1 /* Copyright (c) 2007-2015, 2017. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
7 #include "simgrid/s4u.hpp"
8 #include "simgrid/plugins/live_migration.h"
9 #include "simgrid/s4u/VirtualMachine.hpp"
11 XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_cloud_migration, "Messages specific for this example");
13 static void vm_migrate(simgrid::s4u::VirtualMachine* vm, simgrid::s4u::Host* dst_pm)
15 simgrid::s4u::Host* src_pm = vm->getPm();
16 double mig_sta = simgrid::s4u::Engine::getClock();
17 sg_vm_migrate(vm, dst_pm);
18 double mig_end = simgrid::s4u::Engine::getClock();
20 XBT_INFO("%s migrated: %s->%s in %g s", vm->getCname(), src_pm->getCname(), dst_pm->getCname(), mig_end - mig_sta);
23 static void vm_migrate_async(simgrid::s4u::VirtualMachine* vm, simgrid::s4u::Host* dst_pm)
25 simgrid::s4u::Actor::createActor("mig_wrk", simgrid::s4u::Host::current(), vm_migrate, vm, dst_pm);
28 static void master_main()
30 simgrid::s4u::Host* pm0 = simgrid::s4u::Host::by_name("Fafard");
31 simgrid::s4u::Host* pm1 = simgrid::s4u::Host::by_name("Tremblay");
32 simgrid::s4u::Host* pm2 = simgrid::s4u::Host::by_name("Bourassa");
34 simgrid::s4u::VirtualMachine* vm0 = new simgrid::s4u::VirtualMachine("VM0", pm0, 1);
35 vm0->setRamsize(1e9); // 1Gbytes
38 XBT_INFO("Test: Migrate a VM with %zu Mbytes RAM", vm0->getRamsize() / 1000 / 1000);
43 vm0 = new simgrid::s4u::VirtualMachine("VM0", pm0, 1);
44 vm0->setRamsize(1e8); // 100Mbytes
47 XBT_INFO("Test: Migrate a VM with %zu Mbytes RAM", vm0->getRamsize() / 1000 / 1000);
52 vm0 = new simgrid::s4u::VirtualMachine("VM0", pm0, 1);
53 simgrid::s4u::VirtualMachine* vm1 = new simgrid::s4u::VirtualMachine("VM1", pm0, 1);
55 vm0->setRamsize(1e9); // 1Gbytes
56 vm1->setRamsize(1e9); // 1Gbytes
60 XBT_INFO("Test: Migrate two VMs at once from PM0 to PM1");
61 vm_migrate_async(vm0, pm1);
62 vm_migrate_async(vm1, pm1);
63 simgrid::s4u::this_actor::sleep_for(10000);
68 vm0 = new simgrid::s4u::VirtualMachine("VM0", pm0, 1);
69 vm1 = new simgrid::s4u::VirtualMachine("VM1", pm0, 1);
71 vm0->setRamsize(1e9); // 1Gbytes
72 vm1->setRamsize(1e9); // 1Gbytes
76 XBT_INFO("Test: Migrate two VMs at once to different PMs");
77 vm_migrate_async(vm0, pm1);
78 vm_migrate_async(vm1, pm2);
79 simgrid::s4u::this_actor::sleep_for(10000);
85 int main(int argc, char* argv[])
87 /* Get the arguments */
88 simgrid::s4u::Engine e(&argc, argv);
89 sg_vm_live_migration_plugin_init();
91 /* load the platform file */
92 e.loadPlatform(argv[1]);
94 simgrid::s4u::Actor::createActor("master_", simgrid::s4u::Host::by_name("Fafard"), master_main);
98 XBT_INFO("Bye (simulation time %g)", simgrid::s4u::Engine::getClock());