Merge branch 'master' of framagit.org:simgrid/simgrid

[simgrid.git] / src / smpi / plugins / sampi_loadbalancer.cpp

diff --git a/src/smpi/plugins/sampi_loadbalancer.cpp b/src/smpi/plugins/sampi_loadbalancer.cpp
index 99e1bcc929cea7061c27b672619bf1a787c44c6e..1085a8f21fe87feee1a093f84eca4a60a778cf80 100644 (file)
--- a/src/smpi/plugins/sampi_loadbalancer.cpp
+++ b/src/smpi/plugins/sampi_loadbalancer.cpp
@@ -1,4 +1,4 @@
-/* Copyright (c) 2018.      The SimGrid Team. All rights reserved.          */
+/* Copyright (c) 2018-2019. The SimGrid Team. All rights reserved.          */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
@@ -78,20 +78,20 @@ public:
     smpilb_bar.wait();
     was_executed = false; // Must stay behind this barrier so that all processes have passed the if clause
 
-    migrate_to_host = lb.get_mapping();
+    migrate_to_host = lb.get_mapping(simgrid::s4u::Actor::self());
     if (cur_host != migrate_to_host) { // Origin and dest are not the same -> migrate
-      sg_host_t migration_hosts[2] = {cur_host, migrate_to_host};
-      // Changing this to double[2] ... will cause trouble with parallel_execute, because that fct is trying to call free().
-      double* comp_amount  = new double[2]{0, 0};
-      double* comm_amount  = new double[4]{0, /*must not be 0*/std::max(args.memory_consumption, 1.0), 0, 0};
+      std::vector<simgrid::s4u::Host*> migration_hosts = {cur_host, migrate_to_host};
+      std::vector<double> comp_amount                  = {0, 0};
+      std::vector<double> comm_amount = {0, /*must not be 0*/ std::max(args.memory_consumption, 1.0), 0, 0};
 
       xbt_os_timer_t timer = smpi_process()->timer();
       xbt_os_threadtimer_start(timer);
-      simgrid::s4u::this_actor::parallel_execute(2, migration_hosts, comp_amount, comm_amount, -1.0);
+      simgrid::s4u::this_actor::parallel_execute(migration_hosts, comp_amount, comm_amount, -1.0);
       xbt_os_threadtimer_stop(timer);
       smpi_execute(xbt_os_timer_elapsed(timer));
 
       // Update the process and host mapping in SimGrid.
+      XBT_DEBUG("Migrating process %li from %s to %s", my_proc_id, cur_host->get_cname(), migrate_to_host->get_cname());
       TRACE_smpi_process_change_host(my_proc_id, migrate_to_host);
       simgrid::s4u::this_actor::migrate(migrate_to_host);
     }