simgrid::s4u::Storage::on_creation.connect([](simgrid::s4u::Storage& storage) {
sg_storage_t s = simgrid::s4u::Storage::by_name(storage.get_cname());
simgrid::s4u::Storage::on_creation.connect([](simgrid::s4u::Storage& storage) {
sg_storage_t s = simgrid::s4u::Storage::by_name(storage.get_cname());