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Example 26 with ReconfigurationPlan

use of org.btrplace.plan.ReconfigurationPlan in project scheduler by btrplace.

the class RelocatableVMTest method testWorthlessReInstantiation.

/**
 * The re-instantiation is possible and worthy.
 *
 * @throws org.btrplace.scheduler.SchedulerException
 * @throws ContradictionException
 */
@Test
public void testWorthlessReInstantiation() throws SchedulerException, ContradictionException {
    Model mo = new DefaultModel();
    Mapping map = mo.getMapping();
    final VM vm10 = mo.newVM();
    Node n1 = mo.newNode();
    Node n2 = mo.newNode();
    map.addOnlineNode(n1);
    map.addOnlineNode(n2);
    // Not using vm1 because intPool starts at 0 so their will be multiple (0,1) VMs.
    map.addRunningVM(vm10, n1);
    Parameters ps = new DefaultParameters();
    DurationEvaluators dev = ps.getDurationEvaluators();
    dev.register(MigrateVM.class, new ConstantActionDuration<>(2));
    dev.register(org.btrplace.plan.event.ForgeVM.class, new ConstantActionDuration<>(3));
    dev.register(org.btrplace.plan.event.BootVM.class, new ConstantActionDuration<>(2));
    dev.register(org.btrplace.plan.event.ShutdownVM.class, new ConstantActionDuration<>(1));
    mo.getAttributes().put(vm10, "template", "small");
    mo.getAttributes().put(vm10, "clone", true);
    ReconfigurationProblem rp = new DefaultReconfigurationProblemBuilder(mo).setNextVMsStates(Collections.emptySet(), map.getAllVMs(), Collections.emptySet(), Collections.emptySet()).setParams(ps).setManageableVMs(map.getAllVMs()).build();
    RelocatableVM am = (RelocatableVM) rp.getVMAction(vm10);
    am.getDSlice().getHoster().instantiateTo(rp.getNode(n2), Cause.Null);
    new CMinMTTR().inject(ps, rp);
    ReconfigurationPlan p = rp.solve(10, true);
    Assert.assertNotNull(p);
    Assert.assertTrue(am.getRelocationMethod().isInstantiatedTo(0));
    Assert.assertEquals(p.getSize(), 1);
    Model res = p.getResult();
    // Check the VM has been relocated
    Assert.assertEquals(res.getMapping().getRunningVMs(n1).size(), 0);
    Assert.assertEquals(res.getMapping().getRunningVMs(n2).size(), 1);
    Assert.assertNotNull(p);
}
Also used : DefaultModel(org.btrplace.model.DefaultModel) DefaultParameters(org.btrplace.scheduler.choco.DefaultParameters) Parameters(org.btrplace.scheduler.choco.Parameters) Node(org.btrplace.model.Node) ReconfigurationPlan(org.btrplace.plan.ReconfigurationPlan) Mapping(org.btrplace.model.Mapping) ReconfigurationProblem(org.btrplace.scheduler.choco.ReconfigurationProblem) DefaultParameters(org.btrplace.scheduler.choco.DefaultParameters) MigrateVM(org.btrplace.plan.event.MigrateVM) VM(org.btrplace.model.VM) Model(org.btrplace.model.Model) DefaultModel(org.btrplace.model.DefaultModel) DurationEvaluators(org.btrplace.scheduler.choco.duration.DurationEvaluators) DefaultReconfigurationProblemBuilder(org.btrplace.scheduler.choco.DefaultReconfigurationProblemBuilder) CMinMTTR(org.btrplace.scheduler.choco.constraint.mttr.CMinMTTR) Test(org.testng.annotations.Test)

Example 27 with ReconfigurationPlan

use of org.btrplace.plan.ReconfigurationPlan in project scheduler by btrplace.

the class RelocatableVMTest method testForcedMigration.

@Test
public void testForcedMigration() throws SchedulerException, ContradictionException {
    Model mo = new DefaultModel();
    Mapping map = mo.getMapping();
    final VM vm10 = mo.newVM();
    Node n1 = mo.newNode();
    Node n2 = mo.newNode();
    map.addOnlineNode(n1);
    map.addOnlineNode(n2);
    // Not using vm1 because intPool starts at 0 so their will be multiple (0,1) VMs.
    map.addRunningVM(vm10, n1);
    Parameters ps = new DefaultParameters();
    DurationEvaluators dev = ps.getDurationEvaluators();
    dev.register(MigrateVM.class, new ConstantActionDuration<>(20));
    dev.register(org.btrplace.plan.event.ForgeVM.class, new ConstantActionDuration<>(3));
    dev.register(org.btrplace.plan.event.BootVM.class, new ConstantActionDuration<>(2));
    dev.register(org.btrplace.plan.event.ShutdownVM.class, new ConstantActionDuration<>(1));
    mo.getAttributes().put(vm10, "template", "small");
    mo.getAttributes().put(vm10, "clone", true);
    ReconfigurationProblem rp = new DefaultReconfigurationProblemBuilder(mo).setNextVMsStates(Collections.emptySet(), map.getAllVMs(), Collections.emptySet(), Collections.emptySet()).setParams(ps).setManageableVMs(map.getAllVMs()).build();
    RelocatableVM am = (RelocatableVM) rp.getVMAction(vm10);
    am.getRelocationMethod().instantiateTo(0, Cause.Null);
    am.getDSlice().getHoster().instantiateTo(rp.getNode(n2), Cause.Null);
    new CMinMTTR().inject(ps, rp);
    ReconfigurationPlan p = rp.solve(10, true);
    Assert.assertNotNull(p);
    Assert.assertTrue(am.getRelocationMethod().isInstantiatedTo(0));
    Assert.assertEquals(p.getSize(), 1);
    Model res = p.getResult();
    // Check the VM has been relocated
    Assert.assertEquals(res.getMapping().getRunningVMs(n1).size(), 0);
    Assert.assertEquals(res.getMapping().getRunningVMs(n2).size(), 1);
    Assert.assertNotNull(p);
}
Also used : DefaultModel(org.btrplace.model.DefaultModel) DefaultParameters(org.btrplace.scheduler.choco.DefaultParameters) Parameters(org.btrplace.scheduler.choco.Parameters) Node(org.btrplace.model.Node) ReconfigurationPlan(org.btrplace.plan.ReconfigurationPlan) Mapping(org.btrplace.model.Mapping) ReconfigurationProblem(org.btrplace.scheduler.choco.ReconfigurationProblem) DefaultParameters(org.btrplace.scheduler.choco.DefaultParameters) MigrateVM(org.btrplace.plan.event.MigrateVM) VM(org.btrplace.model.VM) Model(org.btrplace.model.Model) DefaultModel(org.btrplace.model.DefaultModel) DurationEvaluators(org.btrplace.scheduler.choco.duration.DurationEvaluators) DefaultReconfigurationProblemBuilder(org.btrplace.scheduler.choco.DefaultReconfigurationProblemBuilder) CMinMTTR(org.btrplace.scheduler.choco.constraint.mttr.CMinMTTR) Test(org.testng.annotations.Test)

Example 28 with ReconfigurationPlan

use of org.btrplace.plan.ReconfigurationPlan in project scheduler by btrplace.

the class RelocatableVMTest method testRelocateDueToPreserve.

@Test
public void testRelocateDueToPreserve() throws SchedulerException {
    Model mo = new DefaultModel();
    Mapping map = mo.getMapping();
    final VM vm1 = mo.newVM();
    final VM vm2 = mo.newVM();
    final VM vm3 = mo.newVM();
    Node n1 = mo.newNode();
    Node n2 = mo.newNode();
    map.addOnlineNode(n1);
    map.addOnlineNode(n2);
    map.addRunningVM(vm1, n1);
    map.addRunningVM(vm2, n1);
    map.addRunningVM(vm3, n2);
    org.btrplace.model.view.ShareableResource rc = new ShareableResource("cpu", 10, 10);
    rc.setCapacity(n1, 7);
    rc.setConsumption(vm1, 3);
    rc.setConsumption(vm2, 3);
    rc.setConsumption(vm3, 5);
    Preserve pr = new Preserve(vm1, "cpu", 5);
    ChocoScheduler cra = new DefaultChocoScheduler();
    mo.attach(rc);
    List<SatConstraint> cstrs = new ArrayList<>();
    cstrs.addAll(Online.newOnline(map.getAllNodes()));
    cstrs.addAll(Overbook.newOverbooks(map.getAllNodes(), "cpu", 1));
    cstrs.add(pr);
    ReconfigurationPlan p = cra.solve(mo, cstrs);
    Assert.assertNotNull(p);
}
Also used : DefaultModel(org.btrplace.model.DefaultModel) Node(org.btrplace.model.Node) SatConstraint(org.btrplace.model.constraint.SatConstraint) ReconfigurationPlan(org.btrplace.plan.ReconfigurationPlan) ArrayList(java.util.ArrayList) Mapping(org.btrplace.model.Mapping) ShareableResource(org.btrplace.model.view.ShareableResource) Preserve(org.btrplace.model.constraint.Preserve) DefaultChocoScheduler(org.btrplace.scheduler.choco.DefaultChocoScheduler) ChocoScheduler(org.btrplace.scheduler.choco.ChocoScheduler) DefaultChocoScheduler(org.btrplace.scheduler.choco.DefaultChocoScheduler) MigrateVM(org.btrplace.plan.event.MigrateVM) VM(org.btrplace.model.VM) Model(org.btrplace.model.Model) DefaultModel(org.btrplace.model.DefaultModel) ShareableResource(org.btrplace.model.view.ShareableResource) Test(org.testng.annotations.Test)

Example 29 with ReconfigurationPlan

use of org.btrplace.plan.ReconfigurationPlan in project scheduler by btrplace.

the class RelocatableVMTest method testWorthyReInstantiation.

/**
 * The re-instantiation is possible and worthy.
 *
 * @throws org.btrplace.scheduler.SchedulerException
 * @throws ContradictionException
 */
@Test
public void testWorthyReInstantiation() throws SchedulerException, ContradictionException {
    Model mo = new DefaultModel();
    Mapping map = mo.getMapping();
    Node n1 = mo.newNode();
    Node n2 = mo.newNode();
    VM vm10 = mo.newVM();
    map.addOnlineNode(n1);
    map.addOnlineNode(n2);
    // Not using vm1 because intPool starts at 0 so their will be multiple (0,1) VMs.
    map.addRunningVM(vm10, n1);
    Parameters ps = new DefaultParameters();
    DurationEvaluators dev = ps.getDurationEvaluators();
    dev.register(org.btrplace.plan.event.MigrateVM.class, new ConstantActionDuration<>(20));
    dev.register(org.btrplace.plan.event.ForgeVM.class, new ConstantActionDuration<>(3));
    dev.register(org.btrplace.plan.event.BootVM.class, new ConstantActionDuration<>(2));
    dev.register(org.btrplace.plan.event.ShutdownVM.class, new ConstantActionDuration<>(1));
    mo.getAttributes().put(vm10, "template", "small");
    mo.getAttributes().put(vm10, "clone", true);
    ReconfigurationProblem rp = new DefaultReconfigurationProblemBuilder(mo).setNextVMsStates(Collections.emptySet(), map.getAllVMs(), Collections.emptySet(), Collections.emptySet()).setParams(ps).setManageableVMs(map.getAllVMs()).build();
    RelocatableVM am = (RelocatableVM) rp.getVMAction(vm10);
    am.getDSlice().getHoster().instantiateTo(rp.getNode(n2), Cause.Null);
    Solution sol = new Solution(rp.getModel());
    sol.record();
    rp.getSolver().plugMonitor((IMonitorSolution) () -> {
        sol.record();
    });
    new CMinMTTR().inject(ps, rp);
    ReconfigurationPlan p = rp.solve(10, true);
    Assert.assertNotNull(p);
    Assert.assertEquals(sol.getIntVal(am.getRelocationMethod()), 1);
    Assert.assertEquals(p.getSize(), 3);
    Model res = p.getResult();
    // Check the VM has been relocated
    Assert.assertEquals(res.getMapping().getRunningVMs(n1).size(), 0);
    Assert.assertEquals(res.getMapping().getRunningVMs(n2).size(), 1);
    Assert.assertNotNull(p);
    for (Action a : p) {
        Assert.assertTrue(a.getStart() >= 0, a.toString());
        Assert.assertTrue(a.getEnd() >= a.getStart(), a.toString());
    }
}
Also used : DefaultModel(org.btrplace.model.DefaultModel) Action(org.btrplace.plan.event.Action) DefaultParameters(org.btrplace.scheduler.choco.DefaultParameters) Parameters(org.btrplace.scheduler.choco.Parameters) Node(org.btrplace.model.Node) ReconfigurationPlan(org.btrplace.plan.ReconfigurationPlan) Mapping(org.btrplace.model.Mapping) ReconfigurationProblem(org.btrplace.scheduler.choco.ReconfigurationProblem) DefaultParameters(org.btrplace.scheduler.choco.DefaultParameters) MigrateVM(org.btrplace.plan.event.MigrateVM) VM(org.btrplace.model.VM) Model(org.btrplace.model.Model) DefaultModel(org.btrplace.model.DefaultModel) DurationEvaluators(org.btrplace.scheduler.choco.duration.DurationEvaluators) DefaultReconfigurationProblemBuilder(org.btrplace.scheduler.choco.DefaultReconfigurationProblemBuilder) CMinMTTR(org.btrplace.scheduler.choco.constraint.mttr.CMinMTTR) IMonitorSolution(org.chocosolver.solver.search.loop.monitors.IMonitorSolution) Solution(org.chocosolver.solver.Solution) Test(org.testng.annotations.Test)

Example 30 with ReconfigurationPlan

use of org.btrplace.plan.ReconfigurationPlan in project scheduler by btrplace.

the class RelocatableVMTest method testReinstantiationWithPreserve.

@Test
public void testReinstantiationWithPreserve() throws SchedulerException {
    Model mo = new DefaultModel();
    Mapping map = mo.getMapping();
    VM vm5 = mo.newVM();
    VM vm6 = mo.newVM();
    VM vm7 = mo.newVM();
    Node n1 = mo.newNode();
    Node n2 = mo.newNode();
    map.addOnlineNode(n1);
    map.addOnlineNode(n2);
    map.addRunningVM(vm5, n1);
    map.addRunningVM(vm6, n1);
    map.addRunningVM(vm7, n2);
    ShareableResource rc = new ShareableResource("cpu", 10, 10);
    rc.setCapacity(n1, 7);
    rc.setConsumption(vm5, 3);
    rc.setConsumption(vm6, 3);
    rc.setConsumption(vm7, 5);
    for (VM vm : map.getAllVMs()) {
        mo.getAttributes().put(vm, "template", "small");
        mo.getAttributes().put(vm, "clone", true);
    }
    Preserve pr = new Preserve(vm5, "cpu", 5);
    ChocoScheduler cra = new DefaultChocoScheduler();
    cra.getDurationEvaluators().register(MigrateVM.class, new ConstantActionDuration<>(20));
    mo.attach(rc);
    List<SatConstraint> cstrs = new ArrayList<>();
    cstrs.addAll(Online.newOnline(map.getAllNodes()));
    cstrs.add(pr);
    cra.doOptimize(true);
    try {
        ReconfigurationPlan p = cra.solve(mo, cstrs);
        Assert.assertNotNull(p);
    } catch (SchedulerException e) {
        Assert.fail(e.getMessage(), e);
    }
}
Also used : DefaultModel(org.btrplace.model.DefaultModel) SchedulerException(org.btrplace.scheduler.SchedulerException) Node(org.btrplace.model.Node) SatConstraint(org.btrplace.model.constraint.SatConstraint) ReconfigurationPlan(org.btrplace.plan.ReconfigurationPlan) ArrayList(java.util.ArrayList) Mapping(org.btrplace.model.Mapping) ShareableResource(org.btrplace.model.view.ShareableResource) Preserve(org.btrplace.model.constraint.Preserve) DefaultChocoScheduler(org.btrplace.scheduler.choco.DefaultChocoScheduler) ChocoScheduler(org.btrplace.scheduler.choco.ChocoScheduler) DefaultChocoScheduler(org.btrplace.scheduler.choco.DefaultChocoScheduler) MigrateVM(org.btrplace.plan.event.MigrateVM) VM(org.btrplace.model.VM) Model(org.btrplace.model.Model) DefaultModel(org.btrplace.model.DefaultModel) Test(org.testng.annotations.Test)

Aggregations

ReconfigurationPlan (org.btrplace.plan.ReconfigurationPlan)185 Test (org.testng.annotations.Test)160 DefaultChocoScheduler (org.btrplace.scheduler.choco.DefaultChocoScheduler)94 ChocoScheduler (org.btrplace.scheduler.choco.ChocoScheduler)74 SatConstraint (org.btrplace.model.constraint.SatConstraint)53 ShareableResource (org.btrplace.model.view.ShareableResource)52 Model (org.btrplace.model.Model)49 ArrayList (java.util.ArrayList)46 Node (org.btrplace.model.Node)45 DefaultModel (org.btrplace.model.DefaultModel)44 VM (org.btrplace.model.VM)41 MigrateVM (org.btrplace.plan.event.MigrateVM)37 DurationEvaluators (org.btrplace.scheduler.choco.duration.DurationEvaluators)34 DefaultParameters (org.btrplace.scheduler.choco.DefaultParameters)32 Parameters (org.btrplace.scheduler.choco.Parameters)29 ReconfigurationProblem (org.btrplace.scheduler.choco.ReconfigurationProblem)29 DefaultReconfigurationProblemBuilder (org.btrplace.scheduler.choco.DefaultReconfigurationProblemBuilder)28 DefaultReconfigurationPlan (org.btrplace.plan.DefaultReconfigurationPlan)24 Mapping (org.btrplace.model.Mapping)23 HashSet (java.util.HashSet)22