5000 and beyond. If your first interval does include size=0, then the default value of 1 is used before. Changing the factor
callback is not possible from the command line and must be done from your code, as shown in `this example
<https://framagit.org/simgrid/simgrid/tree/master/examples/cpp/network-factors/s4u-network-factors.cpp>`_. Note that the chosen
5000 and beyond. If your first interval does include size=0, then the default value of 1 is used before. Changing the factor
callback is not possible from the command line and must be done from your code, as shown in `this example
<https://framagit.org/simgrid/simgrid/tree/master/examples/cpp/network-factors/s4u-network-factors.cpp>`_. Note that the chosen