Examples with ChocoScheduler org.btrplace.scheduler.choco.ChocoScheduler used on opensource projects

Example 26 with ChocoScheduler

use of org.btrplace.scheduler.choco.ChocoScheduler in project scheduler by btrplace.

the class CResourceCapacityTest method testDiscreteSatisfaction.

@Test
public void testDiscreteSatisfaction() throws SchedulerException {
    Model mo = new DefaultModel();
    VM vm1 = mo.newVM();
    VM vm2 = mo.newVM();
    VM vm3 = mo.newVM();
    VM vm4 = mo.newVM();
    VM vm5 = mo.newVM();
    Node n1 = mo.newNode();
    Node n2 = mo.newNode();
    Node n3 = mo.newNode();
    mo.getMapping().on(n1, n2, n3).run(n1, vm1, vm2).run(n2, vm3, vm4, vm5);
    Set<Node> on = new HashSet<>(Arrays.asList(n1, n2));
    org.btrplace.model.view.ShareableResource rc = new ShareableResource("cpu", 5, 5);
    rc.setConsumption(vm1, 2);
    rc.setConsumption(vm2, 3);
    rc.setConsumption(vm3, 3);
    rc.setConsumption(vm4, 1);
    rc.setConsumption(vm5, 1);
    mo.attach(rc);
    List<SatConstraint> l = new ArrayList<>();
    ResourceCapacity x = new ResourceCapacity(on, "cpu", 9);
    x.setContinuous(false);
    l.add(x);
    ChocoScheduler cra = new DefaultChocoScheduler();
    ReconfigurationPlan plan = cra.solve(mo, l);
    Assert.assertNotNull(plan);
    Assert.assertTrue(plan.getSize() > 0);
}

Example 27 with ChocoScheduler

use of org.btrplace.scheduler.choco.ChocoScheduler in project scheduler by btrplace.

the class CResourceCapacityTest method testDiscreteUnsolvable.

@Test
public void testDiscreteUnsolvable() throws SchedulerException {
    Model mo = new DefaultModel();
    VM vm1 = mo.newVM();
    VM vm2 = mo.newVM();
    Node n1 = mo.newNode();
    mo.getMapping().on(n1).run(n1, vm1, vm2);
    org.btrplace.model.view.ShareableResource rc = new ShareableResource("cpu", 5, 5);
    rc.setConsumption(vm1, 3);
    rc.setConsumption(vm2, 2);
    mo.attach(rc);
    ResourceCapacity s = new ResourceCapacity(n1, "cpu", 3);
    ChocoScheduler cra = new DefaultChocoScheduler();
    ReconfigurationPlan p = cra.solve(mo, Collections.singleton(s));
    Assert.assertNull(p);
}

Example 28 with ChocoScheduler

use of org.btrplace.scheduler.choco.ChocoScheduler in project scheduler by btrplace.

the class CResourceCapacityTest method testDiscreteSolvable.

/*@Test
    public void testSingleGetMisplaced() {
        Model mo = new DefaultModel();
        VM vm2 = mo.newVM();
        VM vm3 = mo.newVM();
        Node n2 = mo.newNode();
        Mapping map = mo.getMapping().on(n2).run(n2, vm2, vm3);

        org.btrplace.model.view.ShareableResource rc = new ShareableResource("cpu", 5, 5);
        rc.setConsumption(vm2, 3);
        rc.setConsumption(vm3, 1);

        mo.attach(rc);

        Instance i = new Instance(mo, Collections.emptyList(), new MinMTTR());
        ResourceCapacity s = new ResourceCapacity(n2, "cpu", 4);
        CResourceCapacity cs = new CResourceCapacity(s);
        Assert.assertTrue(cs.getMisPlacedVMs(i).isEmpty());
        rc.setConsumption(vm3, 2);
        Assert.assertEquals(cs.getMisPlacedVMs(i), map.getRunningVMs(n2));
    }*/
@Test
public void testDiscreteSolvable() throws SchedulerException {
    Model mo = new DefaultModel();
    VM vm1 = mo.newVM();
    VM vm2 = mo.newVM();
    VM vm3 = mo.newVM();
    Node n1 = mo.newNode();
    Node n2 = mo.newNode();
    mo.getMapping().on(n1, n2).run(n1, vm1, vm2);
    ShareableResource rc = new ShareableResource("cpu", 5, 5);
    rc.setConsumption(vm1, 3);
    rc.setConsumption(vm2, 1);
    rc.setConsumption(vm3, 1);
    mo.attach(rc);
    ResourceCapacity s = new ResourceCapacity(n1, "cpu", 4);
    ChocoScheduler cra = new DefaultChocoScheduler();
    ReconfigurationPlan p = cra.solve(mo, Arrays.asList(s, new Preserve(vm2, "cpu", 3)));
    Assert.assertNotNull(p);
    Assert.assertEquals(p.getSize(), 1);
// System.out.println(p);
}

Example 29 with ChocoScheduler

use of org.btrplace.scheduler.choco.ChocoScheduler in project scheduler by btrplace.

the class CRunningCapacityTest method testSingleDiscreteResolution.

@Test
public void testSingleDiscreteResolution() throws SchedulerException {
    Model mo = new DefaultModel();
    VM vm1 = mo.newVM();
    VM vm2 = mo.newVM();
    VM vm3 = mo.newVM();
    Node n1 = mo.newNode();
    mo.getMapping().on(n1).run(n1, vm1, vm2).ready(vm3);
    List<SatConstraint> l = new ArrayList<>();
    l.add(new Running(vm1));
    l.add(new Ready(vm2));
    l.add(new Running(vm3));
    RunningCapacity x = new RunningCapacity(Collections.singleton(n1), 2);
    x.setContinuous(false);
    l.add(x);
    ChocoScheduler cra = new DefaultChocoScheduler();
    cra.getDurationEvaluators().register(ShutdownVM.class, new ConstantActionDuration<>(10));
    ReconfigurationPlan plan = cra.solve(mo, l);
    Assert.assertEquals(2, plan.getSize());
}

Example 30 with ChocoScheduler

use of org.btrplace.scheduler.choco.ChocoScheduler in project scheduler by btrplace.

the class CRunningCapacityTest method testFeasibleContinuousResolution.

@Test
public void testFeasibleContinuousResolution() throws SchedulerException {
    Model mo = new DefaultModel();
    VM vm1 = mo.newVM();
    VM vm2 = mo.newVM();
    VM vm3 = mo.newVM();
    VM vm4 = mo.newVM();
    VM vm5 = mo.newVM();
    Node n1 = mo.newNode();
    Node n2 = mo.newNode();
    Node n3 = mo.newNode();
    mo.getMapping().on(n1, n2, n3).run(n1, vm1, vm2).run(n2, vm3, vm4).ready(vm5);
    Set<Node> on = new HashSet<>(Arrays.asList(n1, n2));
    List<SatConstraint> l = new ArrayList<>();
    l.add(new Running(vm5));
    l.add(new Fence(vm5, Collections.singleton(n1)));
    org.btrplace.model.constraint.RunningCapacity x = new org.btrplace.model.constraint.RunningCapacity(on, 4);
    x.setContinuous(true);
    l.add(x);
    ChocoScheduler cra = new DefaultChocoScheduler();
    cra.getDurationEvaluators().register(ShutdownVM.class, new ConstantActionDuration<>(10));
    ReconfigurationPlan plan = cra.solve(mo, l);
    Assert.assertNotNull(plan);
    Assert.assertEquals(plan.getSize(), 2);
}