Display load average and standard deviation at the end.

[loba.git] / options.cpp

diff --git a/options.cpp b/options.cpp
index e41347071d8194c0d8977e251ce12f0e3d310626..2c8e61d672b7c82adfadbbf233805f06f193c225 100644 (file)
--- a/options.cpp
+++ b/options.cpp
@@ -1,17 +1,24 @@
-#include "options.h"
-
 #include <iomanip>
 #include <iostream>
 #include <sstream>
 #include <unistd.h>             // getopt
 #include <xbt/log.h>
+
+XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(main);
+
 #include "loba_simple.h"
 #include "loba_fairstrategy.h"
 
-XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(main);
+#include "options.h"
 
 namespace opt {
 
+    // Constants
+
+    // A sum of loads if considered null if it is less than
+    // load_ratio_threshold percent of the sum of loads at init.
+    const double load_ratio_threshold = 1e-4;
+
     // Global options
     std::string program_name;
     int help_requested = 0;
@@ -47,14 +54,14 @@ namespace opt {
     loba_algorithms_type::loba_algorithms_type()
     {
         NOL_INSERT("fairstrategy", "balance with fair strategy", loba_fairstrategy);
-        NOL_INSERT("none", "no load-balancing (for testing)", process);
+        NOL_INSERT("none", "no load-balancing (for testing only)", process);
         NOL_INSERT("simple", "balance with least loaded neighbor", loba_simple);
     }
 
     topologies_type topologies;
     topologies_type::topologies_type()
     {
-        NOL_INSERT("btree", "binary tree topologym intiial load at root", 
+        NOL_INSERT("btree", "binary tree topology, initial load at root",
                    deployment_btree);
         NOL_INSERT("clique", "all connected topology", deployment_clique);
         NOL_INSERT("hcube", "hypercube topology", deployment_hcube);