package cloud.migration;
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Random;
-
-import org.simgrid.msg.*;
+import org.simgrid.msg.Host;
+import org.simgrid.msg.HostFailureException;
+import org.simgrid.msg.HostNotFoundException;
+import org.simgrid.msg.Msg;
+import org.simgrid.msg.MsgException;
import org.simgrid.msg.Process;
+import org.simgrid.msg.VM;
// This test aims at validating that the migration process is robust in face of host turning off either on the SRC
// node or on the DST node.
-public class TestHostOnOff extends Process{
-
- public static Host host0 = null;
- public static Host host1 = null;
- public static Host host2 = null;
+public class TestHostOnOff extends Process{
+ protected Host host0 = null;
+ protected Host host1 = null;
+ protected Host host2 = null;
- TestHostOnOff(Host host, String name, String[] args) throws HostNotFoundException, NativeException {
- super(host, name, args);
+ TestHostOnOff(String hostname, String name) throws HostNotFoundException {
+ super(hostname, name);
}
public void main(String[] strings) throws MsgException {
- double startTime = 0;
- double endTime = 0;
-
/* get hosts 1 and 2*/
try {
- host0 = Host.getByName("host0");
- host1 = Host.getByName("host1");
- host1 = Host.getByName("host2");
+ host0 = Host.getByName("PM0");
+ host1 = Host.getByName("PM1");
+ host2 = Host.getByName("PM2");
}catch (HostNotFoundException e) {
- e.printStackTrace(); //To change body of catch statement use File | Settings | File Templates.
+ Msg.error("You are trying to use a non existing node:" + e.getMessage());
}
// Robustness on the SRC node
- //for (int i =0 ; i < 55000 ; i++)
- // test_vm_migrate(host1, i);
+ for (int i =100 ; i < 55000 ; i+=100)
+ testVMMigrate(host1, i);
// Robustness on the DST node
- //for (int i =0 ; i < 55000 ; i++)
- // test_vm_migrate(host2, i);
+ for (int i =0 ; i < 55000 ; i++)
+ testVMMigrate(host2, i);
/* End of Tests */
Msg.info("Nor more tests, Bye Bye !");
Main.setEndOfTest();
}
- public static void test_vm_migrate (Host hostToKill, long killAt) throws MsgException {
+ public void testVMMigrate (Host hostToKill, long killAt) throws MsgException {
Msg.info("**** **** **** ***** ***** Test Migrate with host shutdown ***** ***** **** **** ****");
Msg.info("Turn on one host, assign a VM on this host, launch a process inside the VM, migrate the VM and "
+ "turn off either the SRC or DST");
int dpRate = 70;
XVM vm0 = null;
vm0 = new XVM(host1, "vm0",
- 1, // Nb of vcpu
2048, // Ramsize,
- 125, // Net Bandwidth
- null, //VM disk image
- -1, //size of disk image,
125, // Net bandwidth,
dpRate // Memory intensity
);
String[] args = new String[3];
args[0] = "vm0";
- args[1] = "host1";
- args[2] = "host2";
- new Process(host1, "Migrate-" + new Random().nextDouble(), args) {
+ args[1] = "PM1";
+ args[2] = "PM2";
+ new Process(host1, "Migrate-" + killAt, args) {
public void main(String[] args) {
Host destHost = null;
Host sourceHost = null;
try {
sourceHost = Host.getByName(args[1]);
destHost = Host.getByName(args[2]);
- } catch (Exception e) {
+ } catch (HostNotFoundException e) {
+ Msg.error("You are trying to migrate from/to a non existing node: " + e.getMessage());
e.printStackTrace();
- System.err.println("You are trying to migrate from/to a non existing node");
}
- if (destHost != null) {
- if (sourceHost.isOn() && destHost.isOn()) {
- try {
- Msg.info("Migrate vm "+args[0]+" to node "+destHost.getName());
- VM.getVMByName(args[0]).migrate(destHost);
- } catch (HostFailureException e) {
- e.printStackTrace();
- Msg.info("Something occurs during the migration that cannot validate the operation");
- }
+ if (destHost != null && sourceHost.isOn() && destHost.isOn()) {
+ try {
+ Msg.info("Migrate vm "+args[0]+" to node "+destHost.getName());
+ VM.getVMByName(args[0]).migrate(destHost);
+ } catch (HostFailureException e) {
+ Msg.error("Something occurs during the migration that cannot validate the operation: " + e.getMessage());
+ e.printStackTrace();
}
}
}
// Wait killAt ms before killing thehost
Process.sleep(killAt);
+ Msg.info("The migration process should be stopped and we should catch an exception");
hostToKill.off();
- Process.sleep(5);
- Msg.info("The migration process should be stopped and we should catch an exception\n");
- Process.sleep(5);
Process.sleep(50000);
Msg.info("Destroy VMs");
Process.sleep(20000);
}
- public static void test_vm_shutdown_destroy () throws HostFailureException {
+ public void testVMShutdownDestroy () throws HostFailureException {
Msg.info("**** **** **** ***** ***** Test shutdown a VM ***** ***** **** **** ****");
Msg.info("Turn on host1, assign a VM on host1, launch a process inside the VM, and turn off the vm, " +
"and check whether you can reallocate the same VM");
// Create VM0
int dpRate = 70;
- XVM vm0 = null;
- vm0 = new XVM(host1, "vm0",
- 1, // Nb of vcpu
+ XVM vm0 = new XVM(host1, "vm0",
2048, // Ramsize,
- 125, // Net Bandwidth
- null, //VM disk image
- -1, //size of disk image,
125, // Net bandwidth,
dpRate // Memory intensity
);
Msg.info("Restart VM0");
vm0 = new XVM(host1, "vm0",
- 1, // Nb of vcpu
2048, // Ramsize,
- 125, // Net Bandwidth
- null, //VM disk image
- -1, //size of disk image,
125, // Net bandwidth,
dpRate // Memory intensity
);