1 /* Copyright (c) 2007-2019. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #include "simgrid/s4u.hpp"
7 #include "simgrid/plugins/live_migration.h"
8 #include "simgrid/s4u/VirtualMachine.hpp"
10 XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_cloud_migration, "Messages specific for this example");
12 static void vm_migrate(simgrid::s4u::VirtualMachine* vm, simgrid::s4u::Host* dst_pm)
14 simgrid::s4u::Host* src_pm = vm->get_pm();
15 double mig_sta = simgrid::s4u::Engine::get_clock();
16 sg_vm_migrate(vm, dst_pm);
17 double mig_end = simgrid::s4u::Engine::get_clock();
19 XBT_INFO("%s migrated: %s->%s in %g s", vm->get_cname(), src_pm->get_cname(), dst_pm->get_cname(), mig_end - mig_sta);
22 static void vm_migrate_async(simgrid::s4u::VirtualMachine* vm, simgrid::s4u::Host* dst_pm)
24 simgrid::s4u::Actor::create("mig_wrk", simgrid::s4u::Host::current(), vm_migrate, vm, dst_pm);
27 static void master_main()
29 simgrid::s4u::Host* pm0 = simgrid::s4u::Host::by_name("Fafard");
30 simgrid::s4u::Host* pm1 = simgrid::s4u::Host::by_name("Tremblay");
31 simgrid::s4u::Host* pm2 = simgrid::s4u::Host::by_name("Bourassa");
33 simgrid::s4u::VirtualMachine* vm0 = new simgrid::s4u::VirtualMachine("VM0", pm0, 1);
34 vm0->set_ramsize(1e9); // 1Gbytes
37 XBT_INFO("Test: Migrate a VM with %zu Mbytes RAM", vm0->get_ramsize() / 1000 / 1000);
42 vm0 = new simgrid::s4u::VirtualMachine("VM0", pm0, 1);
43 vm0->set_ramsize(1e8); // 100Mbytes
46 XBT_INFO("Test: Migrate a VM with %zu Mbytes RAM", vm0->get_ramsize() / 1000 / 1000);
51 vm0 = new simgrid::s4u::VirtualMachine("VM0", pm0, 1);
52 simgrid::s4u::VirtualMachine* vm1 = new simgrid::s4u::VirtualMachine("VM1", pm0, 1);
54 vm0->set_ramsize(1e9); // 1Gbytes
55 vm1->set_ramsize(1e9); // 1Gbytes
59 XBT_INFO("Test: Migrate two VMs at once from PM0 to PM1");
60 vm_migrate_async(vm0, pm1);
61 vm_migrate_async(vm1, pm1);
62 simgrid::s4u::this_actor::sleep_for(10000);
67 vm0 = new simgrid::s4u::VirtualMachine("VM0", pm0, 1);
68 vm1 = new simgrid::s4u::VirtualMachine("VM1", pm0, 1);
70 vm0->set_ramsize(1e9); // 1Gbytes
71 vm1->set_ramsize(1e9); // 1Gbytes
75 XBT_INFO("Test: Migrate two VMs at once to different PMs");
76 vm_migrate_async(vm0, pm1);
77 vm_migrate_async(vm1, pm2);
78 simgrid::s4u::this_actor::sleep_for(10000);
84 int main(int argc, char* argv[])
86 /* Get the arguments */
87 simgrid::s4u::Engine e(&argc, argv);
88 sg_vm_live_migration_plugin_init();
90 /* load the platform file */
91 e.load_platform(argv[1]);
93 simgrid::s4u::Actor::create("master_", simgrid::s4u::Host::by_name("Fafard"), master_main);
97 XBT_INFO("Bye (simulation time %g)", simgrid::s4u::Engine::get_clock());