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

Example 16 with ChocoScheduler

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

the class CLonelyTest method testFeasibleContinuous.

/**
 * vm3 needs to go to n2 . vm1, vm2, vm3 must be lonely. n2 is occupied by "other" VMs, so
 * they have to go away before receiving vm3
 *
 * @throws org.btrplace.scheduler.SchedulerException
 */
@Test
public void testFeasibleContinuous() 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, vm3).run(n2, vm4, vm5);
    Set<VM> mine = new HashSet<>(Arrays.asList(vm1, vm2, vm3));
    ChocoScheduler cra = new DefaultChocoScheduler();
    Lonely l = new Lonely(mine);
    l.setContinuous(true);
    Set<SatConstraint> cstrs = new HashSet<>();
    cstrs.add(l);
    cstrs.add(new Fence(vm3, Collections.singleton(n2)));
    ReconfigurationPlan plan = cra.solve(mo, cstrs);
    Assert.assertNotNull(plan);
}

Example 17 with ChocoScheduler

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

the class CMaxOnlineTest method discreteMaxOnlineTest2.

@Test
public void discreteMaxOnlineTest2() 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("vcpu", 1, 1);
    resources.setCapacity(n1, 4);
    resources.setCapacity(n2, 8);
    resources.setCapacity(n3, 2);
    resources.setConsumption(vm4, 2);
    Mapping map = model.getMapping().on(n1, n2, n3).run(n1, vm1, vm4).run(n2, vm2).run(n3, vm3);
    model.attach(resources);
    MappingUtils.fill(map, model.getMapping());
    Set<Node> nodes = map.getAllNodes();
    MaxOnline maxon = new MaxOnline(nodes, 2);
    Set<Node> nodes2 = new HashSet<>(Arrays.asList(n1, n2));
    MaxOnline maxon2 = new MaxOnline(nodes2, 1);
    List<SatConstraint> constraints = new ArrayList<>();
    constraints.add(maxon);
    constraints.add(maxon2);
    ChocoScheduler cra = new DefaultChocoScheduler();
    cra.setMaxEnd(4);
    cra.getMapper().mapConstraint(MaxOnline.class, CMaxOnline.class);
    ReconfigurationPlan plan = cra.solve(model, constraints);
    Assert.assertNotNull(plan);
    Assert.assertTrue(maxon.isSatisfied(plan.getResult()));
}

Example 18 with ChocoScheduler

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

the class CMaxOnlineTest method testSimpleContinuousCase.

@Test
public void testSimpleContinuousCase() throws SchedulerException {
    Model model = new DefaultModel();
    Node n1 = model.newNode();
    Node n2 = model.newNode();
    model.getMapping().addOnlineNode(n1);
    model.getMapping().addOfflineNode(n2);
    MaxOnline maxOnline = new MaxOnline(model.getMapping().getAllNodes(), 1, true);
    List<SatConstraint> constraints = new ArrayList<>();
    constraints.add(maxOnline);
    constraints.add(new Online(n2));
    ChocoScheduler cra = new DefaultChocoScheduler();
    // cra.setTimeLimit(5);
    cra.setMaxEnd(4);
    cra.getMapper().mapConstraint(MaxOnline.class, CMaxOnline.class);
    ReconfigurationPlan plan = cra.solve(model, constraints);
    Assert.assertNotNull(plan);
    Assert.assertTrue(maxOnline.isSatisfied(plan));
}

Example 19 with ChocoScheduler

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

the class CMaxOnlineTest method testContinuousRestrictionSimpleCase.

@Test
public void testContinuousRestrictionSimpleCase() throws SchedulerException {
    Model model = new DefaultModel();
    Node n1 = model.newNode();
    Node n2 = model.newNode();
    Node n3 = model.newNode();
    VM vm1 = model.newVM();
    VM vm3 = model.newVM();
    VM vm4 = model.newVM();
    ShareableResource resources = new ShareableResource("cpu", 4, 1);
    resources.setCapacity(n1, 8);
    resources.setConsumption(vm4, 2);
    Mapping map = model.getMapping().on(n1, n3).off(n2).run(n1, vm1, vm4).run(n3, vm3);
    MappingUtils.fill(map, model.getMapping());
    model.attach(resources);
    MaxOnline maxon = new MaxOnline(map.getAllNodes(), 2, true);
    List<SatConstraint> constraints = new ArrayList<>();
    constraints.add(maxon);
    constraints.add(new Online(n2));
    ChocoScheduler cra = new DefaultChocoScheduler();
    // cra.setTimeLimit(3);
    cra.setMaxEnd(3);
    cra.getMapper().mapConstraint(MaxOnline.class, CMaxOnline.class);
    ReconfigurationPlan plan = cra.solve(model, constraints);
    Assert.assertNotNull(plan);
    Assert.assertTrue(maxon.isSatisfied(plan));
}

Example 20 with ChocoScheduler

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

the class CNoDelayTest method testOk2.

@Test
public void testOk2() 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(vm4);
    // 1 solution (priority to vm4): vm4 to n2 ; vm3 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));
}