Add option -G, to exit on detection of global convergence.

[loba.git] / process.cpp

diff --git a/process.cpp b/process.cpp
index 36bdff07cfbe8d18bf4eaf1b81d5f0cfa6b8f064..dfbf1239a24b19ee80a5407cb9e51d03d9dec451 100644 (file)
--- a/process.cpp
+++ b/process.cpp
@@ -26,6 +26,8 @@ int process::process_counter = 0;
 double process::total_load_average;
 double process::load_diff_threshold;
 
+std::atomic<int> process::convergence_counter(0);
+
 namespace {
 
     void sleep_until_date(double& date, double duration)
@@ -69,6 +71,7 @@ process::process(int argc, char* argv[])
 
     proc_mutex->acquire();
     process_counter++;
+    convergence_counter++;
     total_load_init += real_load;
     total_load_running += real_load;
     total_load_average = total_load_running / process_counter;
@@ -291,12 +294,14 @@ void process::convergence_check()
             XBT_VERB("current load has diverged: %g (%.4g%%)",
                      real_load, 100.0 * load_diff / average);
             convergence = -1.0;
+            convergence_counter++;
         }
     } else {
         if (converged) {
             XBT_VERB("current load has converged: %g (%.4g%%)",
                      real_load,  100.0 * load_diff / average);
             convergence = MSG_get_clock();
+            convergence_counter--;
         }
     }
 }
@@ -324,6 +329,10 @@ bool process::still_running()
         XBT_VERB("Reached comp_maxiter: %d/%d", comp_iter, opt::comp_maxiter);
         last_status = false;
 
+    } else if (opt::exit_on_convergence && convergence_counter == 0) {
+        XBT_VERB("Global convergence detected");
+        last_status = false;
+
     } else if (opt::exit_on_close && close_received) {
         XBT_VERB("Close received");
         last_status = false;