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

Example 51 with ChocoScheduler

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

the class CGatherTest method testContinuousWithRelocationOfVMs.

/**
 * We try to relocate co-located VMs in continuous mode. Not allowed
 *
 * @throws org.btrplace.scheduler.SchedulerException
 */
@Test
public void testContinuousWithRelocationOfVMs() throws SchedulerException {
    Model mo = new DefaultModel();
    VM vm1 = mo.newVM();
    VM vm2 = mo.newVM();
    Node n1 = mo.newNode();
    Node n2 = mo.newNode();
    Mapping map = mo.getMapping().on(n1, n2).run(n2, vm1, vm2);
    Gather g = new Gather(map.getAllVMs());
    g.setContinuous(true);
    List<SatConstraint> cstrs = new ArrayList<>();
    cstrs.addAll(Running.newRunning(map.getAllVMs()));
    cstrs.add(g);
    cstrs.add(new Fence(vm1, Collections.singleton(n1)));
    cstrs.add(new Fence(vm2, Collections.singleton(n1)));
    ChocoScheduler cra = new DefaultChocoScheduler();
    ReconfigurationPlan plan = cra.solve(mo, cstrs);
    Assert.assertNull(plan);
}

Example 52 with ChocoScheduler

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

the class CGatherTest method testDiscreteWithRunningVMs.

@Test
public void testDiscreteWithRunningVMs() throws SchedulerException {
    Model mo = new DefaultModel();
    VM vm1 = mo.newVM();
    VM vm2 = mo.newVM();
    Node n1 = mo.newNode();
    Node n2 = mo.newNode();
    Mapping map = mo.getMapping().ready(vm1).on(n1, n2).run(n2, vm2);
    Gather g = new Gather(map.getAllVMs());
    g.setContinuous(false);
    ChocoScheduler cra = new DefaultChocoScheduler();
    List<SatConstraint> cstrs = new ArrayList<>();
    cstrs.add(g);
    cstrs.addAll(Running.newRunning(map.getAllVMs()));
    ReconfigurationPlan plan = cra.solve(mo, cstrs);
    Assert.assertNotNull(plan);
    Model res = plan.getResult();
    Assert.assertEquals(res.getMapping().getVMLocation(vm1), res.getMapping().getVMLocation(vm2));
}

Example 53 with ChocoScheduler

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

the class CGatherTest method testContinuousWithNoRunningVMs.

@Test
public void testContinuousWithNoRunningVMs() throws SchedulerException {
    Model mo = new DefaultModel();
    VM vm1 = mo.newVM();
    VM vm2 = mo.newVM();
    Node n1 = mo.newNode();
    Node n2 = mo.newNode();
    Mapping map = mo.getMapping().on(n1, n2).ready(vm1, vm2);
    Gather g = new Gather(map.getAllVMs());
    g.setContinuous(true);
    List<SatConstraint> cstrs = new ArrayList<>();
    cstrs.add(g);
    cstrs.addAll(Running.newRunning(map.getAllVMs()));
    ChocoScheduler cra = new DefaultChocoScheduler();
    ReconfigurationPlan plan = cra.solve(mo, cstrs);
    Assert.assertNotNull(plan);
}

Example 54 with ChocoScheduler

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

the class CGatherTest method testDiscreteWithoutRunningVM.

@Test
public void testDiscreteWithoutRunningVM() throws SchedulerException {
    Model mo = new DefaultModel();
    VM vm1 = mo.newVM();
    VM vm2 = mo.newVM();
    Node n1 = mo.newNode();
    Node n2 = mo.newNode();
    Mapping map = mo.getMapping().ready(vm1).on(n1, n2).run(n2, vm2);
    Gather g = new Gather(map.getAllVMs());
    g.setContinuous(false);
    ChocoScheduler cra = new DefaultChocoScheduler();
    ReconfigurationPlan plan = cra.solve(mo, Collections.singleton(g));
    Assert.assertNotNull(plan);
    Assert.assertEquals(plan.getSize(), 0);
    Model res = plan.getResult();
    Assert.assertTrue(res.getMapping().isReady(vm1));
}

Example 55 with ChocoScheduler

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

the class CLonelyTest method testFeasibleDiscrete.

@Test
public void testFeasibleDiscrete() 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<VM> mine = new HashSet<>(Arrays.asList(vm1, vm2, vm3));
    ChocoScheduler cra = new DefaultChocoScheduler();
    Lonely l = new Lonely(mine);
    l.setContinuous(false);
    ReconfigurationPlan plan = cra.solve(mo, Collections.singleton(l));
    Assert.assertNotNull(plan);
// System.out.println(plan);
// Assert.assertEquals(l.isSatisfied(plan.getResult()), SatConstraint.Sat.SATISFIED);
}