XBT_LOG_CONNECT(surf_kernel);
XBT_LOG_CONNECT(surf_lagrange);
XBT_LOG_CONNECT(surf_lagrange_dichotomy);
XBT_LOG_CONNECT(surf_maxmin);
XBT_LOG_CONNECT(surf_network);
XBT_LOG_CONNECT(surf_kernel);
XBT_LOG_CONNECT(surf_lagrange);
XBT_LOG_CONNECT(surf_lagrange_dichotomy);
XBT_LOG_CONNECT(surf_maxmin);
XBT_LOG_CONNECT(surf_network);