-/*
- * Copyright 2012. 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.
- */
+/* Copyright (c) 2012-2014. 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. */
+
package cloud;
import java.util.ArrayList;
-import org.simgrid.msg.Host;
import org.simgrid.msg.Msg;
-import org.simgrid.msg.MsgException;
-import org.simgrid.msg.Process;
-import org.simgrid.msg.Task;
import org.simgrid.msg.VM;
+import org.simgrid.msg.Host;
+import org.simgrid.msg.Task;
+import org.simgrid.msg.Process;
+import org.simgrid.msg.MsgException;
public class Master extends Process {
- private Host[] hosts;
-
- public Master(Host host, String name, Host[] hosts) {
- super(host,name,null);
- this.hosts = hosts;
- }
- public void main(String[] args) throws MsgException {
- int slavesCount = Cloud.hostNB;
-
- ArrayList<VM> vms = new ArrayList<VM>();
-
- // Create one VM per host and bind a process inside each one.
- for (int i = 0; i < slavesCount; i++) {
- Msg.info("create VM0"+i);
- VM vm = new VM(hosts[i+1],"VM0"+i);
- vm.start();
- vms.add(vm);
- Slave slave = new Slave(vm,i);
- Msg.info("Put Worker "+slave.msgName()+ " on "+vm.getName());
- slave.start();
-
- }
- Msg.info("Launched " + vms.size() + " VMs");
-
- Msg.info("Send a first batch of work to everyone");
- workBatch(slavesCount);
-
- Msg.info("Suspend all VMs");
- for (int i = 0; i < vms.size(); i++) {
- Msg.info("Suspend "+vms.get(i).getName());
- vms.get(i).suspend();
- }
-
- Msg.info("Wait a while");
- waitFor(2);
-
- Msg.info("Resume all VMs.");
- for (int i = 0; i < vms.size(); i++) {
- vms.get(i).resume();
- }
-
- Msg.info("Sleep long enough for everyone to be done with previous batch of work");
- waitFor(1000 - Msg.getClock());
-
- Msg.info("Add one more process per VM.");
- for (int i = 0; i < vms.size(); i++) {
- VM vm = vms.get(i);
- Slave slave = new Slave(vm,i + vms.size());
- slave.start();
- }
-
- workBatch(slavesCount * 2);
-
- Msg.info("Migrate everyone to "+hosts[2].getName());
- for (int i = 0; i < vms.size(); i++) {
- vms.get(i).migrate(hosts[2]);
- }
-
-// Msg.info("Suspend everyone, move them to the third host, and resume them.");
- Msg.info("Migrate everyone to the third host (please note that cold migration is not yet available");
-
-
- for (int i = 0; i < vms.size(); i++) {
- VM vm = vms.get(i);
- // vm.suspend();
- vm.migrate(hosts[3]);
- // vm.resume();
- }
-
-
-
- Msg.info("Let's shut down the simulation and kill everyone.");
-
- for (int i = 0; i < vms.size(); i++) {
- vms.get(i).shutdown();
- vms.get(i).destroy();
- }
- Msg.info("Master done.");
- }
-
- public void workBatch(int slavesCount) throws MsgException {
- for (int i = 0; i < slavesCount; i++) {
- Task task = new Task("Task0" + i, Cloud.task_comp_size, Cloud.task_comm_size);
- Msg.info("Sending to WRK0" + i);
- task.send("MBOX:WRK0" + i);
- }
- }
+ private Host[] hosts;
+
+ public Master(Host host, String name, Host[] hosts) {
+ super(host,name,null);
+ this.hosts = hosts;
+ }
+
+ public void main(String[] args) throws MsgException {
+ int slavesCount = Cloud.hostNB;
+ ArrayList<VM> vms = new ArrayList<VM>();
+
+ // Create one VM per host and bind a process inside each one.
+ for (int i = 0; i < slavesCount; i++) {
+ Msg.info("create VM0"+i);
+ VM vm = new VM(hosts[i+1],"VM0"+i);
+ vm.start();
+ vms.add(vm);
+ Slave slave = new Slave(vm,i);
+ Msg.info("Put Worker "+slave.getName()+ " on "+vm.getName());
+ slave.start();
+ }
+
+ Msg.info("Launched " + vms.size() + " VMs");
+
+ Msg.info("Send a first batch of work to everyone");
+ workBatch(slavesCount);
+
+ Msg.info("Suspend all VMs");
+ for (int i = 0; i < vms.size(); i++) {
+ Msg.info("Suspend "+vms.get(i).getName());
+ vms.get(i).suspend();
+ }
+
+ Msg.info("Wait a while");
+ waitFor(2);
+
+ Msg.info("Resume all VMs.");
+ for (int i = 0; i < vms.size(); i++) {
+ vms.get(i).resume();
+ }
+
+ Msg.info("Sleep long enough for everyone to be done with previous batch of work");
+ waitFor(1000 - Msg.getClock());
+
+/* Msg.info("Add one more process per VM.");
+ for (int i = 0; i < vms.size(); i++) {
+ VM vm = vms.get(i);
+ Slave slave = new Slave(vm,i + vms.size());
+ slave.start();
+ }
+
+ workBatch(slavesCount * 2);
+*/
+
+ Msg.info("Migrate everyone to "+hosts[3].getName());
+ for (int i = 0; i < vms.size(); i++) {
+ Msg.info("Migrate "+vms.get(i).getName()+"from"+hosts[i+1].getName()+"to "+hosts[3].getName());
+ vms.get(i).migrate(hosts[3]);
+ }
+
+ Msg.info("Let's shut down the simulation and kill everyone.");
+
+ for (int i = 0; i < vms.size(); i++) {
+ vms.get(i).shutdown();
+ }
+ Msg.info("Master done.");
+ }
+
+ public void workBatch(int slavesCount) throws MsgException {
+ for (int i = 0; i < slavesCount; i++) {
+ Task task = new Task("Task0" + i, Cloud.task_comp_size, Cloud.task_comm_size);
+ Msg.info("Sending to WRK0" + i);
+ task.send("MBOX:WRK0" + i);
+ }
+ }
}