linkTemplate.bandwidth = cluster->loopback_bw;
linkTemplate.latency = cluster->loopback_lat;
linkTemplate.policy = SURF_LINK_FATPIPE;
linkTemplate.id = "loopback_"+ std::to_string(id);
sg_platf_new_link(&linkTemplate);
linkTemplate.bandwidth = cluster->loopback_bw;
linkTemplate.latency = cluster->loopback_lat;
linkTemplate.policy = SURF_LINK_FATPIPE;
linkTemplate.id = "loopback_"+ std::to_string(id);
sg_platf_new_link(&linkTemplate);