int SURF_CPU_LEVEL; //Surf cpu level
int SURF_WKS_LEVEL; //Surf workstation level
int SIMIX_HOST_LEVEL; //Simix level
-int MSG_HOST_LEVEL; //Msg level
+int SIMIX_STORAGE_LEVEL; //Simix level
+int MSG_HOST_LEVEL; //Msg host level
int SD_HOST_LEVEL; //Simdag level
int COORD_HOST_LEVEL=0; //Coordinates level
int NS3_HOST_LEVEL; //host node for ns3