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

Example 61 with ChocoScheduler

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

the class COnlineTest method testSolvableProblem.

@Test
public void testSolvableProblem() throws SchedulerException {
    Model mo = new DefaultModel();
    Node n1 = mo.newNode();
    mo.getMapping().off(n1);
    ChocoScheduler cra = new DefaultChocoScheduler();
    ReconfigurationPlan plan = cra.solve(mo, Collections.singleton(new Online(n1)));
    Assert.assertNotNull(plan);
    Model res = plan.getResult();
    Assert.assertTrue(res.getMapping().isOnline(n1));
}

Example 62 with ChocoScheduler

use of org.btrplace.scheduler.choco.ChocoScheduler 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 63 with ChocoScheduler

use of org.btrplace.scheduler.choco.ChocoScheduler 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 64 with ChocoScheduler

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

the class CQuarantineTest method testWithSatisfiedModel.

@Test
public void testWithSatisfiedModel() throws SchedulerException {
    Model mo = new DefaultModel();
    VM vm1 = mo.newVM();
    VM vm2 = mo.newVM();
    VM vm3 = mo.newVM();
    VM vm4 = mo.newVM();
    Node n1 = mo.newNode();
    Node n2 = mo.newNode();
    Node n3 = mo.newNode();
    mo.getMapping().on(n1, n2, n3).run(n1, vm1).run(n2, vm2, vm3).run(n3, vm4);
    Quarantine q = new Quarantine(n2);
    ChocoScheduler cra = new DefaultChocoScheduler();
    ReconfigurationPlan p = cra.solve(mo, Collections.singleton(q));
    Assert.assertNotNull(p);
}

Example 65 with ChocoScheduler

use of org.btrplace.scheduler.choco.ChocoScheduler 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);
}