TRACE_surf_resource_set_utilization("LINK", "bandwidth_used", link->get_cname(), action->get_category(),
(data_delta_sent) / delta, now - delta, delta);
TRACE_surf_resource_set_utilization("LINK", "bandwidth_used", link->get_cname(), action->get_category(),
(data_delta_sent) / delta, now - delta, delta);