Examples with ShareableResource org.btrplace.model.view.ShareableResource used on opensource projects

Example 71 with ShareableResource

use of org.btrplace.model.view.ShareableResource in project scheduler by btrplace.

the class CNoDelayTest method testOk1.

@Test
public void testOk1() throws SchedulerException {
    Model model = new DefaultModel();
    Node n1 = model.newNode();
    Node n2 = model.newNode();
    Node n3 = model.newNode();
    VM vm1 = model.newVM();
    VM vm2 = model.newVM();
    VM vm3 = model.newVM();
    VM vm4 = model.newVM();
    ShareableResource resources = new ShareableResource("cpu", 4, 1);
    resources.setCapacity(n2, 3);
    resources.setConsumption(vm1, 4);
    Mapping map = model.getMapping().on(n1, n2, n3).run(n1, vm1).run(n2, vm2).run(n3, vm3).run(n3, vm4);
    MappingUtils.fill(map, model.getMapping());
    model.attach(resources);
    Ban b = new Ban(vm1, Collections.singleton(n1));
    NoDelay nd = new NoDelay(vm3);
    // 1 solution (priority to vm3): vm3 to n2 ; vm4 to n2 ; vm1 to n3
    List<SatConstraint> constraints = new ArrayList<>();
    constraints.add(nd);
    constraints.add(b);
    ChocoScheduler cra = new DefaultChocoScheduler();
    cra.getMapper().mapConstraint(MaxOnline.class, CMaxOnline.class);
    ReconfigurationPlan plan = cra.solve(model, constraints);
    Assert.assertNotNull(plan);
    Assert.assertTrue(nd.isSatisfied(plan));
}

Example 72 with ShareableResource

use of org.btrplace.model.view.ShareableResource in project scheduler by btrplace.

the class CNoDelayTest method testKo.

@Test
public void testKo() throws SchedulerException {
    Model model = new DefaultModel();
    Node n1 = model.newNode();
    Node n2 = model.newNode();
    Node n3 = model.newNode();
    VM vm1 = model.newVM();
    VM vm2 = model.newVM();
    VM vm3 = model.newVM();
    VM vm4 = model.newVM();
    ShareableResource resources = new ShareableResource("cpu", 4, 1);
    resources.setCapacity(n2, 3);
    resources.setConsumption(vm1, 4);
    Mapping map = model.getMapping().on(n1, n2, n3).run(n1, vm1).run(n2, vm2).run(n3, vm3).run(n3, vm4);
    MappingUtils.fill(map, model.getMapping());
    model.attach(resources);
    Ban b = new Ban(vm1, Collections.singleton(n1));
    NoDelay nd = new NoDelay(vm1);
    // No solution: unable to migrate vm1 at t=0
    List<SatConstraint> constraints = new ArrayList<>();
    constraints.add(nd);
    constraints.add(b);
    ChocoScheduler cra = new DefaultChocoScheduler();
    cra.getMapper().mapConstraint(MaxOnline.class, CMaxOnline.class);
    ReconfigurationPlan plan = cra.solve(model, constraints);
    Assert.assertNull(plan);
}

Example 73 with ShareableResource

use of org.btrplace.model.view.ShareableResource in project scheduler by btrplace.

the class COverbookTest method testWithScheduling1.

@Test
public void testWithScheduling1() throws SchedulerException {
    Model mo = new DefaultModel();
    VM vm1 = mo.newVM();
    VM vm3 = mo.newVM();
    Node n1 = mo.newNode();
    Mapping m = mo.getMapping().on(n1).run(n1, vm1).ready(vm3);
    ShareableResource rcCPU = new ShareableResource("cpu", 2, 2);
    List<SatConstraint> cstrs = new ArrayList<>();
    cstrs.add(new Running(vm3));
    cstrs.add(new Sleeping(vm1));
    cstrs.addAll(Online.newOnline(m.getAllNodes()));
    cstrs.add(new Overbook(n1, "cpu", 1));
    cstrs.add(new Preserve(vm1, "cpu", 2));
    cstrs.add(new Preserve(vm3, "cpu", 2));
    mo.attach(rcCPU);
    ChocoScheduler cra = new DefaultChocoScheduler();
    ReconfigurationPlan p = cra.solve(mo, cstrs);
    Assert.assertNotNull(p);
}

Example 74 with ShareableResource

use of org.btrplace.model.view.ShareableResource in project scheduler by btrplace.

the class CPreserveTest method testPreserveWithoutOverbook.

/*@Test
    public void testGetMisplaced() {
        Model mo = new DefaultModel();
        VM vm1 = mo.newVM();
        VM vm2 = mo.newVM();
        VM vm3 = mo.newVM();
        Node n1 = mo.newNode();
        Node n2 = mo.newNode();

        Mapping map = mo.getMapping().on(n1, n2).run(n1, vm1, vm2).run(n2, vm3).get();
        ShareableResource rc = new ShareableResource("cpu", 7, 7);
        rc.setConsumption(vm1, 3);
        rc.setConsumption(vm2, 3);
        rc.setConsumption(vm3, 5);

        Preserve p = new Preserve(vm1, "cpu", 5);

        mo.attach(rc);
        //Assert.assertEquals(SatConstraint.Sat.UNSATISFIED, p.isSatisfied(mo));

        CPreserve cp = new CPreserve(p);
        Instance i = new Instance(mo, Collections.emptyList(), new MinMTTR());
        Set<VM> bads = cp.getMisPlacedVMs(i);
        Assert.assertEquals(1, bads.size());
        Assert.assertEquals(vm1, bads.iterator().next());
    }*/
/**
 * A preserve constraint asks for a minimum amount of resources but
 * their is no overbook ratio so, the default value of 1 is used
 * and vm1 or vm2 is moved to n2
 *
 * @throws org.btrplace.scheduler.SchedulerException
 */
@Test
public void testPreserveWithoutOverbook() 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();
    Mapping map = mo.getMapping().on(n1, n2).run(n1, vm1, vm2).run(n2, vm3);
    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(vm2, "cpu", 5);
    ChocoScheduler cra = new DefaultChocoScheduler();
    mo.attach(rc);
    List<SatConstraint> cstrs = new ArrayList<>();
    cstrs.addAll(Online.newOnline(map.getAllNodes()));
    cstrs.add(pr);
    ReconfigurationPlan p = cra.solve(mo, cstrs);
    Assert.assertNotNull(p);
}

Example 75 with ShareableResource

use of org.btrplace.model.view.ShareableResource in project scheduler by btrplace.

the class CResourceCapacityTest 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));
    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, 5);
    mo.attach(rc);
    List<SatConstraint> l = new ArrayList<>();
    l.add(new Running(vm5));
    l.add(new Fence(vm5, Collections.singleton(n1)));
    ResourceCapacity x = new ResourceCapacity(on, "cpu", 10);
    x.setContinuous(true);
    l.add(x);
    ChocoScheduler cra = new DefaultChocoScheduler();
    ReconfigurationPlan plan = cra.solve(mo, l);
    Assert.assertNotNull(plan);
    // System.out.println(plan);
    Assert.assertTrue(plan.getSize() > 0);
}