted accordingly. In
practice, the following is equivalent to the above settings: ``--log=root.thresh:error --log=s4u_host.thresh:debug``.
your program. To pass configure more than one setting, you can either pass several ``--log`` arguments, or separate your settings with spaces, that must be quoted accordingly. In
practice, the following is equivalent to the above settings: ``--log=root.thresh:error --log=s4u_host.thresh:debug``.