Examples with ReconfigurationPlan org.btrplace.plan.ReconfigurationPlan used on opensource projects

Example 16 with ReconfigurationPlan

use of org.btrplace.plan.ReconfigurationPlan in project scheduler by btrplace.

the class IssuesTest method testIssue86.

@Test
public void testIssue86() throws Exception {
    Model mo = new DefaultModel();
    mo.getMapping().addReadyVM(mo.newVM());
    mo.getMapping().addReadyVM(mo.newVM());
    mo.getMapping().addReadyVM(mo.newVM());
    mo.getMapping().addOnlineNode(mo.newNode());
    mo.getMapping().addOnlineNode(mo.newNode());
    mo.getMapping().addOnlineNode(mo.newNode());
    List<SatConstraint> cstrs = mo.getMapping().getAllVMs().stream().map(Running::new).collect(Collectors.toList());
    cstrs.add(new Spread(mo.getMapping().getAllVMs(), false));
    cstrs.addAll(mo.getMapping().getOnlineNodes().stream().map(n -> new RunningCapacity(n, 1)).collect(Collectors.toList()));
    Instance i = new Instance(mo, cstrs, new MinMTTR());
    ChocoScheduler s = new DefaultChocoScheduler();
    s.doOptimize(false);
    s.doRepair(false);
    ReconfigurationPlan p = s.solve(i.getModel(), i.getSatConstraints(), i.getOptConstraint());
    Assert.assertNotNull(p);
    Assert.assertEquals(3, p.getActions().size());
    s.doRepair(true);
    p = s.solve(i.getModel(), i.getSatConstraints(), i.getOptConstraint());
    Assert.assertNotNull(p);
    Assert.assertEquals(3, p.getActions().size());
}

Example 17 with ReconfigurationPlan

use of org.btrplace.plan.ReconfigurationPlan in project scheduler by btrplace.

the class IssuesTest method testFoo.

@Test
public void testFoo() throws Exception {
    String buf = "{\"model\":{\"mapping\":{\"readyVMs\":[],\"onlineNodes\":{\"0\":{\"sleepingVMs\":[],\"runningVMs\":[0]},\"1\":{\"sleepingVMs\":[],\"runningVMs\":[1]}},\"offlineNodes\":[]},\"attributes\":{\"nodes\":{},\"vms\":{}},\"views\":[{\"defConsumption\":2,\"nodes\":{},\"rcId\":\"CPU\",\"id\":\"shareableResource\",\"defCapacity\":7,\"vms\":{}}]},\"constraints\":[{\"nodes\":[0],\"vm\":0,\"continuous\":false,\"id\":\"ban\"},{\"nodes\":[1],\"vm\":1,\"continuous\":false,\"id\":\"ban\"},{\"rc\":\"CPU\",\"amount\":4,\"vm\":0,\"id\":\"preserve\"},{\"rc\":\"CPU\",\"amount\":4,\"vm\":1,\"id\":\"preserve\"}],\"objective\":{\"id\":\"minimizeMTTR\"}}";
    Instance i = JSON.readInstance(new StringReader(buf));
    ChocoScheduler s = new DefaultChocoScheduler();
    ReconfigurationPlan p = s.solve(i);
    Assert.assertNotNull(p);
}

Example 18 with ReconfigurationPlan

use of org.btrplace.plan.ReconfigurationPlan in project scheduler by btrplace.

the class IssuesTest method test16b.

/**
 * Unit test derived from Issue 16.
 *
 * @throws org.btrplace.scheduler.SchedulerException
 */
@Test
public void test16b() throws SchedulerException {
    Model model = new DefaultModel();
    Node n1 = model.newNode();
    Node n2 = model.newNode();
    Node n3 = model.newNode();
    Node n4 = model.newNode();
    VM vm1 = model.newVM();
    VM vm2 = model.newVM();
    VM vm3 = model.newVM();
    VM vm4 = model.newVM();
    VM vm5 = model.newVM();
    VM vm6 = model.newVM();
    model.getMapping().on(n1, n2, n3, n4).run(n1, vm1, vm2).run(n2, vm3, vm4).run(n3, vm5, vm6);
    Set<SatConstraint> ctrsC = new HashSet<>();
    Set<VM> vms1 = new HashSet<>(Arrays.asList(vm1, vm3, vm5));
    Set<VM> vms2 = new HashSet<>(Arrays.asList(vm2, vm4, vm6));
    ctrsC.add(new Spread(vms1));
    ctrsC.add(new Spread(vms2));
    ctrsC.add(new Fence(vm3, Collections.singleton(n1)));
    Offline off = new Offline(n2);
    ctrsC.add(off);
    ChocoScheduler cra = new DefaultChocoScheduler();
    ReconfigurationPlan dp = cra.solve(model, ctrsC);
    Assert.assertNotNull(dp);
}

Example 19 with ReconfigurationPlan

use of org.btrplace.plan.ReconfigurationPlan in project scheduler by btrplace.

the class IssuesTest method issue72c.

@Test
public void issue72c() throws Exception {
    String buf = "{\"model\":{\"mapping\":{\"readyVMs\":[],\"onlineNodes\":{\"0\":{\"sleepingVMs\":[],\"runningVMs\":[9,8,7,6,5,4,3,2,1,0]},\"1\":{\"sleepingVMs\":[],\"runningVMs\":[19,18,17,16,15,14,13,12,11,10]}},\"offlineNodes\":[]},\"attributes\":{\"nodes\":{},\"vms\":{}},\"views\":[{\"defConsumption\":0,\"nodes\":{\"0\":32768,\"1\":32768},\"rcId\":\"mem\",\"id\":\"shareableResource\",\"defCapacity\":8192,\"vms\":{\"11\":1024,\"12\":1024,\"13\":1024,\"14\":1024,\"15\":1024,\"16\":1024,\"17\":1024,\"18\":1024,\"19\":1024,\"0\":1024,\"1\":1024,\"2\":1024,\"3\":1024,\"4\":1024,\"5\":1024,\"6\":1024,\"7\":1024,\"8\":1024,\"9\":1024,\"10\":1024}},{\"defConsumption\":0,\"nodes\":{\"0\":700,\"1\":700},\"rcId\":\"cpu\",\"id\":\"shareableResource\",\"defCapacity\":8000,\"vms\":{\"11\":0,\"12\":0,\"13\":0,\"14\":0,\"15\":0,\"16\":50,\"17\":0,\"18\":0,\"19\":0,\"0\":0,\"1\":0,\"2\":0,\"3\":40,\"4\":0,\"5\":90,\"6\":0,\"7\":0,\"8\":0,\"9\":0,\"10\":0}}]},\"constraints\":[],\"objective\":{\"id\":\"minimizeMTTR\"}}";
    Instance i = JSON.readInstance(new StringReader(buf));
    ChocoScheduler s = new DefaultChocoScheduler();
    s.doOptimize(false);
    ReconfigurationPlan p = s.solve(i);
    Assert.assertNotNull(p);
    Assert.assertTrue(p.getActions().isEmpty());
    s.doRepair(true);
    p = s.solve(i.getModel(), i.getSatConstraints(), i.getOptConstraint());
    Assert.assertTrue(p.getActions().isEmpty());
}

Example 20 with ReconfigurationPlan

use of org.btrplace.plan.ReconfigurationPlan in project scheduler by btrplace.

the class BootVMTest method testBootSequence.

/**
 * Test that check when the action is shorter than the end of
 * the reconfiguration process.
 * In practice, 2 boot actions have to be executed sequentially
 */
@Test
public void testBootSequence() throws SchedulerException, ContradictionException {
    Model mo = new DefaultModel();
    Mapping map = mo.getMapping();
    final VM vm1 = mo.newVM();
    final VM vm2 = mo.newVM();
    Node n1 = mo.newNode();
    Node n2 = mo.newNode();
    map.addOnlineNode(n1);
    map.addOnlineNode(n2);
    map.addReadyVM(vm1);
    map.addReadyVM(vm2);
    Parameters ps = new DefaultParameters();
    DurationEvaluators dev = ps.getDurationEvaluators();
    dev.register(org.btrplace.plan.event.BootVM.class, new ConstantActionDuration<>(5));
    ReconfigurationProblem rp = new DefaultReconfigurationProblemBuilder(mo).setParams(ps).setNextVMsStates(new HashSet<>(), map.getAllVMs(), new HashSet<>(), new HashSet<>()).build();
    BootVM m1 = (BootVM) rp.getVMActions().get(rp.getVM(vm1));
    BootVM m2 = (BootVM) rp.getVMActions().get(rp.getVM(vm2));
    rp.getNodeActions().get(0).getState().instantiateTo(1, Cause.Null);
    rp.getNodeActions().get(1).getState().instantiateTo(1, Cause.Null);
    rp.getModel().post(rp.getModel().arithm(m2.getStart(), ">=", m1.getEnd()));
    new CMinMTTR().inject(ps, rp);
    ReconfigurationPlan p = rp.solve(0, false);
    Assert.assertNotNull(p);
    Iterator<Action> ite = p.iterator();
    org.btrplace.plan.event.BootVM b1 = (org.btrplace.plan.event.BootVM) ite.next();
    org.btrplace.plan.event.BootVM b2 = (org.btrplace.plan.event.BootVM) ite.next();
    Assert.assertEquals(vm1, b1.getVM());
    Assert.assertEquals(vm2, b2.getVM());
    Assert.assertTrue(b1.getEnd() <= b2.getStart());
    Assert.assertEquals(5, b1.getEnd() - b1.getStart());
    Assert.assertEquals(5, b2.getEnd() - b2.getStart());
}