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

Example 71 with ChocoScheduler

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

the class CRunningCapacityTest method testUnfeasible.

@Test
public void testUnfeasible() throws SchedulerException {
    Model model = new DefaultModel();
    VM vm1 = model.newVM();
    VM vm2 = model.newVM();
    VM vm3 = model.newVM();
    VM vm4 = model.newVM();
    Node n1 = model.newNode();
    Node n2 = model.newNode();
    Node n3 = model.newNode();
    Mapping map = model.getMapping().on(n1, n2, n3).run(n1, vm1, vm2).run(n2, vm3).run(n3, vm4);
    Collection<SatConstraint> ctrs = new HashSet<>();
    ctrs.add(new org.btrplace.model.constraint.RunningCapacity(map.getAllNodes(), 2));
    ChocoScheduler cra = new DefaultChocoScheduler();
    ReconfigurationPlan plan = cra.solve(model, ctrs);
    Assert.assertNull(plan);
}

Example 72 with ChocoScheduler

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

the class CRunningCapacityTest method testWithSatisfiedConstraint.

@Test
public void testWithSatisfiedConstraint() 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();
    Mapping map = mo.getMapping().on(n1, n2, n3).run(n1, vm1, vm2).run(n3, vm3, vm4).sleep(n2, vm5);
    List<SatConstraint> l = new ArrayList<>();
    org.btrplace.model.constraint.RunningCapacity x = new org.btrplace.model.constraint.RunningCapacity(map.getAllNodes(), 4);
    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(plan.getSize(), 0);
}

Example 73 with ChocoScheduler

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

the class CRunningCapacityTest method testSingleContinuousResolution.

@Test
public void testSingleContinuousResolution() 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 sc = new RunningCapacity(Collections.singleton(n1), 2, true);
    sc.setContinuous(true);
    l.add(sc);
    ChocoScheduler cra = new DefaultChocoScheduler();
    cra.setTimeLimit(3);
    cra.getDurationEvaluators().register(ShutdownVM.class, new ConstantActionDuration<>(10));
    ReconfigurationPlan plan = cra.solve(mo, l);
    Assert.assertNotNull(plan);
    Iterator<Action> ite = plan.iterator();
    Assert.assertEquals(2, plan.getSize());
    Action a1 = ite.next();
    Action a2 = ite.next();
    Assert.assertTrue(a1 instanceof ShutdownVM);
    Assert.assertTrue(a2 instanceof BootVM);
    Assert.assertTrue(a1.getEnd() <= a2.getStart());
}

Example 74 with ChocoScheduler

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

the class CSeqTest method testWithOnlyTransitions.

@Test
public void testWithOnlyTransitions() 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();
    Mapping map = mo.getMapping().on(n1, n2).ready(vm1).run(n1, vm2, vm4).sleep(n2, vm3);
    List<SatConstraint> cstrs = new ArrayList<>();
    cstrs.add(new Running(vm1));
    cstrs.add(new Sleeping(vm2));
    cstrs.add(new Running(vm3));
    cstrs.add(new Ready(vm4));
    cstrs.addAll(Online.newOnline(map.getAllNodes()));
    ChocoScheduler cra = new DefaultChocoScheduler();
    List<VM> seq = Arrays.asList(vm1, vm2, vm3, vm4);
    cstrs.add(new Seq(seq));
    ReconfigurationPlan plan = cra.solve(mo, cstrs);
    Assert.assertNotNull(plan);
}

Example 75 with ChocoScheduler

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

the class CSplitAmongTest method testContinuousWithAllDiffViolated.

@Test
public void testContinuousWithAllDiffViolated() 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();
    VM vm6 = mo.newVM();
    VM vm7 = mo.newVM();
    VM vm8 = mo.newVM();
    Node n1 = mo.newNode();
    Node n2 = mo.newNode();
    Node n3 = mo.newNode();
    Node n4 = mo.newNode();
    Node n5 = mo.newNode();
    Mapping map = mo.getMapping().on(n1, n2, n3, n4, n5).run(n1, vm1, vm3).run(n2, vm2).run(n3, vm4, vm6).run(n4, vm5).run(n5, vm7);
    // Isolated VM not considered by the constraint
    map.addRunningVM(vm8, n1);
    Collection<VM> vg1 = new HashSet<>(Arrays.asList(vm1, vm2, vm3));
    Collection<VM> vg2 = new HashSet<>(Arrays.asList(vm4, vm5, vm6));
    Collection<VM> vg3 = new HashSet<>(Collections.singletonList(vm7));
    Collection<Node> pg1 = new HashSet<>(Arrays.asList(n1, n2));
    Collection<Node> pg2 = new HashSet<>(Arrays.asList(n3, n4));
    Collection<Node> pg3 = new HashSet<>(Collections.singletonList(n5));
    Collection<Collection<VM>> vgs = new HashSet<>(Arrays.asList(vg1, vg2, vg3));
    Collection<Collection<Node>> pgs = new HashSet<>(Arrays.asList(pg1, pg2, pg3));
    SplitAmong s = new SplitAmong(vgs, pgs);
    s.setContinuous(true);
    // vg1 and vg2 overlap on n2.
    map.addRunningVM(vm6, n2);
    ChocoScheduler cra = new DefaultChocoScheduler();
    Assert.assertNull(cra.solve(mo, Collections.singleton(s)));
}