XBT_PUBLIC_DATA(int) SURF_HOST_LEVEL; //Surf workstation level
XBT_PUBLIC_DATA(int) SIMIX_STORAGE_LEVEL; //Simix storage level
XBT_PUBLIC_DATA(int) SD_HOST_LEVEL; //Simdag host level
XBT_PUBLIC_DATA(int) SURF_HOST_LEVEL; //Surf workstation level
XBT_PUBLIC_DATA(int) SIMIX_STORAGE_LEVEL; //Simix storage level
XBT_PUBLIC_DATA(int) SD_HOST_LEVEL; //Simdag host level