Use credit to try to avoid useless transfers.

[loba.git] / main.cpp

diff --git a/main.cpp b/main.cpp
index ed8039e2c0ea5d3d3a392ab12ce067cd5c46f15a..478d1e870fec04d34ae80e461275d400e8aa0e46 100644 (file)
--- a/main.cpp
+++ b/main.cpp
@@ -1,4 +1,5 @@
 #include <cerrno>
 #include <cerrno>

+#include <cmath>

 #include <csignal>
 #include <cstring>              // strchr
 #include <iostream>
 #include <csignal>
 #include <cstring>              // strchr
 #include <iostream>


@@ -234,6 +235,7 @@ int main(int argc, char* argv[])
         MSG_create_environment(opt::platform_file.c_str());
         XBT_DEBUG("Creating hostdata...");
         hostdata::create();
         MSG_create_environment(opt::platform_file.c_str());
         XBT_DEBUG("Creating hostdata...");
         hostdata::create();

+        XBT_INFO("Loaded description of %zd hosts.", hostdata::size());

         XBT_DEBUG("Deploying processes...");
         if (opt::auto_depl::enabled) {
             if (!opt::auto_depl::nhosts)
         XBT_DEBUG("Deploying processes...");
         if (opt::auto_depl::enabled) {
             if (!opt::auto_depl::nhosts)


@@ -243,8 +245,19 @@ int main(int argc, char* argv[])
                          opt::auto_depl::nhosts, hostdata::size());
                 opt::auto_depl::nhosts = hostdata::size();
             }
                          opt::auto_depl::nhosts, hostdata::size());
                 opt::auto_depl::nhosts = hostdata::size();
             }

-            if (!opt::auto_depl::load)
+            if (opt::auto_depl::load == 0.0) {
+                XBT_WARN("Initial load is zero!  "
+                         "Falling back on old behaviour (load = nhosts).");

                 opt::auto_depl::load = opt::auto_depl::nhosts;
                 opt::auto_depl::load = opt::auto_depl::nhosts;

+            } else if (opt::auto_depl::load < 0.0)
+                opt::auto_depl::load =
+                    -opt::auto_depl::load * opt::auto_depl::nhosts;
+            double iload = std::trunc(opt::auto_depl::load);
+            if (opt::integer_transfer && opt::auto_depl::load != iload) {
+                XBT_WARN("Total load %g is not an integer.  Truncate it.",
+                         opt::auto_depl::load);
+                opt::auto_depl::load = iload;
+            }

             MY_launch_application(); // it is already opt::* aware...
         } else {
             MSG_launch_application(opt::deployment_file.c_str());
             MY_launch_application(); // it is already opt::* aware...
         } else {
             MSG_launch_application(opt::deployment_file.c_str());