int MSG_STORAGE_LEVEL = -1; // Msg storage level
int ROUTING_STORAGE_LEVEL = -1; // Routing for storage level
int SURF_STORAGE_LEVEL = -1;
-xbt_lib_t storage_type_lib;
-int ROUTING_STORAGE_TYPE_LEVEL = -1; //Routing for storage_type level
simgrid::surf::StorageModel *surf_storage_model = nullptr;
namespace simgrid {