-/* Copyright (c) 2014. The SimGrid Team.
- * All rights reserved. */
+/* Copyright (c) 2014-2018. 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.migration;
-
-import org.simgrid.msg.*;
-import org.simgrid.msg.Process;
import java.util.ArrayList;
import java.util.List;
+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;
+
public class Test extends Process{
- Test(Host host, String name, String[] args) throws HostNotFoundException, NativeException {
- super(host, name, args);
+ Test(String hostname, String name) throws HostNotFoundException {
+ super(hostname, name);
+ }
+
+ public void doMigration(VM vm, Host src, Host dst) throws HostFailureException{
+ Msg.info(" - Launch migration from "+ src.getName() +" to " + dst.getName());
+ double startTime = Msg.getClock();
+ vm.migrate(dst);
+ double endTime = Msg.getClock();
+ Msg.info(" - End of Migration from "+ src.getName() +" to " + dst.getName()+ " (duration:" +
+ (endTime-startTime)+")");
+ }
+
+ public void main(String[] strings) throws MsgException {
+ Host host0 = Host.getByName("PM0");
+ Host host1 = Host.getByName("PM1");
+
+ List<VM> vms = new ArrayList<>();
+
+ /* Create VM1 */
+ int dpRate = 70;
+ int load1 = 90;
+ int load2 = 80;
+
+ Msg.info("This example evaluates the migration time of a VM in presence of collocated VMs on the source and "
+ + "the dest nodes");
+ Msg.info("The migrated VM has a memory intensity rate of 70% of the network BW and a cpu load of 90% \" "
+ +"(see cloudcom 2013 paper \"Adding a Live Migration Model Into SimGrid\" for further information) ");
+
+ Msg.info("Load of collocated VMs fluctuate between 0 and 90% in order to create a starvation issue and see "
+ + "whether it impacts or not the migration time");
+ XVM vm1 = new XVM(host0, "vm0",
+ 2048, // Ramsize,
+ 125, // Net bandwidth,
+ dpRate // Memory intensity
+ );
+ vms.add(vm1);
+ vm1.start();
+
+ /* Collocated VMs */
+ int[] vmSrcLoad = {
+ 80,
+ 0,
+ 90,
+ 40,
+ 30,
+ 90,
+ };
+
+ XVM tmp;
+ for (int i=1 ; i<= vmSrcLoad.length ; i++){
+ tmp = new XVM(host0, "vm"+i,
+ 2048, // Ramsize,
+ 125, // Net bandwidth,
+ dpRate // Memory intensity
+ );
+ vms.add(tmp);
+ tmp.start();
+ tmp.setLoad(vmSrcLoad[i-1]);
}
- public void main(String[] strings) throws MsgException {
-
- double startTime = 0;
- double endTime = 0;
-
- /* get hosts 1 and 2*/
- Host host0 = null;
- Host host1 = null;
-
- try {
- host0 = Host.getByName("host0");
- host1 = Host.getByName("host1");
- }catch (HostNotFoundException e) {
- e.printStackTrace(); //To change body of catch statement use File | Settings | File Templates.
- }
-
- List<VM> vms = new ArrayList<VM>();
-
- /* Create VM1 */
- int dpRate = 70;
- int load1 = 90;
- int load2 = 80;
-
-
- Msg.info("This example evaluates the migration time of a VM in presence of collocated VMs on the source and the dest nodes");
- Msg.info("The migrated VM has a memory intensity rate of 70% of the network BW and a cpu load of 90% \"(see cloudcom 2013 paper \"Adding a Live Migration Model Into SimGrid\" for further information) ");
-
- Msg.info("Load of collocated VMs fluctuate between 0 and 90% in order to create a starvation issue and see whether it impacts or not the migration time");
- XVM vm1 = null;
- vm1 = new XVM(
- host0,
- "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
- );
- vms.add(vm1);
- vm1.start();
-
- /* Collocated VMs */
- int collocatedSrc = 6;
- int vmSrcLoad[] = {
- 80,
- 0,
- 90,
- 40,
- 30,
- 90,
- };
-
- XVM tmp = null;
- for (int i=1 ; i<= collocatedSrc ; i++){
- tmp = new XVM(
- host0,
- "vm"+i,
- 1, // Nb of vcpu
- 2048, // Ramsize,
- 125, // Net Bandwidth
- null, //VM disk image
- -1, //size of disk image,
- 125, // Net bandwidth,
- dpRate // Memory intensity
- );
- vms.add(tmp);
- tmp.start();
- tmp.setLoad(vmSrcLoad[i-1]);
- }
-
- int collocatedDst = 6;
- int vmDstLoad[] = {
- 0,
- 40,
- 90,
- 100,
- 0,
- 80,
- };
-
- for (int i=1 ; i <= collocatedDst ; i++){
- tmp = new XVM(
- host1,
- "vm"+(i+collocatedSrc),
- 1, // Nb of vcpu
- 2048, // Ramsize,
- 125, // Net Bandwidth
- null, //VM disk image
- -1, //size of disk image,
- 125, // Net bandwidth,
- dpRate // Memory intensity
- );
- vms.add(tmp);
- tmp.start();
- tmp.setLoad(vmDstLoad[i-1]);
- }
-
- Msg.info("Round trip of VM1 (load "+load1+"%)");
- vm1.setLoad(load1);
- Msg.info(" - Launch migration from host 0 to host 1");
- startTime = Msg.getClock();
- vm1.migrate(host1);
- endTime = Msg.getClock();
- Msg.info(" - End of Migration from host 0 to host 1 (duration:"+(endTime-startTime)+")");
- Msg.info(" - Launch migration from host 1 to host 0");
- startTime = Msg.getClock();
- vm1.migrate(host0);
- endTime = Msg.getClock();
- Msg.info(" - End of Migration from host 1 to host 0 (duration:"+(endTime-startTime)+")");
-
-
- Msg.info("\n \n \nRound trip of VM1 (load "+load2+"%)");
- vm1.setLoad(load2);
- Msg.info(" - Launch migration from host 0 to host 1");
- startTime = Msg.getClock();
- vm1.migrate(host1);
- endTime = Msg.getClock();
- Msg.info(" - End of Migration from host 0 to host 1 (duration:"+(endTime-startTime)+")");
- Msg.info(" - Launch migration from host 1 to host 0");
- startTime = Msg.getClock();
- vm1.migrate(host0);
- endTime = Msg.getClock();
- Msg.info(" - End of Migration from host 1 to host 0 (duration:"+(endTime-startTime)+")");
-
- Main.setEndOfTest();
- Msg.info("Destroy VMs");
- for (VM vm: vms)
- vm.destroy();
+ int[] vmDstLoad = {
+ 0,
+ 40,
+ 90,
+ 100,
+ 0,
+ 80,
+ };
+
+ for (int i=1 ; i <= vmDstLoad.length ; i++){
+ tmp = new XVM(host1, "vm"+(i+vmSrcLoad.length),
+ 2048, // Ramsize,
+ 125, // Net bandwidth,
+ dpRate // Memory intensity
+ );
+ vms.add(tmp);
+ tmp.start();
+ tmp.setLoad(vmDstLoad[i-1]);
}
+
+ Msg.info("Round trip of VM1 (load "+load1+"%)");
+ vm1.setLoad(load1);
+ doMigration(vm1, host0, host1);
+ doMigration(vm1, host1, host0);
+ Msg.info("");
+ Msg.info("");
+ Msg.info("Round trip of VM1 (load "+load2+"%)");
+ vm1.setLoad(load2);
+ doMigration(vm1, host0, host1);
+ doMigration(vm1, host1, host0);
+
+ Main.setEndOfTest();
+ Msg.info("Forcefully destroy VMs");
+ for (VM vm: vms)
+ vm.destroy();
+ }
}
